/ BBS in a Box 10 / BBS In A Box Volume X (AMUG) (January 1994).bin / Files / Prog / U-Z / VideoToolBox.cpt / Video attenuator

< prev

next >

MacOS 8.1

Win98

DOS

browse contents

view JSON data

view as text

+--------+-------------------------+-------------------------+--------+--------+
|00000000| 00 10 56 69 64 65 6f 20 | 61 74 74 65 6e 75 61 74 |..Video |attenuat|
|00000010| 6f 72 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |or......|........|
|00000020| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000030| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000040| 00 54 45 58 54 74 74 78 | 74 01 00 00 00 00 00 00 |.TEXTttx|t.......|
|00000050| 00 00 00 00 00 1b cd 00 | 00 01 96 a7 71 b3 0c a7 |........|....q...|
|00000060| 71 b3 0c 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |q.......|........|
|00000070| 00 00 00 00 00 00 00 00 | 00 00 81 81 29 fd 00 00 |........|....)...|
|00000080| 56 69 64 65 6f 54 6f 6f | 6c 62 6f 78 3a 20 56 69 |VideoToo|lbox: Vi|
|00000090| 64 65 6f 20 61 74 74 65 | 6e 75 61 74 6f 72 0d 41 |deo atte|nuator.A|
|000000a0| 75 67 75 73 74 20 38 2c | 20 31 39 39 31 0d 0d 54 |ugust 8,| 1991..T|
|000000b0| 48 45 20 49 53 52 20 56 | 49 44 45 4f 20 41 54 54 |HE ISR V|IDEO ATT|
|000000c0| 45 4e 55 41 54 4f 52 0d | 0d 28 49 6e 73 74 61 6c |ENUATOR.|.(Instal|
|000000d0| 6c 61 74 69 6f 6e 20 69 | 6e 73 74 72 75 63 74 69 |lation i|nstructi|
|000000e0| 6f 6e 73 20 61 72 65 20 | 61 74 20 74 68 65 20 65 |ons are |at the e|
|000000f0| 6e 64 20 6f 66 20 74 68 | 69 73 20 66 69 6c 65 2e |nd of th|is file.|
|00000100| 29 0d 0d 54 68 65 20 4d | 61 63 20 49 49 20 69 73 |)..The M|ac II is|
|00000110| 20 67 72 65 61 74 20 66 | 6f 72 20 73 79 6e 74 68 | great f|or synth|
|00000120| 65 73 69 7a 69 6e 67 20 | 61 6e 64 20 64 69 73 70 |esizing |and disp|
|00000130| 6c 61 79 69 6e 67 20 69 | 6d 61 67 65 73 20 66 6f |laying i|mages fo|
|00000140| 72 20 76 69 73 69 6f 6e | 20 65 78 70 65 72 69 6d |r vision| experim|
|00000150| 65 6e 74 73 2e 20 48 6f | 77 65 76 65 72 2c 20 74 |ents. Ho|wever, t|
|00000160| 68 65 20 38 2d 62 69 74 | 20 72 65 73 6f 6c 75 74 |he 8-bit| resolut|
|00000170| 69 6f 6e 20 6f 66 20 69 | 74 73 20 64 69 67 69 74 |ion of i|ts digit|
|00000180| 61 6c 2d 74 6f 2d 61 6e | 61 6c 6f 67 20 63 6f 6e |al-to-an|alog con|
|00000190| 76 65 72 74 65 72 73 20 | 69 73 20 69 6e 61 64 65 |verters |is inade|
|000001a0| 71 75 61 74 65 20 74 6f | 20 72 65 6e 64 65 72 20 |quate to| render |
|000001b0| 74 68 72 65 73 68 6f 6c | 64 2d 63 6f 6e 74 72 61 |threshol|d-contra|
|000001c0| 73 74 20 73 74 69 6d 75 | 6c 69 2c 20 74 79 70 69 |st stimu|li, typi|
|000001d0| 63 61 6c 6c 79 20 79 69 | 65 6c 64 69 6e 67 20 6f |cally yi|elding o|
|000001e0| 6e 2d 73 63 72 65 65 6e | 20 63 6f 6e 74 72 61 73 |n-screen| contras|
|000001f0| 74 73 20 74 68 61 74 20 | 61 72 65 20 6f 6e 6c 79 |ts that |are only|
|00000200| 20 61 63 63 75 72 61 74 | 65 20 74 6f 20 61 62 6f | accurat|e to abo|
|00000210| 75 74 20 37 20 62 69 74 | 73 2c 20 62 65 63 61 75 |ut 7 bit|s, becau|
|00000220| 73 65 20 6f 66 20 74 68 | 65 20 6d 6f 6e 69 74 6f |se of th|e monito|
|00000230| 72 27 73 20 66 61 63 74 | 6f 72 2d 6f 66 2d 74 77 |r's fact|or-of-tw|
|00000240| 6f 20 63 6f 6e 74 72 61 | 73 74 20 67 61 69 6e 2e |o contra|st gain.|
|00000250| 20 50 65 6c 6c 69 20 61 | 6e 64 20 5a 68 61 6e 67 | Pelli a|nd Zhang|
|00000260| 20 28 31 39 39 31 29 20 | 64 65 73 63 72 69 62 65 | (1991) |describe|
|00000270| 20 61 20 73 69 6d 70 6c | 65 20 65 6c 65 63 74 72 | a simpl|e electr|
|00000280| 6f 6e 69 63 20 63 69 72 | 63 75 69 74 2c 20 61 20 |onic cir|cuit, a |
|00000290| 76 69 64 65 6f 20 61 74 | 74 65 6e 75 61 74 6f 72 |video at|tenuator|
|000002a0| 2c 20 74 68 61 74 20 70 | 72 6f 76 69 64 65 73 20 |, that p|rovides |
|000002b0| 61 63 63 75 72 61 74 65 | 20 63 6f 6e 74 72 61 73 |accurate| contras|
|000002c0| 74 20 63 6f 6e 74 72 6f | 6c 2c 20 61 63 68 69 65 |t contro|l, achie|
|000002d0| 76 69 6e 67 20 31 32 2d | 62 69 74 20 6f 6e 2d 73 |ving 12-|bit on-s|
|000002e0| 63 72 65 65 6e 20 61 63 | 63 75 72 61 63 79 2e 20 |creen ac|curacy. |
|000002f0| 59 6f 75 20 63 61 6e 20 | 62 75 69 6c 64 20 6f 6e |You can |build on|
|00000300| 65 20 79 6f 75 72 73 65 | 6c 66 2c 20 66 72 6f 6d |e yourse|lf, from|
|00000310| 20 74 68 65 69 72 20 73 | 63 68 65 6d 61 74 69 63 | their s|chematic|
|00000320| 2c 20 6f 72 20 79 6f 75 | 20 63 61 6e 20 6f 72 64 |, or you| can ord|
|00000330| 65 72 20 6f 6e 65 20 70 | 72 65 2d 6d 61 64 65 20 |er one p|re-made |
|00000340| 66 72 6f 6d 20 74 68 65 | 20 49 6e 73 74 69 74 75 |from the| Institu|
|00000350| 74 65 20 66 6f 72 20 53 | 65 6e 73 6f 72 79 20 52 |te for S|ensory R|
|00000360| 65 73 65 61 72 63 68 2c | 20 77 68 69 63 68 20 63 |esearch,| which c|
|00000370| 61 6c 6c 73 20 69 74 20 | 74 68 65 20 22 49 53 52 |alls it |the "ISR|
|00000380| 20 56 69 64 65 6f 20 41 | 74 74 65 6e 75 61 74 6f | Video A|ttenuato|
|00000390| 72 2e 22 0d 0d 54 68 65 | 20 49 53 52 20 56 69 64 |r."..The| ISR Vid|
|000003a0| 65 6f 20 41 74 74 65 6e | 75 61 74 6f 72 20 69 73 |eo Atten|uator is|
|000003b0| 20 61 20 73 6d 61 6c 6c | 20 62 6f 78 20 74 68 61 | a small| box tha|
|000003c0| 74 20 69 73 20 69 6e 73 | 65 72 74 65 64 20 62 65 |t is ins|erted be|
|000003d0| 74 77 65 65 6e 20 74 68 | 65 20 76 69 64 65 6f 20 |tween th|e video |
|000003e0| 63 61 62 6c 65 20 61 6e | 64 20 74 68 65 20 41 70 |cable an|d the Ap|
|000003f0| 70 6c 65 20 48 69 67 68 | 2d 52 65 73 6f 6c 75 74 |ple High|-Resolut|
|00000400| 69 6f 6e 20 28 6f 72 20 | 31 32 2d 69 6e 63 68 29 |ion (or |12-inch)|
|00000410| 20 4d 6f 6e 6f 63 68 72 | 6f 6d 65 20 44 69 73 70 | Monochr|ome Disp|
|00000420| 6c 61 79 2e 20 49 74 20 | 63 6f 6d 62 69 6e 65 73 |lay. It |combines|
|00000430| 20 74 68 65 20 74 68 72 | 65 65 20 63 6f 6c 6f 72 | the thr|ee color|
|00000440| 20 52 47 42 20 73 69 67 | 6e 61 6c 73 20 66 72 6f | RGB sig|nals fro|
|00000450| 6d 20 61 20 63 6f 6c 6f | 72 20 76 69 64 65 6f 20 |m a colo|r video |
|00000460| 63 61 72 64 20 74 6f 20 | 70 72 6f 64 75 63 65 20 |card to |produce |
|00000470| 61 20 73 69 6e 67 6c 65 | 20 6d 6f 6e 6f 63 68 72 |a single| monochr|
|00000480| 6f 6d 65 20 73 69 67 6e | 61 6c 20 6f 66 20 68 69 |ome sign|al of hi|
|00000490| 67 68 65 72 20 67 72 61 | 79 73 63 61 6c 65 20 72 |gher gra|yscale r|
|000004a0| 65 73 6f 6c 75 74 69 6f | 6e 2e 20 4f 6e 6c 79 20 |esolutio|n. Only |
|000004b0| 70 72 6f 67 72 61 6d 73 | 20 75 73 69 6e 67 20 73 |programs| using s|
|000004c0| 70 65 63 69 61 6c 20 73 | 6f 66 74 77 61 72 65 20 |pecial s|oftware |
|000004d0| 28 70 72 6f 76 69 64 65 | 64 29 20 77 69 6c 6c 20 |(provide|d) will |
|000004e0| 61 63 68 69 65 76 65 20 | 74 68 69 73 20 62 65 6e |achieve |this ben|
|000004f0| 65 66 69 74 2e 20 50 68 | 79 73 69 63 61 6c 6c 79 |efit. Ph|ysically|
|00000500| 2c 20 69 74 20 69 73 20 | 61 20 73 6d 61 6c 6c 20 |, it is |a small |
|00000510| 73 61 74 69 6e 2d 66 69 | 6e 69 73 68 20 6d 61 63 |satin-fi|nish mac|
|00000520| 68 69 6e 65 64 2d 61 6c | 75 6d 69 6e 75 6d 20 62 |hined-al|uminum b|
|00000530| 6f 78 2c 20 61 62 6f 75 | 74 20 74 68 65 20 73 69 |ox, abou|t the si|
|00000540| 7a 65 20 6f 66 20 61 20 | 6d 61 74 63 68 62 6f 78 |ze of a |matchbox|
|00000550| 20 28 32 22 78 31 2e 32 | 22 78 30 2e 37 22 29 2c | (2"x1.2|"x0.7"),|
|00000560| 20 77 69 74 68 20 61 20 | 31 35 2d 70 69 6e 20 41 | with a |15-pin A|
|00000570| 70 70 6c 65 20 76 69 64 | 65 6f 20 63 6f 6e 6e 65 |pple vid|eo conne|
|00000580| 63 74 6f 72 20 61 74 20 | 65 61 63 68 20 65 6e 64 |ctor at |each end|
|00000590| 2e 20 49 6e 73 69 64 65 | 20 61 72 65 20 70 72 65 |. Inside| are pre|
|000005a0| 63 69 73 69 6f 6e 20 72 | 65 73 69 73 74 6f 72 73 |cision r|esistors|
|000005b0| 20 6f 6e 20 61 20 74 77 | 6f 2d 73 69 64 65 64 20 | on a tw|o-sided |
|000005c0| 70 72 69 6e 74 65 64 20 | 63 69 72 63 75 69 74 20 |printed |circuit |
|000005d0| 62 6f 61 72 64 20 77 69 | 74 68 20 63 6f 6e 74 72 |board wi|th contr|
|000005e0| 6f 6c 6c 65 64 2d 69 6d | 70 65 64 61 6e 63 65 20 |olled-im|pedance |
|000005f0| 6d 69 63 72 6f 73 74 72 | 69 70 20 74 72 61 63 65 |microstr|ip trace|
|00000600| 73 2e 20 54 68 69 73 20 | 70 61 73 73 69 76 65 20 |s. This |passive |
|00000610| 72 65 73 69 73 74 6f 72 | 20 6e 65 74 77 6f 72 6b |resistor| network|
|00000620| 20 63 6f 6d 62 69 6e 65 | 73 20 74 68 65 20 74 68 | combine|s the th|
|00000630| 72 65 65 20 38 2d 62 69 | 74 20 52 47 42 20 73 69 |ree 8-bi|t RGB si|
|00000640| 67 6e 61 6c 73 20 66 72 | 6f 6d 20 79 6f 75 72 20 |gnals fr|om your |
|00000650| 76 69 64 65 6f 20 63 61 | 72 64 20 74 6f 20 70 72 |video ca|rd to pr|
|00000660| 6f 64 75 63 65 20 61 20 | 73 69 6e 67 6c 65 20 6d |oduce a |single m|
|00000670| 75 63 68 2d 68 69 67 68 | 65 72 2d 61 63 63 75 72 |uch-high|er-accur|
|00000680| 61 63 79 20 73 69 67 6e | 61 6c 20 74 6f 20 64 72 |acy sign|al to dr|
|00000690| 69 76 65 20 79 6f 75 72 | 20 41 70 70 6c 65 20 48 |ive your| Apple H|
|000006a0| 69 67 68 2d 52 65 73 6f | 6c 75 74 69 6f 6e 20 28 |igh-Reso|lution (|
|000006b0| 6f 72 20 31 32 2d 69 6e | 63 68 29 20 4d 6f 6e 6f |or 12-in|ch) Mono|
|000006c0| 63 68 72 6f 6d 65 20 44 | 69 73 70 6c 61 79 2e 0d |chrome D|isplay..|
|000006d0| 0d 44 2e 20 47 2e 20 50 | 65 6c 6c 69 20 61 6e 64 |.D. G. P|elli and|
|000006e0| 20 4c 2e 20 5a 68 61 6e | 67 20 28 31 39 39 31 29 | L. Zhan|g (1991)|
|000006f0| 20 41 63 63 75 72 61 74 | 65 20 63 6f 6e 74 72 6f | Accurat|e contro|
|00000700| 6c 20 6f 66 20 63 6f 6e | 74 72 61 73 74 20 6f 6e |l of con|trast on|
|00000710| 20 6d 69 63 72 6f 63 6f | 6d 70 75 74 65 72 20 64 | microco|mputer d|
|00000720| 69 73 70 6c 61 79 73 2e | 20 56 69 73 69 6f 6e 20 |isplays.| Vision |
|00000730| 52 65 73 65 61 72 63 68 | 2c 20 33 31 3a 31 33 33 |Research|, 31:133|
|00000740| 37 2d 31 33 36 30 2e 0d | 0d 50 41 43 4b 49 4e 47 |7-1360..|.PACKING|
|00000750| 20 4c 49 53 54 0d 0d 2d | 20 49 53 52 20 56 69 64 | LIST..-| ISR Vid|
|00000760| 65 6f 20 41 74 74 65 6e | 75 61 74 6f 72 2e 20 49 |eo Atten|uator. I|
|00000770| 53 52 20 73 74 61 6e 64 | 73 20 66 6f 72 20 22 49 |SR stand|s for "I|
|00000780| 6e 73 74 69 74 75 74 65 | 20 66 6f 72 20 53 65 6e |nstitute| for Sen|
|00000790| 73 6f 72 79 20 52 65 73 | 65 61 72 63 68 22 2e 0d |sory Res|earch"..|
|000007a0| 2d 20 52 65 70 72 69 6e | 74 20 6f 66 20 50 65 6c |- Reprin|t of Pel|
|000007b0| 6c 69 20 61 6e 64 20 5a | 68 61 6e 67 20 28 31 39 |li and Z|hang (19|
|000007c0| 39 31 29 2c 20 77 68 69 | 63 68 20 69 6e 63 6c 75 |91), whi|ch inclu|
|000007d0| 64 65 73 20 69 6e 73 74 | 72 75 63 74 69 6f 6e 73 |des inst|ructions|
|000007e0| 20 66 6f 72 20 75 73 65 | 20 61 6e 64 20 61 20 73 | for use| and a s|
|000007f0| 63 68 65 6d 61 74 69 63 | 2e 0d 2d 20 33 2e 35 22 |chematic|..- 3.5"|
|00000800| 20 4d 61 63 69 6e 74 6f | 73 68 20 64 69 73 6b 20 | Macinto|sh disk |
|00000810| 77 69 74 68 20 66 72 65 | 65 20 22 56 69 64 65 6f |with fre|e "Video|
|00000820| 20 54 6f 6f 6c 62 6f 78 | 22 20 73 6f 66 74 77 61 | Toolbox|" softwa|
|00000830| 72 65 20 77 72 69 74 74 | 65 6e 20 69 6e 20 54 48 |re writt|en in TH|
|00000840| 49 4e 4b 20 43 20 66 6f | 72 20 67 65 6e 65 72 61 |INK C fo|r genera|
|00000850| 74 69 6e 67 20 76 69 73 | 75 61 6c 20 73 74 69 6d |ting vis|ual stim|
|00000860| 75 6c 69 20 61 6e 64 20 | 6d 61 6b 69 6e 67 20 6f |uli and |making o|
|00000870| 70 74 69 6d 61 6c 20 75 | 73 65 20 6f 66 20 74 68 |ptimal u|se of th|
|00000880| 65 20 56 69 64 65 6f 20 | 41 74 74 65 6e 75 61 74 |e Video |Attenuat|
|00000890| 6f 72 20 6f 6e 20 61 20 | 4d 61 63 20 49 49 2e 20 |or on a |Mac II. |
|000008a0| 54 68 65 20 73 6f 66 74 | 77 61 72 65 20 69 73 20 |The soft|ware is |
|000008b0| 61 6c 73 6f 20 61 76 61 | 69 6c 61 62 6c 65 20 73 |also ava|ilable s|
|000008c0| 65 70 61 72 61 74 65 6c | 79 2c 20 73 74 69 6c 6c |eparatel|y, still|
|000008d0| 20 66 72 65 65 3b 20 6a | 75 73 74 20 73 65 6e 64 | free; j|ust send|
|000008e0| 20 6d 65 20 65 6d 61 69 | 6c 20 6f 72 20 61 20 72 | me emai|l or a r|
|000008f0| 65 70 72 69 6e 74 20 72 | 65 71 75 65 73 74 2c 20 |eprint r|equest, |
|00000900| 62 75 74 20 62 65 20 73 | 75 72 65 20 74 6f 20 69 |but be s|ure to i|
|00000910| 6e 63 6c 75 64 65 20 79 | 6f 75 72 20 6d 61 69 6c |nclude y|our mail|
|00000920| 69 6e 67 20 61 64 64 72 | 65 73 73 20 61 6e 64 20 |ing addr|ess and |
|00000930| 74 68 65 20 56 69 64 65 | 6f 54 6f 6f 6c 62 6f 78 |the Vide|oToolbox|
|00000940| 20 69 73 20 74 6f 6f 20 | 62 69 67 20 66 6f 72 20 | is too |big for |
|00000950| 65 6d 61 69 6c 2e 20 28 | 49 20 75 73 65 20 74 68 |email. (|I use th|
|00000960| 69 73 20 73 6f 66 74 77 | 61 72 65 2e 20 49 20 74 |is softw|are. I t|
|00000970| 68 69 6e 6b 20 69 74 27 | 73 20 77 65 6c 6c 20 64 |hink it'|s well d|
|00000980| 6f 63 75 6d 65 6e 74 65 | 64 20 61 6e 64 20 77 6f |ocumente|d and wo|
|00000990| 72 6b 73 20 77 65 6c 6c | 2c 20 62 75 74 20 49 27 |rks well|, but I'|
|000009a0| 6d 20 6e 6f 74 20 6f 66 | 66 65 72 69 6e 67 20 74 |m not of|fering t|
|000009b0| 6f 20 73 75 70 70 6f 72 | 74 20 69 74 2e 20 59 6f |o suppor|t it. Yo|
|000009c0| 75 27 72 65 20 6f 6e 20 | 79 6f 75 72 20 6f 77 6e |u're on |your own|
|000009d0| 2e 20 54 68 61 74 27 73 | 20 77 68 79 20 74 68 65 |. That's| why the|
|000009e0| 20 73 6f 66 74 77 61 72 | 65 20 69 73 20 66 72 65 | softwar|e is fre|
|000009f0| 65 2e 29 20 48 6f 77 65 | 76 65 72 2c 20 74 68 65 |e.) Howe|ver, the|
|00000a00| 72 65 20 61 72 65 20 73 | 6f 6d 65 20 72 65 73 74 |re are s|ome rest|
|00000a10| 72 69 63 74 69 6f 6e 73 | 20 6f 6e 20 64 69 73 74 |rictions| on dist|
|00000a20| 72 69 62 75 74 69 6f 6e | 20 61 6e 64 20 63 6f 6d |ribution| and com|
|00000a30| 6d 65 72 63 69 61 6c 20 | 75 73 65 20 6f 66 20 74 |mercial |use of t|
|00000a40| 68 65 20 56 69 64 65 6f | 54 6f 6f 6c 62 6f 78 20 |he Video|Toolbox |
|00000a50| 73 6f 66 74 77 61 72 65 | 2e 20 50 6c 65 61 73 65 |software|. Please|
|00000a60| 20 72 65 61 64 20 74 68 | 65 20 72 65 73 74 72 69 | read th|e restri|
|00000a70| 63 74 69 6f 6e 73 20 69 | 6e 20 74 68 65 20 22 52 |ctions i|n the "R|
|00000a80| 65 61 64 20 6d 65 22 20 | 66 69 6c 65 2e 0d 0d 59 |ead me" |file...Y|
|00000a90| 4f 55 20 57 49 4c 4c 20 | 41 4c 53 4f 20 4e 45 45 |OU WILL |ALSO NEE|
|00000aa0| 44 0d 0d 53 79 6d 61 6e | 74 65 63 3a 20 54 48 49 |D..Syman|tec: THI|
|00000ab0| 4e 4b 20 43 0d 41 70 70 | 6c 65 20 48 69 67 68 2d |NK C.App|le High-|
|00000ac0| 52 65 73 6f 6c 75 74 69 | 6f 6e 20 4d 6f 6e 6f 63 |Resoluti|on Monoc|
|00000ad0| 68 72 6f 6d 65 20 44 69 | 73 70 6c 61 79 0d 63 6f |hrome Di|splay.co|
|00000ae0| 6c 6f 72 20 76 69 64 65 | 6f 20 63 61 72 64 20 28 |lor vide|o card (|
|00000af0| 6f 72 20 62 75 69 6c 74 | 2d 69 6e 20 76 69 64 65 |or built|-in vide|
|00000b00| 6f 20 6f 6e 20 4d 61 63 | 20 49 49 63 69 2c 20 49 |o on Mac| IIci, I|
|00000b10| 49 73 69 2c 20 6f 72 20 | 4c 43 29 0d 70 68 6f 74 |Isi, or |LC).phot|
|00000b20| 6f 6d 65 74 65 72 20 66 | 6f 72 20 6c 75 6d 69 6e |ometer f|or lumin|
|00000b30| 61 6e 63 65 20 63 61 6c | 69 62 72 61 74 69 6f 6e |ance cal|ibration|
|00000b40| 0d 0d 59 4f 55 20 4d 41 | 59 20 41 4c 53 4f 20 57 |..YOU MA|Y ALSO W|
|00000b50| 41 4e 54 20 54 4f 20 48 | 41 56 45 0d 0d 43 61 6d |ANT TO H|AVE..Cam|
|00000b60| 62 72 69 64 67 65 20 55 | 6e 69 76 65 72 73 69 74 |bridge U|niversit|
|00000b70| 79 20 50 72 65 73 73 3a | 20 4e 75 6d 65 72 69 63 |y Press:| Numeric|
|00000b80| 61 6c 20 52 65 63 69 70 | 65 73 20 69 6e 20 43 0d |al Recip|es in C.|
|00000b90| 44 61 74 61 20 54 72 61 | 6e 73 6c 61 74 69 6f 6e |Data Tra|nslation|
|00000ba0| 20 46 4f 52 45 52 55 4e | 4e 45 52 20 41 2f 44 20 | FORERUN|NER A/D |
|00000bb0| 43 61 72 64 2c 20 6f 72 | 20 65 71 75 69 76 61 6c |Card, or| equival|
|00000bc0| 65 6e 74 2c 20 74 6f 20 | 64 69 67 69 74 69 7a 65 |ent, to |digitize|
|00000bd0| 20 70 68 6f 74 6f 6d 65 | 74 65 72 20 6f 75 74 70 | photome|ter outp|
|00000be0| 75 74 0d 0d 4f 52 44 45 | 52 49 4e 47 20 49 4e 46 |ut..ORDE|RING INF|
|00000bf0| 4f 52 4d 41 54 49 4f 4e | 0d 0d 54 68 65 20 49 53 |ORMATION|..The IS|
|00000c00| 52 20 56 69 64 65 6f 20 | 41 74 74 65 6e 75 61 74 |R Video |Attenuat|
|00000c10| 6f 72 20 69 73 20 66 6f | 72 20 72 65 73 65 61 72 |or is fo|r resear|
|00000c20| 63 68 2e 20 41 73 20 73 | 75 63 68 20 69 74 20 69 |ch. As s|uch it i|
|00000c30| 73 20 6c 69 63 65 6e 73 | 65 64 2c 20 6e 6f 74 20 |s licens|ed, not |
|00000c40| 73 6f 6c 64 2e 20 54 68 | 65 20 6c 69 63 65 6e 73 |sold. Th|e licens|
|00000c50| 65 20 68 61 73 20 6e 6f | 20 74 69 6d 65 20 6c 69 |e has no| time li|
|00000c60| 6d 69 74 20 61 6e 64 20 | 69 73 20 74 72 61 6e 73 |mit and |is trans|
|00000c70| 66 65 72 61 62 6c 65 2e | 20 54 68 65 20 61 63 63 |ferable.| The acc|
|00000c80| 6f 6d 70 61 6e 79 69 6e | 67 20 56 69 64 65 6f 20 |ompanyin|g Video |
|00000c90| 54 6f 6f 6c 62 6f 78 20 | 73 6f 66 74 77 61 72 65 |Toolbox |software|
|00000ca0| 20 66 6f 72 20 63 72 65 | 61 74 69 6e 67 20 76 69 | for cre|ating vi|
|00000cb0| 73 75 61 6c 20 73 74 69 | 6d 75 6c 69 20 69 73 20 |sual sti|muli is |
|00000cc0| 73 75 70 70 6c 69 65 64 | 20 66 72 65 65 2c 20 61 |supplied| free, a|
|00000cd0| 6e 64 20 69 73 20 61 76 | 61 69 6c 61 62 6c 65 20 |nd is av|ailable |
|00000ce0| 73 65 70 61 72 61 74 65 | 6c 79 20 74 6f 20 61 6e |separate|ly to an|
|00000cf0| 79 6f 6e 65 2c 20 62 75 | 74 20 6d 61 79 20 6e 6f |yone, bu|t may no|
|00000d00| 74 20 62 65 20 73 6f 6c | 64 20 77 69 74 68 6f 75 |t be sol|d withou|
|00000d10| 74 20 70 65 72 6d 69 73 | 73 69 6f 6e 2e 0d 0d 43 |t permis|sion...C|
|00000d20| 68 65 63 6b 73 20 73 68 | 6f 75 6c 64 20 62 65 20 |hecks sh|ould be |
|00000d30| 6d 61 64 65 20 70 61 79 | 61 62 6c 65 20 74 6f 20 |made pay|able to |
|00000d40| 53 79 72 61 63 75 73 65 | 20 55 6e 69 76 65 72 73 |Syracuse| Univers|
|00000d50| 69 74 79 2e 20 54 68 65 | 20 70 72 69 63 65 20 6f |ity. The| price o|
|00000d60| 66 20 55 53 24 31 35 30 | 20 69 6e 63 6c 75 64 65 |f US$150| include|
|00000d70| 73 20 73 68 69 70 70 69 | 6e 67 20 69 6e 20 55 53 |s shippi|ng in US|
|00000d80| 2e 20 49 66 20 79 6f 75 | 27 72 65 20 69 6e 20 4e |. If you|'re in N|
|00000d90| 65 77 20 59 6f 72 6b 20 | 53 74 61 74 65 20 74 68 |ew York |State th|
|00000da0| 65 6e 20 79 6f 75 20 65 | 69 74 68 65 72 20 6e 65 |en you e|ither ne|
|00000db0| 65 64 20 74 6f 20 61 64 | 64 20 73 61 6c 65 73 20 |ed to ad|d sales |
|00000dc0| 74 61 78 20 6f 72 20 61 | 74 74 61 63 68 20 74 68 |tax or a|ttach th|
|00000dd0| 65 20 4e 65 77 20 59 6f | 72 6b 20 53 74 61 74 65 |e New Yo|rk State|
|00000de0| 20 64 6f 63 75 6d 65 6e | 74 20 65 78 63 75 73 69 | documen|t excusi|
|00000df0| 6e 67 20 79 6f 75 72 20 | 69 6e 73 74 69 74 75 74 |ng your |institut|
|00000e00| 69 6f 6e 20 66 72 6f 6d | 20 70 61 79 69 6e 67 20 |ion from| paying |
|00000e10| 73 61 6c 65 73 20 74 61 | 78 2e 0d 0d 53 45 4e 44 |sales ta|x...SEND|
|00000e20| 20 4f 52 44 45 52 53 20 | 54 4f 0d 0d 45 6c 65 63 | ORDERS |TO..Elec|
|00000e30| 74 72 6f 6e 69 63 73 20 | 53 68 6f 70 0d 49 6e 73 |tronics |Shop.Ins|
|00000e40| 74 69 74 75 74 65 20 66 | 6f 72 20 53 65 6e 73 6f |titute f|or Senso|
|00000e50| 72 79 20 52 65 73 65 61 | 72 63 68 0d 53 79 72 61 |ry Resea|rch.Syra|
|00000e60| 63 75 73 65 20 55 6e 69 | 76 65 72 73 69 74 79 0d |cuse Uni|versity.|
|00000e70| 4d 65 72 72 69 6c 6c 20 | 4c 61 6e 65 0d 53 79 72 |Merrill |Lane.Syr|
|00000e80| 61 63 75 73 65 2c 20 4e | 59 20 31 33 32 34 34 2d |acuse, N|Y 13244-|
|00000e90| 35 32 39 30 0d 28 33 31 | 35 29 2d 34 34 33 2d 34 |5290.(31|5)-443-4|
|00000ea0| 31 36 34 0d 41 72 74 5f | 57 69 78 73 6f 6e 40 49 |164.Art_|Wixson@I|
|00000eb0| 53 52 2e 53 59 52 2e 45 | 44 55 0d 0d 44 49 53 43 |SR.SYR.E|DU..DISC|
|00000ec0| 4c 41 49 4d 45 52 0d 0d | 44 65 6e 69 73 20 50 65 |LAIMER..|Denis Pe|
|00000ed0| 6c 6c 69 20 68 61 73 20 | 6e 6f 20 66 69 6e 61 6e |lli has |no finan|
|00000ee0| 63 69 61 6c 20 69 6e 76 | 6f 6c 76 65 6d 65 6e 74 |cial inv|olvement|
|00000ef0| 20 69 6e 20 74 68 65 20 | 49 53 52 20 56 69 64 65 | in the |ISR Vide|
|00000f00| 6f 20 41 74 74 65 6e 75 | 61 74 6f 72 2e 0d 0d 49 |o Attenu|ator...I|
|00000f10| 4e 53 54 41 4c 4c 41 54 | 49 4f 4e 0d 0d 54 6f 20 |NSTALLAT|ION..To |
|00000f20| 69 6e 73 74 61 6c 6c 20 | 79 6f 75 72 20 49 53 52 |install |your ISR|
|00000f30| 20 56 69 64 65 6f 20 41 | 74 74 65 6e 75 61 74 6f | Video A|ttenuato|
|00000f40| 72 2c 20 75 6e 70 6c 75 | 67 20 79 6f 75 72 20 76 |r, unplu|g your v|
|00000f50| 69 64 65 6f 20 63 61 62 | 6c 65 20 66 72 6f 6d 20 |ideo cab|le from |
|00000f60| 79 6f 75 72 20 41 70 70 | 6c 65 20 48 69 67 68 2d |your App|le High-|
|00000f70| 52 65 73 6f 6c 75 74 69 | 6f 6e 20 28 6f 72 20 31 |Resoluti|on (or 1|
|00000f80| 32 2d 69 6e 63 68 29 20 | 4d 6f 6e 6f 63 68 72 6f |2-inch) |Monochro|
|00000f90| 6d 65 20 44 69 73 70 6c | 61 79 2c 20 70 6c 75 67 |me Displ|ay, plug|
|00000fa0| 20 74 68 65 20 63 61 62 | 6c 65 20 69 6e 74 6f 20 | the cab|le into |
|00000fb0| 74 68 65 20 61 74 74 65 | 6e 75 61 74 6f 72 20 61 |the atte|nuator a|
|00000fc0| 6e 64 20 70 6c 75 67 20 | 74 68 65 20 61 74 74 65 |nd plug |the atte|
|00000fd0| 6e 75 61 74 6f 72 20 69 | 6e 74 6f 20 79 6f 75 72 |nuator i|nto your|
|00000fe0| 20 6d 6f 6e 69 74 6f 72 | 2e 0d 0d 4f 6e 63 65 20 | monitor|...Once |
|00000ff0| 74 68 65 20 61 74 74 65 | 6e 75 61 74 6f 72 20 69 |the atte|nuator i|
|00001000| 73 20 69 6e 73 74 61 6c | 6c 65 64 2c 20 79 6f 75 |s instal|led, you|
|00001010| 20 73 68 6f 75 6c 64 20 | 72 75 6e 20 74 68 65 20 | should |run the |
|00001020| 70 72 6f 67 72 61 6d 20 | 43 61 6c 69 62 72 61 74 |program |Calibrat|
|00001030| 65 4c 75 6d 69 6e 61 6e | 63 65 20 74 6f 20 63 61 |eLuminan|ce to ca|
|00001040| 6c 69 62 72 61 74 65 20 | 79 6f 75 72 20 6d 6f 6e |librate |your mon|
|00001050| 69 74 6f 72 2c 20 61 74 | 74 65 6e 75 61 74 6f 72 |itor, at|tenuator|
|00001060| 2c 20 61 6e 64 20 76 69 | 64 65 6f 20 63 61 72 64 |, and vi|deo card|
|00001070| 2e 20 59 6f 75 20 77 69 | 6c 6c 20 6e 65 65 64 20 |. You wi|ll need |
|00001080| 61 20 70 68 6f 74 6f 6d | 65 74 65 72 20 69 6e 20 |a photom|eter in |
|00001090| 6f 72 64 65 72 20 74 6f | 20 75 73 65 20 74 68 61 |order to| use tha|
|000010a0| 74 20 70 72 6f 67 72 61 | 6d 2e 20 4f 6e 63 65 20 |t progra|m. Once |
|000010b0| 69 74 27 73 20 66 69 6e | 69 73 68 65 64 20 43 61 |it's fin|ished Ca|
|000010c0| 6c 69 62 72 61 74 65 4c | 75 6d 69 6e 61 6e 63 65 |librateL|uminance|
|000010d0| 20 77 69 6c 6c 20 70 72 | 6f 64 75 63 65 20 61 20 | will pr|oduce a |
|000010e0| 6e 65 77 20 66 69 6c 65 | 20 63 61 6c 6c 65 64 20 |new file| called |
|000010f0| 4c 75 6d 69 6e 61 6e 63 | 65 52 65 63 6f 72 64 3f |Luminanc|eRecord?|
|00001100| 2e 68 2c 20 77 68 65 72 | 65 20 22 3f 22 20 69 73 |.h, wher|e "?" is|
|00001110| 20 74 68 65 20 73 63 72 | 65 65 6e 20 6e 75 6d 62 | the scr|een numb|
|00001120| 65 72 20 6f 66 20 79 6f | 75 72 20 6d 6f 6e 69 74 |er of yo|ur monit|
|00001130| 6f 72 2e 20 28 54 68 69 | 73 20 73 63 72 65 65 6e |or. (Thi|s screen|
|00001140| 20 6e 75 6d 62 65 72 20 | 69 73 20 73 69 6d 69 6c | number |is simil|
|00001150| 61 72 20 74 6f 20 62 75 | 74 20 6e 6f 74 20 74 68 |ar to bu|t not th|
|00001160| 65 20 73 61 6d 65 20 61 | 73 20 74 68 65 20 6d 6f |e same a|s the mo|
|00001170| 6e 69 74 6f 72 20 6e 75 | 6d 62 65 72 20 75 73 65 |nitor nu|mber use|
|00001180| 64 20 62 79 20 74 68 65 | 20 4d 6f 6e 69 74 6f 72 |d by the| Monitor|
|00001190| 73 20 63 6f 6e 74 72 6f | 6c 20 70 61 6e 65 6c 20 |s contro|l panel |
|000011a0| 64 65 76 69 63 65 2e 29 | 20 54 68 69 73 20 66 69 |device.)| This fi|
|000011b0| 6c 65 20 64 65 73 63 72 | 69 62 65 73 20 74 68 65 |le descr|ibes the|
|000011c0| 20 67 61 6d 6d 61 20 66 | 75 6e 63 74 69 6f 6e 20 | gamma f|unction |
|000011d0| 61 6e 64 20 52 47 42 20 | 67 61 69 6e 73 20 6f 66 |and RGB |gains of|
|000011e0| 20 79 6f 75 72 20 76 69 | 64 65 6f 20 63 61 72 64 | your vi|deo card|
|000011f0| 20 61 6e 64 20 61 74 74 | 65 6e 75 61 74 6f 72 2e | and att|enuator.|
|00001200| 20 49 74 20 69 73 20 61 | 20 43 20 69 6e 63 6c 75 | It is a| C inclu|
|00001210| 64 65 20 66 69 6c 65 2e | 20 59 6f 75 20 63 61 6e |de file.| You can|
|00001220| 20 63 61 75 73 65 20 69 | 74 73 20 63 6f 6e 74 65 | cause i|ts conte|
|00001230| 6e 74 73 20 74 6f 20 62 | 65 20 69 6e 63 6c 75 64 |nts to b|e includ|
|00001240| 65 64 20 69 6e 20 61 6e | 79 20 70 72 6f 67 72 61 |ed in an|y progra|
|00001250| 6d 20 62 79 20 77 72 69 | 74 69 6e 67 0d 23 69 6e |m by wri|ting.#in|
|00001260| 63 6c 75 64 65 20 3c 4c | 75 6d 69 6e 61 6e 63 65 |clude <L|uminance|
|00001270| 52 65 63 6f 72 64 3f 2e | 68 3e 0d 77 68 65 72 65 |Record?.|h>.where|
|00001280| 20 22 3f 22 20 6d 75 73 | 74 20 62 65 20 72 65 70 | "?" mus|t be rep|
|00001290| 6c 61 63 65 64 20 62 79 | 20 74 68 65 20 73 63 72 |laced by| the scr|
|000012a0| 65 65 6e 20 6e 75 6d 62 | 65 72 20 6f 66 20 79 6f |een numb|er of yo|
|000012b0| 75 72 20 6d 6f 6e 69 74 | 6f 72 2c 20 61 73 20 64 |ur monit|or, as d|
|000012c0| 65 74 65 72 6d 69 6e 65 | 64 20 62 79 20 74 68 65 |etermine|d by the|
|000012d0| 20 70 72 6f 67 72 61 6d | 20 43 61 6c 69 62 72 61 | program| Calibra|
|000012e0| 74 65 4c 75 6d 69 6e 61 | 6e 63 65 20 6f 72 20 74 |teLumina|nce or t|
|000012f0| 68 65 20 73 75 62 72 6f | 75 74 69 6e 65 20 47 65 |he subro|utine Ge|
|00001300| 74 53 63 72 65 65 6e 44 | 65 76 69 63 65 28 29 2e |tScreenD|evice().|
|00001310| 20 4c 61 74 65 72 2c 20 | 77 68 65 6e 20 79 6f 75 | Later, |when you|
|00001320| 20 77 72 69 74 65 20 70 | 72 6f 67 72 61 6d 73 20 | write p|rograms |
|00001330| 28 6f 72 20 63 6f 6d 70 | 69 6c 65 20 74 68 65 20 |(or comp|ile the |
|00001340| 73 75 70 70 6c 69 65 64 | 20 64 65 6d 6f 6e 73 74 |supplied| demonst|
|00001350| 72 61 74 69 6f 6e 73 29 | 2c 20 79 6f 75 72 20 4c |rations)|, your L|
|00001360| 75 6d 69 6e 61 6e 63 65 | 52 65 63 6f 72 64 20 66 |uminance|Record f|
|00001370| 69 6c 65 20 77 69 6c 6c | 20 61 6c 6c 6f 77 20 74 |ile will| allow t|
|00001380| 68 65 6d 20 74 6f 20 61 | 63 63 75 72 61 74 65 6c |hem to a|ccuratel|
|00001390| 79 20 63 6f 6e 74 72 6f | 6c 20 74 68 65 20 6c 75 |y contro|l the lu|
|000013a0| 6d 69 6e 61 6e 63 65 20 | 6f 66 20 79 6f 75 72 20 |minance |of your |
|000013b0| 64 69 73 70 6c 61 79 2e | 20 54 68 65 20 72 65 6c |display.| The rel|
|000013c0| 65 76 61 6e 74 20 73 75 | 62 72 6f 75 74 69 6e 65 |evant su|broutine|
|000013d0| 73 20 61 72 65 20 61 6c | 6c 20 69 6e 20 74 68 65 |s are al|l in the|
|000013e0| 20 66 69 6c 65 20 63 61 | 6c 6c 65 64 20 4c 75 6d | file ca|lled Lum|
|000013f0| 69 6e 61 6e 63 65 2e 63 | 2e 20 44 6f 63 75 6d 65 |inance.c|. Docume|
|00001400| 6e 74 61 74 69 6f 6e 20 | 69 73 20 69 6e 20 74 68 |ntation |is in th|
|00001410| 65 20 66 69 6c 65 20 4c | 75 6d 69 6e 61 6e 63 65 |e file L|uminance|
|00001420| 2e 68 2e 20 4e 6f 74 65 | 20 74 68 61 74 20 4c 75 |.h. Note| that Lu|
|00001430| 6d 69 6e 61 6e 63 65 52 | 65 63 6f 72 64 31 2e 68 |minanceR|ecord1.h|
|00001440| 20 61 6e 64 20 4c 75 6d | 69 6e 61 6e 63 65 52 65 | and Lum|inanceRe|
|00001450| 63 6f 72 64 32 2e 68 20 | 61 72 65 20 70 72 6f 76 |cord2.h |are prov|
|00001460| 69 64 65 64 20 61 73 20 | 73 61 6d 70 6c 65 73 20 |ided as |samples |
|00001470| 69 6e 20 74 68 65 20 56 | 69 64 65 6f 54 6f 6f 6c |in the V|ideoTool|
|00001480| 62 6f 78 53 6f 75 72 63 | 65 73 20 66 6f 6c 64 65 |boxSourc|es folde|
|00001490| 72 2c 20 73 6f 20 74 68 | 61 74 20 74 68 65 20 64 |r, so th|at the d|
|000014a0| 65 6d 6f 6e 73 74 72 61 | 74 69 6f 6e 20 70 72 6f |emonstra|tion pro|
|000014b0| 67 72 61 6d 73 20 63 61 | 6e 20 62 65 20 63 6f 6d |grams ca|n be com|
|000014c0| 70 69 6c 65 64 20 65 76 | 65 6e 20 62 65 66 6f 72 |piled ev|en befor|
|000014d0| 65 20 79 6f 75 20 68 61 | 76 65 20 63 61 6c 69 62 |e you ha|ve calib|
|000014e0| 72 61 74 65 64 20 79 6f | 75 72 20 6f 77 6e 20 64 |rated yo|ur own d|
|000014f0| 69 73 70 6c 61 79 2e 20 | 48 6f 77 65 76 65 72 2c |isplay. |However,|
|00001500| 20 62 65 66 6f 72 65 20 | 64 6f 69 6e 67 20 61 6e | before |doing an|
|00001510| 79 20 73 65 72 69 6f 75 | 73 20 65 78 70 65 72 69 |y seriou|s experi|
|00001520| 6d 65 6e 74 20 69 74 20 | 69 73 20 65 73 73 65 6e |ment it |is essen|
|00001530| 74 69 61 6c 20 74 68 61 | 74 20 79 6f 75 20 72 65 |tial tha|t you re|
|00001540| 70 6c 61 63 65 20 74 68 | 65 20 65 78 61 6d 70 6c |place th|e exampl|
|00001550| 65 20 62 79 20 61 20 6e | 65 77 20 4c 75 6d 69 6e |e by a n|ew Lumin|
|00001560| 61 6e 63 65 52 65 63 6f | 72 64 20 66 69 6c 65 20 |anceReco|rd file |
|00001570| 74 68 61 74 20 64 65 73 | 63 72 69 62 65 73 20 79 |that des|cribes y|
|00001580| 6f 75 72 20 6f 77 6e 20 | 64 69 73 70 6c 61 79 2e |our own |display.|
|00001590| 0d 0d 41 6c 74 65 72 6e | 61 74 69 76 65 6c 79 2c |..Altern|atively,|
|000015a0| 20 79 6f 75 20 63 61 6e | 20 72 65 61 64 20 74 68 | you can| read th|
|000015b0| 65 20 4c 75 6d 69 6e 61 | 6e 63 65 52 65 63 6f 72 |e Lumina|nceRecor|
|000015c0| 64 3f 2e 68 20 66 69 6c | 65 20 61 74 20 72 75 6e |d?.h fil|e at run|
|000015d0| 74 69 6d 65 2c 20 75 73 | 69 6e 67 20 74 68 65 20 |time, us|ing the |
|000015e0| 6e 65 77 20 73 75 62 72 | 6f 75 74 69 6e 65 20 52 |new subr|outine R|
|000015f0| 65 61 64 4c 75 6d 69 6e | 61 6e 63 65 52 65 63 6f |eadLumin|anceReco|
|00001600| 72 64 2e 63 20 69 6e 20 | 74 68 65 20 56 69 64 65 |rd.c in |the Vide|
|00001610| 6f 54 6f 6f 6c 62 6f 78 | 2e 0d 0d 54 68 65 20 49 |oToolbox|...The I|
|00001620| 53 52 20 76 69 64 65 6f | 20 61 74 74 65 6e 75 61 |SR video| attenua|
|00001630| 74 6f 72 20 69 73 20 69 | 6e 74 65 6e 64 65 64 20 |tor is i|ntended |
|00001640| 66 6f 72 20 75 73 65 20 | 77 69 74 68 20 74 68 65 |for use |with the|
|00001650| 20 41 70 70 6c 65 20 48 | 69 67 68 2d 52 65 73 6f | Apple H|igh-Reso|
|00001660| 6c 75 74 69 6f 6e 20 28 | 6f 72 20 31 32 2d 69 6e |lution (|or 12-in|
|00001670| 63 68 29 20 4d 6f 6e 6f | 63 68 72 6f 6d 65 20 44 |ch) Mono|chrome D|
|00001680| 69 73 70 6c 61 79 2e 20 | 49 74 20 61 6c 73 6f 20 |isplay. |It also |
|00001690| 77 6f 72 6b 73 20 70 65 | 72 66 65 63 74 6c 79 20 |works pe|rfectly |
|000016a0| 77 69 74 68 20 74 68 65 | 20 41 70 70 6c 65 20 48 |with the| Apple H|
|000016b0| 69 67 68 20 52 65 73 6f | 6c 75 74 69 6f 6e 20 52 |igh Reso|lution R|
|000016c0| 47 42 20 44 69 73 70 6c | 61 79 2c 20 62 75 74 20 |GB Displ|ay, but |
|000016d0| 75 73 65 73 20 6f 6e 6c | 79 20 74 68 65 20 67 72 |uses onl|y the gr|
|000016e0| 65 65 6e 20 69 6e 70 75 | 74 2c 20 69 67 6e 6f 72 |een inpu|t, ignor|
|000016f0| 69 6e 67 20 74 68 65 20 | 6d 6f 6e 69 74 6f 72 27 |ing the |monitor'|
|00001700| 73 20 72 65 64 20 61 6e | 64 20 62 6c 75 65 20 69 |s red an|d blue i|
|00001710| 6e 70 75 74 73 2e 0d 0d | 57 69 74 68 20 61 20 6d |nputs...|With a m|
|00001720| 69 6e 6f 72 20 6d 6f 64 | 69 66 69 63 61 74 69 6f |inor mod|ificatio|
|00001730| 6e 2c 20 74 68 65 20 49 | 53 52 20 76 69 64 65 6f |n, the I|SR video|
|00001740| 20 61 74 74 65 6e 75 61 | 74 6f 72 20 63 61 6e 20 | attenua|tor can |
|00001750| 62 65 20 75 73 65 64 20 | 77 69 74 68 20 61 6e 79 |be used |with any|
|00001760| 20 6d 6f 6e 69 74 6f 72 | 20 74 68 61 74 20 75 73 | monitor| that us|
|00001770| 65 73 20 74 68 65 20 41 | 70 70 6c 65 20 73 74 61 |es the A|pple sta|
|00001780| 6e 64 61 72 64 20 44 2d | 31 35 20 63 6f 6e 6e 65 |ndard D-|15 conne|
|00001790| 63 74 6f 72 20 61 6e 64 | 20 61 63 63 65 70 74 73 |ctor and| accepts|
|000017a0| 20 61 20 73 65 70 61 72 | 61 74 65 20 73 79 6e 63 | a separ|ate sync|
|000017b0| 68 2e 20 53 75 62 73 65 | 71 75 65 6e 74 20 74 6f |h. Subse|quent to|
|000017c0| 20 6d 61 6e 75 66 61 63 | 74 75 72 65 20 6f 66 20 | manufac|ture of |
|000017d0| 74 68 65 20 49 53 52 20 | 76 69 64 65 6f 20 61 74 |the ISR |video at|
|000017e0| 74 65 6e 75 61 74 6f 72 | 2c 20 41 70 70 6c 65 20 |tenuator|, Apple |
|000017f0| 69 6e 74 72 6f 64 75 63 | 65 64 20 6e 65 77 20 76 |introduc|ed new v|
|00001800| 69 64 65 6f 20 63 61 72 | 64 73 20 74 68 61 74 20 |ideo car|ds that |
|00001810| 61 75 74 6f 6d 61 74 69 | 63 61 6c 6c 79 20 73 65 |automati|cally se|
|00001820| 6e 73 65 20 74 68 65 20 | 70 61 72 74 69 63 75 6c |nse the |particul|
|00001830| 61 72 20 6b 69 6e 64 20 | 6f 66 20 6d 6f 6e 69 74 |ar kind |of monit|
|00001840| 6f 72 20 74 68 61 74 20 | 69 73 20 61 74 74 61 63 |or that |is attac|
|00001850| 68 65 64 2e 20 54 6f 20 | 64 6f 20 74 68 69 73 20 |hed. To |do this |
|00001860| 74 68 65 79 20 75 73 65 | 20 70 69 6e 73 20 34 2c |they use| pins 4,|
|00001870| 20 37 2c 20 61 6e 64 20 | 31 30 20 6f 66 20 74 68 | 7, and |10 of th|
|00001880| 65 69 72 20 31 35 2d 70 | 69 6e 20 76 69 64 65 6f |eir 15-p|in video|
|00001890| 20 63 6f 6e 6e 65 63 74 | 6f 72 20 61 73 20 73 65 | connect|or as se|
|000018a0| 6e 73 65 20 6c 69 6e 65 | 73 2e 20 54 68 65 73 65 |nse line|s. These|
|000018b0| 20 70 69 6e 73 20 77 65 | 72 65 20 66 6f 72 6d 65 | pins we|re forme|
|000018c0| 72 6c 79 20 65 69 74 68 | 65 72 20 67 72 6f 75 6e |rly eith|er groun|
|000018d0| 64 65 64 20 28 70 69 6e | 20 34 29 20 6f 72 20 75 |ded (pin| 4) or u|
|000018e0| 6e 75 73 65 64 20 28 70 | 69 6e 73 20 37 20 61 6e |nused (p|ins 7 an|
|000018f0| 64 20 31 30 29 2e 20 41 | 6c 6c 20 74 68 65 20 76 |d 10). A|ll the v|
|00001900| 69 64 65 6f 20 63 61 72 | 64 73 20 63 75 72 72 65 |ideo car|ds curre|
|00001910| 6e 74 6c 79 20 73 6f 6c | 64 20 62 79 20 41 70 70 |ntly sol|d by App|
|00001920| 6c 65 20 28 61 6e 64 20 | 74 68 65 20 62 75 69 6c |le (and |the buil|
|00001930| 74 20 69 6e 20 76 69 64 | 65 6f 20 6f 66 20 74 68 |t in vid|eo of th|
|00001940| 65 20 4d 61 63 20 49 49 | 63 69 20 61 6e 64 20 74 |e Mac II|ci and t|
|00001950| 68 65 20 4c 43 29 20 68 | 61 76 65 20 61 75 74 6f |he LC) h|ave auto|
|00001960| 2d 73 65 6e 73 69 6e 67 | 2e 20 54 68 65 73 65 20 |-sensing|. These |
|00001970| 76 69 64 65 6f 20 63 61 | 72 64 73 20 77 69 6c 6c |video ca|rds will|
|00001980| 20 62 65 20 66 6f 6f 6c | 65 64 20 62 79 20 74 68 | be fool|ed by th|
|00001990| 65 20 49 53 52 20 61 74 | 74 65 6e 75 61 74 6f 72 |e ISR at|tenuator|
|000019a0| 20 28 73 69 6e 63 65 20 | 69 74 20 67 72 6f 75 6e | (since |it groun|
|000019b0| 64 73 20 70 69 6e 20 34 | 20 61 6e 64 20 6c 65 61 |ds pin 4| and lea|
|000019c0| 76 65 73 20 70 69 6e 73 | 20 37 20 61 6e 64 20 31 |ves pins| 7 and 1|
|000019d0| 30 20 6f 70 65 6e 29 20 | 69 6e 74 6f 20 74 68 69 |0 open) |into thi|
|000019e0| 6e 6b 69 6e 67 20 74 68 | 61 74 20 74 68 65 79 20 |nking th|at they |
|000019f0| 61 72 65 20 63 6f 6e 6e | 65 63 74 65 64 20 74 6f |are conn|ected to|
|00001a00| 20 61 6e 20 41 70 70 6c | 65 20 48 69 67 68 2d 52 | an Appl|e High-R|
|00001a10| 65 73 6f 6c 75 74 69 6f | 6e 20 20 28 6f 72 20 31 |esolutio|n  (or 1|
|00001a20| 32 2d 69 6e 63 68 29 20 | 4d 6f 6e 6f 63 68 72 6f |2-inch) |Monochro|
|00001a30| 6d 65 20 6f 72 20 52 47 | 42 20 44 69 73 70 6c 61 |me or RG|B Displa|
|00001a40| 79 20 28 61 6c 6c 20 74 | 68 72 65 65 20 68 61 76 |y (all t|hree hav|
|00001a50| 65 20 36 34 30 78 34 38 | 30 20 70 69 78 65 6c 73 |e 640x48|0 pixels|
|00001a60| 20 61 74 20 36 37 20 48 | 7a 29 2e 20 49 66 20 79 | at 67 H|z). If y|
|00001a70| 6f 75 20 77 61 6e 74 20 | 74 6f 20 75 73 65 20 61 |ou want |to use a|
|00001a80| 20 64 69 66 66 65 72 65 | 6e 74 20 64 69 73 70 6c | differe|nt displ|
|00001a90| 61 79 20 79 6f 75 20 63 | 6f 75 6c 64 20 65 69 74 |ay you c|ould eit|
|00001aa0| 68 65 72 20 6d 61 6b 65 | 20 79 6f 75 72 73 65 6c |her make| yoursel|
|00001ab0| 66 20 61 20 63 75 73 74 | 6f 6d 20 63 61 62 6c 65 |f a cust|om cable|
|00001ac0| 2c 20 63 6f 70 79 69 6e | 67 20 74 68 65 20 74 72 |, copyin|g the tr|
|00001ad0| 65 61 74 6d 65 6e 74 20 | 6f 66 20 70 69 6e 73 20 |eatment |of pins |
|00001ae0| 34 2c 20 37 2c 20 26 20 | 31 30 20 66 72 6f 6d 20 |4, 7, & |10 from |
|00001af0| 79 6f 75 72 20 6d 6f 6e | 69 74 6f 72 2c 20 6f 72 |your mon|itor, or|
|00001b00| 20 79 6f 75 20 63 6f 75 | 6c 64 20 6d 6f 64 69 66 | you cou|ld modif|
|00001b10| 79 20 74 68 65 20 49 53 | 52 20 56 69 64 65 6f 20 |y the IS|R Video |
|00001b20| 41 74 74 65 6e 75 61 74 | 6f 72 2e 20 54 68 65 20 |Attenuat|or. The |
|00001b30| 6d 6f 64 69 66 69 63 61 | 74 69 6f 6e 20 69 73 20 |modifica|tion is |
|00001b40| 74 6f 20 64 69 73 63 6f | 6e 6e 65 63 74 20 74 68 |to disco|nnect th|
|00001b50| 65 20 49 53 52 20 61 74 | 74 65 6e 75 61 74 6f 72 |e ISR at|tenuator|
|00001b60| 27 73 20 70 69 6e 20 34 | 20 66 72 6f 6d 20 67 72 |'s pin 4| from gr|
|00001b70| 6f 75 6e 64 2c 20 6f 6e | 20 62 6f 74 68 20 69 6e |ound, on| both in|
|00001b80| 70 75 74 20 61 6e 64 20 | 6f 75 74 70 75 74 20 63 |put and |output c|
|00001b90| 6f 6e 6e 65 63 74 6f 72 | 73 2c 20 61 6e 64 20 74 |onnector|s, and t|
|00001ba0| 6f 20 77 69 72 65 20 74 | 68 65 20 69 6e 70 75 74 |o wire t|he input|
|00001bb0| 20 73 65 6e 73 69 6e 67 | 20 70 69 6e 73 20 74 6f | sensing| pins to|
|00001bc0| 20 74 68 65 20 6f 75 74 | 70 75 74 20 73 65 6e 73 | the out|put sens|
|00001bd0| 69 6e 67 20 70 69 6e 73 | 2c 20 69 2e 65 2e 20 34 |ing pins|, i.e. 4|
|00001be0| 20 74 6f 20 34 2c 20 37 | 20 74 6f 20 37 2c 20 61 | to 4, 7| to 7, a|
|00001bf0| 6e 64 20 31 30 20 74 6f | 20 31 30 2e 20 54 68 69 |nd 10 to| 10. Thi|
|00001c00| 73 20 77 69 6c 6c 20 61 | 6c 6c 6f 77 20 79 6f 75 |s will a|llow you|
|00001c10| 72 20 76 69 64 65 6f 20 | 63 61 72 64 20 74 6f 20 |r video |card to |
|00001c20| 63 6f 72 72 65 63 74 6c | 79 20 73 65 6e 73 65 20 |correctl|y sense |
|00001c30| 74 68 65 20 6d 6f 6e 69 | 74 6f 72 20 74 79 70 65 |the moni|tor type|
|00001c40| 2e 0d 0d 47 6f 6f 64 20 | 6c 75 63 6b 2e 00 00 00 |...Good |luck....|
|00001c50| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001c60| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001c70| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001c80| 00 00 01 00 00 00 01 3c | 00 00 00 3c 00 00 00 5a |.......<|...<...Z|
|00001c90| 00 00 45 10 06 06 2a 00 | a5 e7 d7 9d 9f 2b 45 10 |..E...*.|.....+E.|
|00001ca0| 64 66 69 6c 6d 6f 76 72 | 01 00 01 18 02 a0 00 00 |dfilmovr|........|
|00001cb0| 10 56 69 64 65 6f 20 61 | 74 74 65 6e 75 61 74 6f |.Video a|ttenuato|
|00001cc0| 72 6e 02 00 00 00 54 45 | 58 54 74 74 78 74 00 00 |rn....TE|XTttxt..|
|00001cd0| 00 00 54 45 58 54 74 74 | 78 74 00 00 00 00 00 00 |..TEXTtt|xt......|
|00001ce0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001cf0| 00 00 a7 e5 d5 a9 00 00 | 00 00 00 00 01 96 9d 80 |........|........|
|00001d00| 00 10 80 5c 00 08 24 15 | d0 50 5a 40 7f 38 20 c3 |...\..$.|.PZ@.8 .|
|00001d10| f8 22 31 17 14 0d 26 33 | 08 80 86 61 36 18 ce a6 |."1...&3|...a6...|
|00001d20| c3 09 d0 de 72 01 48 10 | 88 44 2a 13 60 41 04 a1 |....r.H.|.D*.`A..|
|00001d30| 26 58 33 50 08 60 04 a0 | 84 64 07 20 6c 60 6c 54 |&X3P.`..|.d. l`lT|
|00001d40| c6 30 58 4a 0a c4 ee 59 | 6f 4a 47 fb e1 a2 ae 00 |.0XJ...Y|oJG.....|
|00001d50| 03 20 8c 66 64 21 90 42 | 08 a9 18 40 e4 86 32 74 |. .fd!.B|...@..2t|
|00001d60| 12 a8 c3 78 cc 10 25 42 | 50 ce 0a 1e 9b 9f ef 4a |...x..%B|P......J|
|00001d70| 90 60 00 3f 8f d5 44 04 | 08 21 e8 30 a6 0d e1 31 |.`.?..D.|.!.0...1|
|00001d80| 00 00 00 2a 00 0a 07 43 | 6f 75 72 69 65 72 00 00 |...*...C|ourier..|
|00001d90| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001da0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001db0| 00 04 00 05 00 08 00 00 | 00 02 00 00 00 00 01 00 |........|........|
|00001dc0| 00 00 01 3c 00 00 00 3c | 00 00 00 5a 00 3f d4 48 |...<...<|...Z.?.H|
|00001dd0| 06 fc 00 00 00 1c 00 5a | 00 02 45 46 4e 54 00 00 |.......Z|..EFNT..|
|00001de0| 00 1a 45 54 41 42 00 00 | 00 26 45 51 45 44 00 00 |..ETAB..|.&EQED..|
|00001df0| 00 32 03 eb ff ff 00 00 | 00 00 00 00 00 00 03 ec |.2......|........|
|00001e00| ff ff 00 00 00 2e 00 00 | 00 00 03 eb ff ff 00 00 |........|........|
|00001e10| 00 36 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |.6......|........|
|00001e20| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001e30| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001e40| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001e50| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001e60| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00001e70| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
+--------+-------------------------+-------------------------+--------+--------+