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Internet Message Format  |  1994-11-13  |  3KB

  1. Date: Thu, 11 Nov 1993 15:32:24 -0600
  2. From: pschleck@cwis.unomaha.edu (Paul W Schleck KD3FU)
  3. To: bowen@cs.Buffalo.EDU
  4. Subject: Alinco 1600 Packet Mod/Interface, Please Archive
  5. Status: RO
  6.  
  7. >From: msanders@sim.es.com (Milt Sanders)
  8. >Subject: Re: Wanted:  Pinouts for Alinco HT for Packet
  9. >Date: Thu, 11 Nov 1993 11:41:03 -0700
  10.  
  11. In article <msanders-111193094034@msanders.sim.es.com>, msanders@sim.es.com
  12. (Milt Sanders) wrote:
  13.  
  14. > I just purchased a TNC last night and was trying to find out how to hook it
  15. > to my DJ-180T Alinco HT.  My two other rigs have the required data in their
  16. > manuals, but the Alinco HT does not.  Does anyone have the data/circuit
  17. > necessary for the external mic connections to hook up to packet?  I will
  18. > publish any replies plus my successful connection diagram when it gets
  19. > done.
  20. > Thanks in advance 
  21. >
  22. Just got FAX back from Alinco:  nice service:  about 1 hour and in hard
  23. copy!
  24.  
  25.  
  26.  
  27.                     Alinco DJ-180T Packet Connection
  28.  
  29.  
  30.  
  31.                    2.5mm stereo plug                                       
  32.                             
  33. <----------0xooxoo[[[[]]]]]]]                                              
  34.                                    .          |  |  |
  35. to mic     |  |  |
  36. jack       |  |  |___________________________._______ground (TNC)
  37.            |  |  sleeve
  38.            |  |__________o Ring - open
  39.            |                       0.1-1.0 uF capacitor
  40.            |________________.______|      |__________audio output  TNC
  41.                             |      |      |      
  42.                             |
  43.                             |--------/\/\/\/\--------PTT   TNC
  44.                                                                            
  45.                         .                              4.7-33K ohm resistor
  46.  
  47.  
  48.  
  49.                     3.5mm mono plug
  50. <-----------0xoooooo[[[[[[[[[[[]]]]]]]]]]
  51.             |     |
  52.             |     |______________________________ground   TNC
  53.             |                   sleeve                                     
  54.                      .           |                               (same as
  55. other plug ground)
  56.             |
  57.             |     tip
  58.             |__________________________________audio input   TNC
  59.  
  60.  
  61. 2.5mm stereo plug into mic jack 
  62.      Tip to TNC audio output through 0.1 to 1.o microfarad capacitor
  63.           with parallel resistor 4.7 to 33K ohm to PTT switch
  64.      Ring open
  65.      Sleeve to TNC ground
  66.  
  67. 3.5mm mono plug
  68.      tip to TNC audio input
  69.      sleeve to TNC ground (same ground as other plug)
  70.  
  71. Data received as FAX from Alinco this morning (11 NOv 93)
  72.  
  73. Sorry about the graphics, so much for ASCII
  74.  
  75. Milt
  76.  
  77.