ocr: VIDEO BACKUP SYSTEM HARDWARE SCHEMATIC MODIFIED 1/12/93 Brought to you by: TECH & INDINAN JONES by ken Isley SERIAL PORT DB 25 female 12v R3 Compsite RXDATAH PIN 3 - - - 10k 470 R5 18 to Monitor PIN e2h ta 1uf 1uf au 1k - - 4 314 +12y Op-AMP - 357 2N3906 collect emit 3 -12v 2 Base Jacks from Video Centers T YCRVID COMVIDOUT VCR out of GND C2 - - PIN 7 -24H -12v PIN 10 - - NOTE:ALL Resistors 1 D1 1N914 D2 M (41 1uf (3 .001: R4 $100 values - 1000 air in Ohms Ohms. Diodes uf GROUND "K" Capacitors are in NOTE:If you can't find R = Resistor T- Micro-Farads.(uf) a - 2N3906 type transistor (= Capacit ...
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