On eBay Now...Vintage 1970s TTL Logic Interface Control Board 20396C 74-Series Computer PCB For Sale
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Vintage 1970s TTL Logic Interface Control Board 20396C 74-Series Computer PCB:
$59.99
Vintage TTL logic/control circuit board, PCB number 20396C.Populated with period 74-series TTL integrated circuits including National Semiconductor DM7400/DM7402/DM7474-family devices, Fairchild 74LS04PC and other vintage logic components. IC date codes indicate approximately late-1970s manufacture.Interesting dual-edge-connector design likely intended as a plug-in control/interface module for a larger computer, industrial control or electronic instrumentation system.Original host equipment/manufacturer has not been positively identified, so no specific machine compatibility is guaranteed.Vintage used condition with age-related cosmetic wear and oxidation visible on the contacts. Untested and sold as-is for restoration, parts, research or vintage electronics collecting.Please examine photos carefully for exact configuration, markings and condition.```1
Too many requests.