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valhalla MOD XVR 4IO

csdexter

Version-controlled material related to the Valhalla project

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Main components

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Part NumberDescription
74HC14Hex inverter schmitt trigger
4N35Optocoupler, Phototransistor Output, with Base Connection, Vce 70V, CTR 100%, Viso 5000V, DIP6
74HC74Dual D Flip-flop, Set & Reset
74LS125Quad buffer 3-State outputs
74HC123Dual retriggerable monostable multivibrator

valhalla MOD XVR 4IO schematic

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valhalla MOD XVR 4IO board layout

valhalla MOD XVR 4IO PCB render

Top PCB
Bottom PCB