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Schematics
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Acronyms
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ePanorama computer circuits
Analogue to digital converter for PC serial port
Get power out of PC RS-232 port
RS-232 surge protection
Digital to analogue converters for PC parallel port
Get power out of PC parallel port
Parallel port interfacing made easy
Simple printer emulator adapter
Connect two CD-ROM drives to one soundcard
Headphone driving circuit for soundcards
Simple MIDI tester
Sound Blaster Microphone Preamplifier
VGA converter for video projectors and fixed frequency monitors
VGA to TV converter
PC speaker volume control circuit
Sega 3D glass interfacing circuits
