Misc Schematic Diagrams

1 Second Time Base From Crystal Oscillator	Report Broken Link
12V DC electronic door chime	Report Broken Link
1uS light pulse descriminator plus F to V converter (PDF)	Report Broken Link
1uS light pulse receiver plus post amp (MISC)	Report Broken Link
32.768 KHz oscillator using a watch crystal	Report Broken Link
555 timer Mono stable (one shot) circuit	Report Broken Link
741 Light Sensor	Report Broken Link
9 Second Digital Readout Countdown Timer	Report Broken Link
A 4-Digit Keypad Controlled Switch	Report Broken Link
A real yoyo project	Report Broken Link
A selection of robotics projects	Report Broken Link
An Inexpensive X-ray Machine	Report Broken Link
Analog computer	Report Broken Link
Analog opto-isolator	Report Broken Link
Analog pulse counter	Report Broken Link
Assorted digital circuits	Report Broken Link
Basement doorbell beeper (PDF)	Report Broken Link
Basic electronic circuits	Report Broken Link
Basic op-amp circuits	Report Broken Link
Bat detector (new)	Report Broken Link
Bat detector microphone pre-amplifiers	Report Broken Link
Bat detector	Report Broken Link
Bat detector	Report Broken Link
BayComm packet modem	Report Broken Link
Biasing Op-Amps into Class A	Report Broken Link
Binary Coded Decimal (BCD) Clock	Report Broken Link
Black Light	Report Broken Link
Bleeper box for time reference	Report Broken Link
Broadband 2MHz optical fiber receiver (PDF)	Report Broken Link
Broadband 5MHz optical fiber receiver (PDF)	Report Broken Link
Build logic gates using discrete parts	Report Broken Link
Capacitance sensor	Report Broken Link
Capacitor Discharge Ignition Circuit (CDI)	Report Broken Link
Chaos generator	Report Broken Link
Circuit for gold wafer card	Report Broken Link
Circuits	Report Broken Link
Combinational Conjuring Trick	Report Broken Link
Common Ground for Older VPW Circuit	Report Broken Link
Computerize Your Room/Home	Report Broken Link
Darkness monitor	Report Broken Link