Circuit Bench

Articles
Title
Pink noise generator (CB9929E)
Photo Relay (CB9886E)
Simple Multimeter (CB9880E)
Fiber optic link (CB9735E)
Picoammeter (CB9661E) This circuit is designed to measure very weak currents, in the order of picoamperes. We found it in an American documentation from the 80s. The integrated circuit is from that time. a h
Reminder (CB9548E)
2 W amplifier (CB10747E)
60 Hz Rectangular Signals (CB10687E)
Tunnel Diode Receiver (CB10602E)
Signal Injector 555 (CB10568E)
Capacitive Code Switch (CB10446E)
Diode Polarity Indicator (CB10428E)
Touch On OffSwitch (CB10233E)
Transistor Tester (CB10215E)
Temperature to frequency converter (CB10170E)
Telephone decoder (CB10151E)
Schmitt Trigger (CB10113E)
Power supply with current limit and output voltage control (CB9965E)
741 MW radio (CB10644E)
Ionization chamber for gas detection (CB9812E)
Beacon with PUTs (CB9788E)
Bipolar Transistor Dip Meter (CB9708E)
High speed line driver (CB9731E)
Front detector (CB9688E)
Third order active filter (CB9617E)
BCD to analog converter (CB9596E)
Two Current Boosters for Stepper Motor Controls (CB11598E)
RF detector (CB11517E)
Redisparable Monostable with the 4047 (CB11444E)
Digital Mixer (CB11405E)

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