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Circuit Bench

Dynamic Noise Limiter (CB12194E)
The LED is optically coupled to the LDR1 sensor to provide negative feedback to the circuit and...
Voltage Controlled Current Regulator II (CB19944E)
This circuit has the transistor chosen according to the maximum current desired at the output. Unlike...
800Hz Oscillator (CB4930E)
Equivalent transistors can be used on this 80's circuit. Any general purpose PNP transistor can work...