This circuit limits the intensity of an audio signal from a control voltage. The circuit is from a 90’s Radio Electronics. The coupler is a type that uses LDR.
In this amplifier, the supply voltage is 35 V and the input resistance is 2k2. Equivalent...
This is a basic inverter circuit for a 70 kHz crystal. We found it in an old documentation using an...
This is the receiving circuit for the transmitter given in the previous circuit. The circuit is...