The figure shows how to implement limiters with silicon diodes. The reaper cuts off the peaks of a signal and can function as noise limiter or amplitude limiter of a signal.
The current of this source is 200 mA at the most, and the output depends on the zener that may...
This circuit was found in a Popular Electronics of the 90s. The resistor R4 determines the load...
Found in an old American documentation this FM modulator makes use of a varactor diode. The...