Found in Popular Electronics from the 90s, this circuit is intended for a radar emitting pistol. The circuit is very critical for the frequency at which it operates.
This circuit is from a Popular Electronics from the 90s. Its gain is 22 dB and can be used as a...
This Rytron transmitter was published in a 1953 book. The circuit can be implemented with a BC558...
The purpose of this circuit is to keep the other phones on the same line muted when one is used....