This transmitter modulator amplifier for the 11-meter band (CB) was published in Radio Electronics magazine in November 1961. The circuit is for use in a car transmitter.
Placed near a telegraphic transmitter (CW) and with a small antenna or pickup, it reproduces the...
The LM387 integrated circuit used in this project is not very easy to obtain. The circuit, from an...
The recommended distance between the emitter and the sensor of this coupler is 15 mm. The circuit is...