This transmitter power meter was found in the March 1999 issue of Electronics Now magazine. The circuit uses an analog indicator and does not require a power supply.
We find this circuit in American documentation from the 1980s. The accuracy of the circuit depends on the...
The presented circuit uses a symmetrical power source to supply an amplifier with the LM139 or...
High quality sound can be obtained from this transistor amplifier. The output transistors must be...