With an output of 7.5 W at 110 V this circuit was found in a 1968 Motorola documentation. The circuit has an operating range of 95 to 2 000 Hz.
The circuit presented may use any general purpose transistor. The indicator is an LED and...
This circuit found in Electronics Handbook, Volume XIII 1993 shows a simple configuration of a...
This circuit was obtained in a 1982 English magazine. The purpose of this circuit is to make an...