This circuit was found in documentation from the 90s, being indicated for the deflection of cathode ray tubes. It consists of a DC voltage amplifier and operates at frequencies up to 1 kHz.
Found in an 80's Elektor, this circuit can control loads up to 750 mA with the BD139 and 100 mA...
This circuit generates a frequency modulated tone with excellent power. Other power MOSFETs can be...
The figure shows how to connect a 7400 to obtain a bistable configuration. The circuit must be...