This circuit was used in tape recorders to clear the tape of any previous recordings for a new recording. The circuit is from a Radio Electronics dated September 1982.
This circuit was found in a documentation for radio amateurs from the year 70. Its purpose is to...
Found in a 1974 Ferranti manual, this circuit uses diodes to limit the voltage on the transistors. The...
The circuit shown can drive loads from 500 mA to 2 A, depending on the transistor with the TTL or...