This circuit was found in a Hands On Electronics from the 90s. It is intended to supply old tape players to batteries with a voltage of 7.5 V from the 12 V of a car battery or source.
This amplifier was found in a Maxim documentation from the 90's. The circuit is an inverter type with...
This circuit works with practically any tunnel diode, transmitting signals in the FM range with a...
This circuit is suggested by National Semiconductor in its 1994 Linear Applications Handbook. The...