This amplifier with fixed AC bias was found in a 1947 documentation. The circuit uses two transformers in the power supply and two full-wave rectifier tubes.
This circuit was found in the June 1986 issue of Radio Electronics magazine. It is based on two...
The circuit shown is from Linear Technology Applications 1994. The circuit provides an accurate...
When the vehicle door is closed, this circuit keeps the internal lights on for a time depending on C1....