This ultra-low distortion driver was found in 80's Analog Devices documentation. The circuit has a THD of -115 dB under load of 600 ohms at 20 kHz.
This circuit, found in a 1986 documentation, uses an optical sensor to count pulses and, in its...
Found in General Electric's 1969 documentation, this circuit uses two Foto Darlingtons to control...
The output voltage of this inverter depends on the employed transformer. The circuit is from a 90s...