This circuit from the 90s has RIAA equalization with a gain of 35 dB at 1 kHz. The circuit has an input sensitivity of 2.2 mV for an output of 100 mV.
We found this circuit in an old neon lamp application manual. The circuit stores a call. The...
This isolation circuit for audio signals was found in the August 1992 issue of Radio Electronics...
This fuzz uses only one transistor that can be the BC548. Signal input and output cables must be...