This crystal oscillator is indicated for the calibration of IF steps of common radio receivers. The transistor admits equivalent as 2N2222 or BF494. The circuit is from an old American publication.
Found in a 1990s Popular Electronics, this circuit uses two transistors to boost the power of a...
This compressor circuit was obtained in a Motorola manual from the 80's. The components are from...
September 2016 – At Mouser Electronics is available audio drivers for the purpose of suitable...