This circuit with the HA2400 was found in the March 1980 Radio Electronics magazine. The circuit has digital-gain control and must be powered by a symmetrical 15 V source.
With this device, ultrasounds captured by an appropriate microphone are converted into sounds and...
This circuit suppresses the hiss or thermal noise that occurs in the amplifiers in the absence of a...
June 2016 - Mouser Electronics is providing the controller with N-channel MOSFET for IGBTs and...