This circuit was found in a 90s Radio Electronics. It is intended to amplify the sound channel of analog televisions of the time. The integrated circuit used is uncommon today.
Based on National Semiconductor's LM4130 reference circuit, this circuit was found in Internet...
We found this circuit in an English documentation from 1995. With it it is possible to measure a...
This circuit is from a 1974 publication. It generates a pulse with several sinusoidal cycles from...