This circuit for multiple sound inputs was found in a Radio Electronics from January 1992. It consists of a Bargraph connected to a multi-input mixer.
In this charger, the charging current is basically limited by the LEDs. The transformer is a low...
April 2017 - The new RAME027 rotating magnetic absolute encoders with Vishay's displacement sensor are...
We found this circuit in a 1995 documentation. Powered by batteries, it uses a telephone capacitor as a...