This circuit was found in a Dutch documentation from 1970. The circuit makes use of semiconductors that have current equivalents and is indicated by a 0-5 mA milliammeter.
March 2017 - Mouser Electronics announces its new TPSA89 voltage regulator from Texas Instruments with...
This Harris circuit from the 90's is intended for recording old EPROM memories. The circuit uses...
We found this circuit in an old Radio Electronics. The transistors can be the BC548. The circuit...