We found this circuit in a 1968 US documentation. The power FET is a component of the time and the current is 4.5 mA only.
This circuit was found in an Elektor from the 90s. The integrated circuit is uncommon today. This...
March 2017 - Mouser Electronics is sourcing the new Bluetooth Driver CC2564 from Texas...
This circuit uses two JFET such as the BF244 or BF245 and has an excellent gain with small...