This circuit was obtained in an old European publication on FETs. The FET admits equivalent and the feed must have good filtration. Signal input cables and output cables must be shielded.
This good amplifier with output in complementary symmetry is from an old publication, and modern...
The integrated circuit used is a voltage reference from Motorola. This configuration was obtained in...
This circuit was obtained in a magazine Hands On-Electronics from June 1987. It is a circuit that...