This amplifier was found in a tube equipment manual from 1947. The high-fidelity circuit has pentode tubes at the output and a source with transformer.
June 2016 - It can be obtained from Mouser Electronics Power inductors for automotive use of...
El circuito de la figura es un regulador de corriente con ajuste en el rango de 0 a 3 ampères. El...
This is a commercial circuit of a transistor amplifier of some watts with the OC30 transistor. The 12 V...