This circuit for car engine spot adjustment was found in an 80's Radio Electronics. The circuit makes use of a xenon lamp and the pulse transformer must have a turn ratio of 1:50.
This 6-transistor radio was sold in Japan in the 1960s. The super-heterodyne circuit for the OM...
We found this circuit in a 2006 documentation. The circuit has two parts: a base where we have the...
This dual-gate FET RF signal mixer circuit was found in a 1980s documentation. The circuit is...