This UHV generator circuit or ultra-high voltage was found in a 90s Electronic Engineering 90s. The triac can be of any type and the voltage depends only on the transformer.
This cricket circuit obtained in a 1992 documentation has an amplifying stage that, however, takes...
This commercial radio for the AM band was sold in Japan in the 1960s. The circuit has an IF of 455...
This traditional configuration from a simple 12 V source is from a 1977 publication. The...