This drum amplifier was found in an American documentation from 1947. It makes use of a mechanical vibrator to generate high voltage for the tubes.
The CMOS 4060 integrated circuit consists of a frequency divider counter with internal elements...
Found in a Linear Technology documentation from the 90s, this circuit dissipates 1.5 W with an...
This circuit was obtained from an American documentation from the 1970s. Information on the...