This DC-DC converter was found in old RCA documentation. The circuit operates at 15 kHz. The characteristics of the transformers were not indicated.
Found in the October 1992 Radio Electronics magazine, this oscillator is controlled by switch S1....
This variation of configuration that is common on our site was found in a 1980s documentation. LEDs can...
This circuit was obtained from a European magazine of the 1990s. The integrated circuit used is...