This oscillator with emitter follower was found in an American documentation from the 80's. The circuit generates 100 MHz signals and the transistors admit modern equivalents.
What this circuit does is change the logic level of a signal thus serving as a different logic...
This electronic flash circuit was found in the March 1961 Radio Electronics magazine. The circuit...
On this website we show how to calculate the components of this circuit for other frequencies. The basic...