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.
Found elsewhere in this section, this circuit mimics the noise of a steam locomotive. This was...
This circuit was obtained in an American documentation from the 80's. The transistors can be...
This circuit is from a 60's documentation. The capacitance C1 can be between 20 pF and 0.01 uF...