This constant current charger from 1997 Linear Technology Applications uses common components at the time. The transformer is the critical component, being designed according to the load voltage.
This circuit produces a clef sound when a pulse is applied to its input. The damping effect is...
This circuit can generate signals up to 100 kHz. Found in documentation from the 1980s, it makes...
The crystal used in this oscillator can have frequencies up to 30 MHz or more, depending on the...