This circuit, which can act as a shield, was found in a 1990 PE Hobbyst Handbook. The circuit generates logic pulses for different types of applications.
This circuit is from an English documentation from 1969. The circuit can be designed based on...
When more current from a digital output is needed than a single output could source or drain, a...
The L3 coil is what basically determines the resonant frequency, around 1 MHz, in this oscillator found...