Using a tunnel diode, this circuit was found in a 1966 American publication. The circuit is for signals sampled at a speed of 8,000 sps.
This circuit, from a 1998 documentation, allows to obtain more power for the radios and amplifiers of...
This simple basic circuit that appears in several places on this site from various sources is from...
This simulation shows how can we test a capacitor using a function generator and oscilloscope. The...