This circuit is intended for use with common oscilloscopes having been found in documentation on instrumentation from the 1970s. The capacitors are of the ceramic type with low parasitic inductance.
This circuit came out in an American magazine that no longer exists. It's the Electronic...
This receiver was found in the Radio Electronics magazine of March 1953. It tunes to the medium wave...
The presented circuit uses an LM3900, transconductance operational amplifier. It was found in the...