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 is an old circuit with a homemade sensor found in the September 1995 Electronics Now...
This stage for general purpose transistors was taken from an old technical manual. The circuit can...
This circuit was found in an English documentation from 1969. The transistors are of the time,...