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.
Found in a 1969 neon lamp publication, this circuit provides two voltages under very-low currents....
This basic circuit for a common phototransistor was found in an Electronics Now from the 90s. The...
Based on the frequency of the power grid, this circuit produces square signals for use in digital...