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 the 1969 neon lamp documentation, using neon lamps this circuit provides 18 V regulated...
This circuit was found in a Popular Electronics from the 90s. The circuit uses a general purpose...
This circuit was found in an ancient American documentation. The transformer is the type used in...