Obtained from a 1969 neon lamp documentation, this circuit shows how to assemble an indicated circuit triggered by - 24V pulses. The neon lamp is of the era type.
This circuit is from an Italian publication from 1988, but it can be assembled today because the...
The circuit, shown in the figure, produces a good power audio tone, whose frequency is adjusted by the...
This circuit was found in a Maxim documentation from the 90s. It is valid for the lower income types...