This circuit was obtained from an American documentation from the 1980s. The T1 triggering transformer must provide 250 V pulses for the lamp to trigger.
As part of a larger project, we found this modulation meter in the August 1994 Electronics Now...
This circuit was found in an 80's Electronic Engineering. The circuit uses operatives of the time...
This circuit is an improvement of the previous one, with the use of two transistors produces a...