Slave Flash (CB24333E)

This circuit for high power xenon lamps was found in the November 1974 issue of Radio Electronics magazine. The project was described in an article.

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Siren for Alarm (CB12645E)
The transistors T1 and T2 of this circuit can be the BC558. T3 can be a BD135 and T4 a TIP42. The...
Changed Supply with the 7805 and 7806 (CB4641E)
In the figure we show a means of changing the output voltage of a fixed regulator, such as 7805 or...
Audio Limiter (CB948E)
We got this circuit in a publication of 1987. This is an audio limiter, a circuit that cuts peaks...