Found in American documentation from 1969, this circuit operates in the frequency range 10 to 150 Hz providing signals as shown in the diagram itself.
The circuit presented was obtained from an Electronics Now magazine from February 1995. The...
The idea of this 1982 Experimenters Handbook circuit is to generate an RF signal in L2 that can be...
This circuit emits a warning sound when night falls. The circuit is from a Hands On Electronics from...