Plasma Lamp (CB26130E)

This very high voltage circuit was found in the 1990 special issue of Radio Electronics Experimenter magazine. The circuit consists of a Tesla coil.

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Two Time Traffic Light (CB16523E)
We found this circuit in a 1998 documentation. It is based entirely on relays that must have...
20 Wrms Transistor Amplifier (CB17226E)
This traditional complementary symmetry circuit provides 20 W of rms power at a load of 8 ohms...
Micro Spy (CB21872E)
Assembled with SMD components this circuit can be very small. The range is a few tens of meters. We...