Jacob's Ladder (CB21079E)

This circuit was found in American documentation from the 90's. The transformer is of the high voltage type for old light advertisements.

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13.8 V x 5 A Power Supply (CB1216E)
This source was found in a 1982 American publication, but can be easily assembled using 2N2995 (PNP...
Remote control receiver 2 (CB20469E)
This receiver can operate with the transmitters shown in previous articles and even others...
Car Voltage Regulator (CB12090E)
We got this circuit in an old 1983 publication, but it can be fitted with equivalent transistors. For Q1...