Square to Sinusoidal Converter (CB6595E)

This circuit was obtained in an American publication of the time. Transistors are commonly used. The circuit can be adapted for use as a shield.

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Two-Transistor Schmitt Trigger (MSB025E)
The circuit shown by figure 1 consists in a Schmitt-Trigger using two common general purpose NPN...
Square to Sinusoidal Converter (CB6595E)
This circuit was obtained in an American publication of the time. Transistors are commonly used. The...
Transformerless power supply (CB21159E)
This transformerless power supply uses an SCR as a regulator. It was found in a Popular...