Extended Band Oscillator (T1670E)

This bench circuit was found in Radio Electronics magazine from December 1957. The circuit generates signals in bands that depend on the coils.

| Clique na imagem para ampliar |

Dip Oscillator (CB23884E)
This oscillator for testing resonant circuits was found in a Radio Electronics magazine from June...
Field strength meter for car (CB4116E)
This circuit, suggested by an old American publication, allows you to use the AM radio antenna of a...
Amplitude Limiter (CB14832E)
This circuit limits (clip) the intensity of a signal, according to the setting of P. The circuit is...