Found in Motorola documentation from the 1970s, this circuit makes use of period components. The lamp is used as a stabilizing device. The signal is sinusoidal.
This circuit was suggested by Philips in an old publication. The coils, made with wire 14 to 16...
This circuit responds to frequencies from 100 Hz to 3 MHz. We find it in a 90s Radio Electronics....
This configuration is from a 1966 publication. However, with small changes in component values it can...