This circuit was found in Motorola documentation from 1966. The lamps are according to power and current according to the components used which are uncommon today.
Found in the December 1995 issue of Electronics Now, this circuit generates sinusoidal signals. The...
This circuit with transistors of the time was found in the magazine Radio Electroinics of June of...
This circuit was obtained in an old Elektor. It is a reference, since the integrated products of the...