Found in the 1969 neon lamp documentation, using neon lamps this circuit provides 18 V regulated with 0 to 4 mA current. The lamps are types of the time.
This circuit can generate signals in the range from 1 to 20 kHz, depending on the crystal. The...
The simplest version of a ring oscillator using two inverters Iike the one shown in other circuits in this...
This circuit was found in an English documentation from 1969. The transistors are of the time,...