This simple 6 V source stabilized by zener diode was found in a European technical publication from 1972, but it is current for its simplicity and the components it uses.
This 6-transistor transistor radio was manufactured in Japan in the 1960s. It is a portable...
The figure shows how to generate excellent quality sinusoidal signals using the XR2206. The...
This circuit found in an American documentation from 1964, alters the duration of a pulse and can...