Found in a 1990 PE Hobbyst, this 4-digit circuit has a high response speed. The circuit is based on TTL logic.
This circuit is interspersed between the external antenna and the short-wave receiver, providing much...
In the figure we have the way to implement a sinusoidal oscillator with the 4093 IC. The component...
Any Motorola MC33171 series operating amplifier or equivalent can be used on this 101-gain...