This bandpass filter has a simple feedback system. The component values can be calculated using the formulas found in the math section.
This circuit is intended to recover a very weak signal at a receiver, for example, a CW signal or a...
Found in a 1964 Electronic Design this circuit makes use of components of the era. The output is 2 V...
This oscillator was found in the July 1993 Electronics Now magazine. The coil is wound with...