The circuit shown is from Motorola's 1990 Linear Databook. Shaded components are optional. The characteristics of the coils are given next to the diagram.
Found in Radio Electronics magazine from June 1968, this circuit produces signals from 30 Hz to...
The selected circuit in the Texas Instruments opto-electronics manual works with photoelectric sensors in...
This is a traditional oscillator configuration with the 741 found in a 1980 publication. When...