This circuit for VCR recording heads was found in the February 1990 issue of Radio Electronics magazine. The circuit is use do observe signal in an oscilloscope.
This high frequency modulator was found in Motorola's 1990 Linear Databook. The current depends on the...
This circuit was found in an old Electronic Design used to apply digital signals to an analog...
Based on the frequency of the power grid, this circuit produces square signals for use in digital...