This high input impedance circuit is suggested by Motorola's 1993 Linear Interface ICs. The power supply must be symmetrical. The circuit has a differential input.
The sensor of this circuit is a 2N3055 transistor from which the housing cover has been removed to...
The figure shows how to generate a 60 Hz clock signal for TTL circuits. The circuit is from Radio...
The circuit shown in the figure can generate signals of good intensity up to a frequency of 30...