Automotive Fuse Monitor (CB26299E)

We found this simple car fuse monitor circuit in a William Sheets. The LED lights up when the fuse blows.

FET Low Frequency Oscillator (CB19252E)
This circuit is from an old technical documentation from Spain. The circuit uses a FET that is...
Alpha and Theta waves modulator (CB26155E)
This circuit, which presents a certain danger and should be used with caution, was found in the...
Monostable PWM (CB13815E)
With this circuit it is possible to modulate pulses from a pulsating input signal. The PNP...