We found this circuit in a Motorola manual. The circuit has the capacitor charging at 15 to 30 V, then discharging through the coil and generating a voltage that reaches 500 V for the spark plugs.
This audio-driven relay was published in the July 1977 issue of Radio Electronics magazine. The...
This circuit can be used for signaling a panel with a common incandescent lamp. The lamp will...
This crystal oscillator is indicated for the calibration of IF steps of common radio receivers. The...