Neon Fuse Blown Monitor (CB24104E)

This circuit was found in the January 1971 Radio Electronics magazine. It keeps the light flashing if the fuse blows.

15W MOSFET Amplifier (CB1000E)
With a 22 V symmetrical power supply this amplifier provides 15 W of output power with excellent...
5 Voltage Level Indicator (CB4892E)
This circuit is based on an uncommon Texas component today, as found in an American 1980s...
741 VCO (CB24052E)
This voltage-controlled oscillator or VCO was found in a Radio Electronics magazine from July...