Shield for triac MOC3010 (CB25349E)

This shield circuit was obtained from Radio Electronics magazine, July 1990. The triac is load and power grid dependent.

| Clique na imagem para ampliar |

Fourth Order Butterworth Filter (CB4909E)
This filter was obtained from a Linear Technology manual from the 1990s. The power supply must be...
Video amplifier (CB8743E)
Found in a 90s Popular Electronics, this circuit is intended for amplifying analog video signals....
Voltage Detector for Battery Chargers (CB6061E)
Based on a 555, this 80's American documentation circuit detects the voltage of a battery and can then...