The figure shows a circuit that shows how to control an optodiac to trigger a triac from the LM3914 gates. The circuit is from an Electronics Now issue from February 1998.
Found in a 90s Practical Wireless, this circuit provides 8 to 10 W of output with a gain of 14 dB....
This circuit is from a Maxim manual and can be used to power shields from batteries. The circuit...
In the figure below we have the connections of an automotive alternator in a triangle. The diodes...