The use of a diac improves the performance of the two dimmers in the previous circuits. The circuit is from the same Radio Electronics magazine in an article that teaches how to use triacs.
Found in Radio Electronics, this filter is suitable for attenuating up to 40 dB for AM radio...
This TTL module can be used in counter and many of them can be cascaded to counts up to 99, 999,...
This circuit was found in the Texas Instruments 1996 linear applications manual. It consists of a...