We found this test circuit in the November 1999 issue of Electronics Now magazine. The circuit is to be connected in series with a load rated for the diac current.
With the coded activation of the relays, it is possible to control which of the 16 outputs...
The integrated circuit used in this application is not very common. Transistors and resistors...
This simple circuit makes use of neon lamps to indicate the voltage of a power grid. The lamps are...