
In an electric call management the second coil (see wiring diagram) is only used for a short. It excited low-voltage EDS, which is sufficient to power the bulb 2.5—3.5 V. They can be decorative to make, incorporating, for example, in some plastic toy. Then she’s pressing the call button will light up. Optional lamp you can turn off the switch SA1.
AVDEYEV
Recommend to read
THAT THREAD WAS NOT TORN
It happens that brand new, just bought at the store needles for sewing machines cut the thread. This occurs due to the sharp edges of the eyelet. To whittle away the edges of the...
RESTORING THE CHAIR
Furniture intended for sitting — chairs, armchairs, stools — in the home gets the most. And, therefore, it wears out much faster than any "dear wardrobe". Often damaged structural...