The white wire to the switch should be marked black to indicate that it is hot. (Ground wires are not shown.) If the line carrying power comes into the light box first, the circuit must still be ...

[Vadim] chose an ATtiny2313 to handle the RC-5 IR protocol and switch the light. The circuit still has a switch to manually control the lights, preserving the original functionality of the light ...

Run a 14-2 NM-B cable from the second switch to the light fixture. Safety note: This project assumes a 15-amp breaker for your lighting circuits. If you see that your breaker is 20 amps ...

The module is powered buy a coin cell battery, making it ideal for older homes as well as new ones; older houses often lack neutral wiring, so bypassing the light switch circuit is a clever ...

To turn out the light we need to break the circuit. We can do this by putting in a switch. It doesn't matter where in the circuit you put the switch - the effect is the same. The bulb glows ...