light - Controlling a single lightbulb from multiple switches ...
Dec 3, 2020 · Just to be clear, a 3-way switch (i.e., one light bulb controlled by two switches) is wired up like this: simulate this circuit – Schematic created using CircuitLab For a 4-way switch (three …
Smart light switches and 2-way switches - Electrical Engineering Stack ...
Sep 1, 2020 · 2-way switches are just single pole double throw (SPDT) switches. What you want (as far as I can make out), is a "3-way" switch that controls one light with two SPDT switches, like described …
switches - (2) motion sensors on the same circuit controlling the same ...
Sep 14, 2020 · The issue here is the two way wiring setup with both switches being setup in series: If you are using conventional switches then there is not an on/off for each switch as such but they have …
12v circuit with two switches - Electrical Engineering Stack Exchange
Oct 16, 2017 · Short version - I have a led and i want to be able to turn it on with one of two switches. If switch A is on then the light is on, if switch B is on the light should be on, if both switch A and B a...
Two switches and two light bulbs at home
May 3, 2022 · I want to wire two light bulbs with two switches so that one (only one at a time) of them is always on. This is the idea: Switch 1 Switch 2 Light bulb 1 Light bulb 2 Up Up On Off Up Down Off …
Wiring two lamps so that the one disables the other
Nov 12, 2022 · 1 If we have two lamps, two switches and two batteries, how do we wire them up in a way that switching one of the switches makes it impossible for the other to work? I am experimenting …
led strip - Multiple switches to independently control a light ...
Oct 22, 2017 · I am looking to create a simple circuit to control a couple LED light strips inside a cabinet using two reed switches that turn on the lights if either or both doors is open and the lights to be of...
switches - Simple two bulb circuit - Electrical Engineering Stack Exchange
Aug 24, 2016 · In this circuit one of the two bulbs must always be on, and both switches must be able to swap which bulb is on. So to avoid any confusion: Both lights must change state (on to off or off to …
What will happen if a bulb is connected to two live wires?
Apr 14, 2024 · Normally, you'd operate the light by toggling the switches oppositely (one up, one down), but standard two-way (staircase) wiring should only switch the live wire, much like an XOR/XNOR …
switches - How can I control 2 lights with a SPDT switch? - Electrical ...
Oct 3, 2019 · I current have a 220V AC lamp with two light bulbs wired with a single on-off switch. I also have a few SPDT on-off-on switches. What I would like is to have a lamp with a 3 position switch that …