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  1. General Electrical Discussion
    Hello! I am a student who wants to learn more about certain aspects of home automation. I want to inquire about dimmable LED lights. So far in classes, we have been taught that if we use higher resistance (or a rheostat) we can limit the voltage going to the LED, dimming it. I want to know if I...
  2. Lighting Design
    Hello to all hope you had a nice weekend! This is my first post so bare with me. I have a nice little lighting project going on and it consists of a 120v dimmable stringer light, 120v motion sensor, regular switch, a dimmer switch for my 120v lights and some low voltage landscape lights. My...
  3. Commercial Electrical Forum
    I am looking for Dimmable Ballasts for T12, 40 watt, 4' Optima 32 Fluorescent Lamps! Spoke with Philips/Advance and Fulham with no success. I am hoping one of you fine electricians out there will be able to steer me in a direction where I might find some of these elusive items. I am looking for...
  4. New Member Introductions
    Today I installed 4 sets of Philips Advance mark 7 GZT-2S32-SC ballasts into old fixtures. 2 of the sets came on fine and the other 2 not so much. They are on separate circuits which are shared with the rest of the floor. The 2 unworking sets have the first light in the row turn on for a...
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