How HID BULBS/LAMPS AND BALLASTS Work- Metal Halide, High Pressure Sodium, & Mercury Vapor
19:51
Heating and Bending PVC Conduit - BENDING 90s, OFFSETS, and BOX OFFSETS
37:40
Lamps & Bulbs Electricians Should Know - Incandescent, Fluorescent, HID, Halogen, LED
10:15
High voltage sodium/halide ignitor teardown
5:35
How To Replace Metal Halide With LED
5:17
How to wire up a high pressure sodium lamp circuit with external igniter (without a capacitor)
4:10
How to replace a Metal Halide Ballast
12:03
THIS LAMP SOXs! "Yellow" tech of bright metal vapor lamp. Beats modern LEDs in brightness per watt?
5:47