Using a 2 lamp F40T12 rapid start ballast as a 2 lamp F40T12 preheat ballast « on: October 24, 2022, 11:01:45 AM » Author: WorldwideHIDCollectorUSA
Here is the video: https://youtu.be/CRJ5AHjRF6E I wonder why this lamp/ballast/combination is so picky about different ballasts and starters.
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Desire to collect various light bulbs (especially HID), control gear, and fixtures from around the world.

DISCLAIMER: THE EXPERIMENTS THAT I CONDUCT INVOLVING UNUSUAL LAMP/BALLAST COMBINATIONS SHOULD NOT BE ATTEMPTED UNLESS YOU HAVE THE PROPER KNOWLEDGE. I AM NOT RESPONSIBLE FOR ANY INJURIES.

	Re: Using a 2 lamp F40T12 rapid start ballast as a 2 lamp F40T12 preheat ballast « Reply #1 on: October 24, 2022, 01:45:29 PM » Author: funkybulb
Lot of it has to do with ballast  OCV
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No LED gadgets, spins too slowly.  Gotta  love preheat and MV. let the lights keep my meter spinning.