T12/ t17 there's a reason they made heavy magnetic ballasts
I just scored the motherload of vintage lamps and ballasts. But it came with over 40 bonus line and advance 277 volt ballsts slimline and f40. Anybody wants a few let me know if sell or trade. Real cheap!
The more you hate the LED movement, the stronger it becomes.
door stops.
Vintage HID lamp and luminaire collector.Westinghouse Lifeguard Disease...there is no cure...you've just got to live with it!"Better to be silent and thought a fool, than open ones mouth and remove all doubt." Attributed to Abraham Lincoln, 16th President of the USA