11   Lamps / Modern / Re: Can HPS cycle on electronic HID ballasts?  on: Today at 07:37:02 AM 
Started by dor123 - Last post by Laurens
They can but good ballasts recognize the increase in arc voltage, and cut out.
 12   Lamps / Modern / Can HPS cycle on electronic HID ballasts?  on: Today at 07:18:00 AM 
Started by dor123 - Last post by dor123
As electronic HID ballasts operates the lamps at square wave current and at a higher frequency than the mains, I'm wondering if an EOL cycling lamp won't be able to extinguish, because it can stay live longer because of the operation wave and the frequency of the ballast?
 13   General / General Discussion / Re: What did you do today lighting wise?  on: Today at 02:05:02 AM 
Started by RyanF40T12 - Last post by SussexEuroSOX
I put a leaning sign light back up
 14   Advertisements / For Sale or Trade / Re: REVO HORIZON MAJOR Refractors (x2) - New Zealand  on: Today at 02:02:53 AM 
Started by Peter Stoneham - Last post by lightmanNZ
Hey Peter,

Do you happen to have any other NZ lights or parts?


From a Curious NZ collector, Thanks.
 15   General / Off-Topic / Re: Severe weather never sleeps!  on: Today at 12:03:10 AM 
Started by lightinglover8902 - Last post by suzukir122
Now they're saying 14-16 inches of snow... all time... record snowfall predicted for Dayton Ohio. There is even the possibility of a narrow band of
heavier snowfall, and unfortunately my area is in that area where that narrow band of heavier snowfall could occur. If that happens, my area may see
18+ inches of snow.
Dude. We're not done yet -- night time lows this week could go down to -9 degrees! That's actual air temperature. This will also be the coldest air
Dayton has seen since many years ago.
So yep, major severe weather, but in the form of winter, and it could be life threatening. Stay safe everyone.
 16   Lanterns/Fixtures / Modern / Re: Is it just me or is Satco a popular brand among builders?  on: January 24, 2026, 10:21:32 PM 
Started by Lightingeye60 - Last post by RyanF40T12
They will purchase in bulk and get good deals in bulk.  The dealer I deal with here in Colorado uses Satco and Ledvance (Sylvania) I've had good luck with Satco thus far.
 17   Lanterns/Fixtures / Modern / Re: Is it just me or is Satco a popular brand among builders?  on: January 24, 2026, 10:00:37 PM 
Started by Lightingeye60 - Last post by WorldwideHIDCollectorUSA
In my experience, I do recall seeing Satco lamps being sold at some ACE Hardware stores in the USA.
 18   General / General Discussion / Re: What did you do today lighting wise?  on: January 24, 2026, 09:53:37 PM 
Started by RyanF40T12 - Last post by Maxim
Relamped my PL-T 32w Lithonia fixture early in the evening; old lamp went Mercury-starved.

Reset the Intermatic wall timer (replaced the battery, reprogrammed) for our garage lights, and swapped out an EOL 16W Feit LED for an "Outdoor" variant of the Philips Marathon. With the frigid weather, the lamp was very hesitant to even start up.

Also turned the 70w OVZ back on, running it four hours a night now, at minimum. First startup since late fall at this point now...
 19   Lanterns/Fixtures / Modern / Re: Worst LED Fixtures  on: January 24, 2026, 09:48:30 PM 
Started by wattMaster - Last post by Lightingeye60
What's the worst LED fixture you have seen?
The worst I have seen is one at the beach, it was one of those ultra-cheap Ebay Corn-On-The-COB LED floodlights. The problem with it is that it has loads of glare, and had a very purple light, enough to make me think they used purple LEDs!
Could be from Amazon too, a lot of the stuff eBay sells are also sold on Amazon. Also, the phosphor probably faded away causing the light to turn purple.
 20   Lanterns/Fixtures / Modern / Is it just me or is Satco a popular brand among builders?  on: January 24, 2026, 09:47:30 PM 
Started by Lightingeye60 - Last post by Lightingeye60
What I’ve noticed in new construction, is that they commonly have Satco light bulbs installed when it is built, rather than GE, Sylvania, or Philips, even though some use faux Westinghouse, and in some cases the actual big three. I just toured a new construction this week and all the bulbs in the house were SATCO LED’s. All of them, and even in the 2000s I often saw videos of people removing satco bulbs when burned out (satco isn’t even available at all stores, most big box stores don’t even carry satco), so those were likely majorly installed by builders. I also went to a house where I saw satco bulbs (and I’ve seen some arc), and the house was full of them, the bathroom lights had clear bulbs and the bare bulb light and flushmounts I believe had the frosted version. Also, when I watch Lex’s dirty maintenance show, and he changes a bulb, I notice that some look like satco lamps, especially IF A19’s and candelabra bulbs.

Has anyone else been noticing this? Why is satco of all companies likely the most common light bulb choice for builders. Satco never even made bulbs, they only distribute bulbs and another company makes them for Satco. Whatever company who makes satco bulbs makes a lot of bulbs for different companies as well, like Halco and some other ones. A lot of the other “60W 130V 2500 hour” incandescent bulbs for example were made by the same company who makes the satco ones, with the same “LR58060” on the base. It also seems like many new construction pre-2020 were built with incandescents from satco or whatever and they put in the 130V ones for some reason with the C-9 filament to avoid the ban.
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