JoakimFlorence's latest activity
-
JJoakimFlorence replied to the thread Review of Sylvania TruWave light (new broadband blue emitter technology).It's possible the 2700K might have adjusted the wavelengths to have more 470nm and less 450 and 440, trying to more accurately reflect...
-
JJoakimFlorence replied to the thread High Pressure Sodium.I'm not sure and may be wrong, but it might have to do with a negative feedback phenomena. If the bulb becomes too hot and too much of...
-
JJoakimFlorence replied to the thread Inside low-cost LED ac bulbs.You can ask anyone in the United States if they are seeing 100 Watt equivalents being sold in retail stores for under 4.50 U.S. dollars...
-
JJoakimFlorence reacted to Dave_H's post in the thread LED bulbs with selectable color temp with
Like.
Of the selectable-CCT bulbs I've looked inside so far, all use only two sets of LEDs. Three or more would be too much overhead... -
JJoakimFlorence replied to the thread Inside low-cost LED ac bulbs.Of course, at $2.00 it's very likely the government is subsidizing the cost of these bulbs. The free market price at this time would...
-
JJoakimFlorence replied to the thread Inside low-cost LED ac bulbs.To be totally fair, that's not really "real" RGB. The R and G in those designs are phosphor covered emitters. So the resulting spectral...
-
JThere were some _halogen_ bulbs with this setup. Sylvania made them. They ran a very high pressure bulb inside a 1/4" thick outer shell...
-
JJoakimFlorence replied to the thread Smart lightbulb LED runs at 37 volts?.What exactly was flashing? One of the LEDs or all of them? The interesting thing about constant current drivers is that, when a long...
Latest posts
-
-
-
Thrunite rocks !!! Whats your favorite brand ?!?
- Latest: CarpentryHero
-
-
-
-