2001年6月22日 · In the lighting industry we referred to the "standard" household 110V. 60/75/100 watt bulb as an A19. The "A" represents roughly the pear shape of the envelope, and the 19 is …

2012年11月20日 · Some LED bulb manufacturers will give you information on how to calculate for the In Rush Current the bulbs exhibit. I have some Lighting Science Group Definity 8.5 watt …

2013年2月22日 · So I have replaced every incandescent in my mother's house with LED's, aside from these pesky HR16 E26/E27 35W Halogens in a 12 year-old stove hood. Apparently they …

60W 960 lumen E26/A19 bulb with internal halogen bulb, for one of the few places I still use incans in the house. As for the DX LED bulb, in the absence of any fade test, would treat it like …

2014年10月13日 · Maybe you should just buy a new lamp that takes E26/E27 base bulbs. Your options for getting high output LED bulbs are much better. The options get smaller with B22 …

2007年10月27日 · Informative. I need to remember m59 means pulse, and m155 means probe. Are these random denominations, or does m and the number stand for anything? ... Then …

2006年1月27日 · On the bulb it says E2C 70 watt. I had this floor lamp for many years and the bulb is not as bright anymore so I'm looking to find a replacement bulb for it. The ballast is a …

2015年10月27日 · Hi Does anybody know of an LED which has two Elements built in, so that the Color can be changed seemless from warmwhite to coolwhite? I know that Philips has …

2010年5月25日 · According to the latest versions of ECE R37 and SAE J573, There is a bulb designated W21/5W (in R37) rated 21/5w at 12.0v and a bulb designated 7443 (in J573, with a …

2021年5月13日 · The GE Nighthawk line no longer exists as such, now it is the Tungsram Nighthawk line. Hungarian Tungsram and American GE have had significant ties since the late …