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c75W AT19 durotest 120V GLS
here i have a nice durotest GLS its 120V but the etch is compleetly gone it came from a US traffic light of all places i have a hunch its 75w but i cood be rong its seen some use as the filment has got that used look to it and there is a black spot of evaported tungstan on the bulb wall its a very nice GLS lamp i love the AT19 bulb 
Keywords: Lit_Lighting

c75W AT19 durotest 120V GLS

here i have a nice durotest GLS its 120V but the etch is compleetly gone it came from a US traffic light of all places i have a hunch its 75w but i cood be rong its seen some use as the filment has got that used look to it and there is a black spot of evaported tungstan on the bulb wall its a very nice GLS lamp i love the AT19 bulb

IMG_0221.JPG IMG_0215.JPG IMG_0220.JPG IMG_0533~0.JPG IMG_0351.JPG
File information
Filename:IMG_0220.JPG
Album name:BULB FREAK / My lights
Keywords:Lit_Lighting
Company and Date Manufactured:durotest
Wattage:c75W
Lamp Type:kripton GLS
Filesize:184 KiB
Date added:Jul 28, 2013
Dimensions:1999 x 1493 pixels
Displayed:152 times
Color Space:sRGB
DateTime Original:2013:04:02 14:51:52
Exposure Mode:0
Exposure Program:Program
Exposure Time:1/467 sec
FNumber:f/2.4
Flash:No Flash
Focal length:3.3 mm
ISO:32
Make:Apple
Model:iPad mini
URL:http://www.galleryoflights.org/mb/gallery/displayimage.php?pid=15980
Favorites:Add to Favorites

Comment 1 to 5 of 5
Page: 1

streetlight98   [Jul 28, 2013 at 03:06 PM]
Nice! I love AT19 lamps too. Why were the made though? Was it basically just so they'd stand out like the Westinghouse/Philips Eyesaving bulbs?
BULB FREAK   [Jul 28, 2013 at 04:41 PM]
nope i beleve the T part was so wen the lamp was burnt base down the evaporated tungsten from the fillment colected in there so lumes dident drop
streetlight98   [Jul 29, 2013 at 12:41 AM]
ahh i see.
BULB FREAK   [Jul 29, 2013 at 08:03 AM]
cool Smile
joe_347V   [Aug 01, 2013 at 10:40 PM]
Nice! I have a 60w and 135w version of this. Got both from a old traffic light.

Comment 1 to 5 of 5
Page: 1