http://pets.groups.yahoo.com/group/UVB_Meter_Owners/ UVB Meter Owners Mon, 22 Jun 2009 09:37:53 GMT Sarina Wunderlich http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6650 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6650 Hi Henry, you see the flourescent tube pictures on my homepage: This is conventional ballast. When using an electronic ballast you would not see any light Mon, 22 Jun 2009 09:13:05 GMT henry brames http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6649 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6649 the thing is: an authority vet asked me: chicken farmers pretend to use electronic ballasts with their fluorescent lamps but have electromagnetic ballasts. so Mon, 22 Jun 2009 09:01:34 GMT Sarina Wunderlich http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6648 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6648 Hi Henry, ... What do you want to vizalize? The flicker frequency is known in all lamps, it is always the double of the operation frequency. If the operation Sun, 21 Jun 2009 21:25:48 GMT henry brames http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6647 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6647 http://www.physorg.com/news162821951.html interesting article on laser modified filaments. gx henry -- ... "half of life is spreadsheet calculation, the rest Sun, 21 Jun 2009 21:12:44 GMT henry brames http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6646 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6646 hallo experts is there a trick to guess and visualize the flicker rate of lamps with the digicam? at least to distinguish low flickers (up to 100 hz) from Sun, 14 Jun 2009 06:40:30 GMT ninoupte7 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6645 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6645 Thank you so much, Darren, for Frances' article. -Nino Sat, 13 Jun 2009 18:39:42 GMT tractorboydarren http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6644 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6644 Heres the link again http://www.reptilechannel.com/reptile-health/reptile-natural-artificial-light.aspx or its easy to find on the front page of my website, in Fri, 12 Jun 2009 19:00:01 GMT nino maida http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6643 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6643 I do not link to the article and can not find it on that site. -Nino ... [Non-text portions of this message have been removed] Fri, 12 Jun 2009 13:50:51 GMT bobmac@... http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6642 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6642 Thanks Darren, I would suggest that anyone with a site, link this article!! BM RUV From: UVB_Meter_Owners@yahoogroups.com Fri, 12 Jun 2009 13:36:54 GMT bobmac@... http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6641 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6641 In one study on UVB and decline in amphibians; six day period, when ambient UV-B levels were between 5 and 15 ìW/cm2. Choice tests were conducted for 39 adult Fri, 12 Jun 2009 10:20:46 GMT lilacdawndragon http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6640 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6640 Hi, everyone. I've just noticed that some important papers relating to UV in reptiles have been uploaded to our Files Section by Matt Goetz from the Durrell Fri, 12 Jun 2009 09:35:08 GMT tractorboydarren http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6639 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6639 For those that can not access the Reptiles Magazine and Frances Baines excellent article on lighting, it has now been published online: Thu, 28 May 2009 23:24:14 GMT lilacdawndragon http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6638 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6638 Yes, there's a small literature on the ability of birds to utilise UVB light to create vitamin D3. Perhaps the best research has been done with african grey Thu, 28 May 2009 00:43:36 GMT steve http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6637 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6637 I would assume those visible lamps read zero (000) on a model 6.2 UVB meter? If so - where do the "USCF" birdies get their solar UVB? Do they fly outdoors and Mon, 25 May 2009 18:29:08 GMT nino maida http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6636 http://pets.groups.yahoo.com/group/UVB_Meter_Owners/message/6636 The need for UV is not demonstrated by the chicken/starling armpit trick. I can, however, pass on the fact that at UCSF, the research birds are kept under