Choke sizing

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coolyaar Power-User Join Date: Jul 2011 Posts: 286 Good Answers: 1	Choke sizing 01/04/2013 5:20 PM
	how do we calculate the size i.e inductance in henry of a choke used with lamps .e.g what mH inductor should be used with a 250watt metal halide flood lamp.tanx
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lyn Guru Join Date: Oct 2008 Posts: 42355 Good Answers: 1693	#1 Re: Choke sizing 01/04/2013 6:50 PM
	Look on the internet for free help in sizing these chokes. I quit using mH (milliHenrys) and went to hW (henWeighs) some time ago. That gives me a broader range of MushFactor (MF). tanx? What does "tanx" meen?
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JPool Guru Join Date: Apr 2012 Location: Detroit MI, USA Posts: 2496 Good Answers: 271	#2 In reply to #1 Re: Choke sizing 01/04/2013 7:22 PM
	tanx = __________________ How we deal with death is at least as important as how we deal with life. --CAPTAIN KIRK, Star Trek II: The Wrath of Khan
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lyn Guru Join Date: Oct 2008 Posts: 42355 Good Answers: 1693	#5 In reply to #2 Re: Choke sizing 01/05/2013 8:38 AM
	You're welcome.
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Fredski Guru Join Date: Feb 2011 Posts: 7025 Good Answers: 207	#3 Re: Choke sizing 01/04/2013 8:08 PM
	try this one
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Anonymous Poster #1	#4 Re: Choke sizing 01/04/2013 9:27 PM
	Any reason you can't find these on your own? Coil Inductance Calculator - 66pacific.com Inductance Calculator page - Technick.net Inductance Calculation Air Core Inductor Coil Inductance Calculator Single Layer Air Coil Inductance Calculator - Crystal Radios
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TonyS Guru Join Date: Aug 2010 Location: Resting under the Major Oak Posts: 4347 Good Answers: 181	#6 Re: Choke sizing 01/05/2013 5:32 PM
	If you can still breath, it's not tight (small) enough. __________________ The reports of my death are greatly exaggerated.
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PWSlack Guru Join Date: Jan 2007 Location: In the bothy, 7 chains down the line from Dodman's Lane level crossing, in the nation formerly known as Great Britain. Kettle's on. Posts: 32175 Good Answers: 839	#8 Re: Choke sizing 01/05/2013 6:20 PM
	Why calculate, when a simple telephone call to the manufacturer will reveal the correct OEM parts, and so many of them that they sell them just to get rid of them? __________________ "Did you get my e-mail?" - "The biggest problem in communication is the illusion that it has taken place" - George Bernard Shaw, 1856
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Anonymous Poster (2); Fredski (1); JPool (1); lyn (2); PWSlack (1); TonyS (1)

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