I want to echo Bill's thanks. I posted my first inquiry re this topic two days ago and WOW! What a great response. I'm trying to digest all the "electrical speak" and hope to build a reliable source within which to preview/view my B&W (some color) ink jet prints. Many thanks to all who helped (and of course to the administrators). King --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Bill Morse <whm.lists@v...> wrote: > > Hi Joseph- > Thanks so much for the great info (are these lists cool or what?) > > Bill > > on 1/10/06 10:13 AM, koloshor wrote: > > > --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Bill Morse > > <whm.lists@v...> wrote: > >> > > >> > Koloshor: (Is that your name?) > > > > Hi Bill. Joseph is my name. Koloshor is a title, something to do with > > saving the universe a while back. > > > >> > What are the 2 bulb ballasts and other 100% ballast factor ballasts > > that you > >> > know of? > > > > Tridonic makes a wonderful $70 2 bulb ballast (can't remember the > > number, and the Tridonic website is a mess) that are programmable, so > > you can view your work under a variety of conditions. They were a > > really great ballast, performance wise, but I got rid of mine because > > they jammed half the remote control devices in the house. > > > > Advance makes a good $40 ballast. If you're an international traveler, > > their Centium ballasts run on anything from 110-277v, 50-400Hz. > > > > RCN-3P32-SC drives a pair of 32W T8 to 102% > > RCN-4P32-SC drives three 32W T8 to 100% > > > > ICN-3P32-SC and ICN-4P32-SC can do the same trick, but are dimmable. > > About $7 per ballast. > > > > Howard Industries (availaible in single units at bulbs.com)has > > several, and they're actually quite reasonable, about $20 for a 3 bulb > > ballast. > > > > The high drive ballasts are their EH series. You probably don't want > > those, they are 114% ballast factor, and your bulbs will definitely be > > off color and CRI. > > > > It's probably better to use the standard ballasts, with less bulbs. > > Use a single bulb on an E2 two bulb ballast, two bulbs on an E3 three > > bulb ballast, etc. Howard specs them to work that way. > > > > E2/32IS-120 will drive a single 32 watt T8 to 102%. > > E3/32IS-120 will drive two 32 watt T8 to 103%. > > E4/32IS-120 will drive three 32 watt T8 to 98%. > > > > The Howards have to be bought in either a 110 or 220 version, you > > can't just jump from country to country with them. On the other hand, > > they are current regulated, they will also drive shorter or longer T-8 > > bulbs, from 2 foot 17 watt to 5 foot 40 watt. > > > > > > > > > > > > > > > > Please visit the Group Homepage to check the Files, and other resources as > > they are often being updated. > > > > http://groups.yahoo.com/group/DigitalBlackandWhiteThePrint > > > > If you wish to receive no emails or just a daily digest, or you wish to > > unsubscribe, please edit your Membership preferences by visiting this same > > page. > > > > Please follow these basic guidelines: > > - As threads develop, trim off excess portions of earlier messages to keep > > them short. > > - Good manners are required at all time. No personal attacks or flames. > > Hostile, aggressive or argumentative users may be removed from the membership > > without notice. > > - Keep your posts and threads related to the group topic of digital B&W > > printing. Users who persistently make off-topic posts may be removed from the > > membership. > > - By posting on this forum you agree to abide by the group rules and > > guidelines, and to abide by the actions and decisions of the group Owner and > > Moderators. See "Group Topic, Rules and Guidelines" in the Files section: > > http://groups.yahoo.com/group/DigitalBlackandWhiteThePrint/files/ > > > > BY PARTICIPATING IN AND/OR POSTING MESSAGES TO THE DIGITAL BW, THE PRINT > > YAHOO! 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Message
Re: Light Source for Print Viewing Theater
2006-01-10 by kingdex1
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