Digital BW, The Print

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.
> 
> 
> 
> 
> 
> 
> 
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