From: Mark Gilger 
Subject: Re: [drakelist] Blue filter gel (C-line)


http://www.wb4hfn.com/DrakeArticles/TechTips/DrakeResources.htm

Information on replacements can be found above.

Mark, WB0IQK


At 11:08 AM 2/27/04, Garey Barrell wrote:

>David -
>
>Lee Lighting (a theater lighting supply house) offers their number 172 gel 
>which is an exact color match to the original Drake filter.  It too is 
>thinner than the Drake stuff, but you have the white diffusion filter to 
>support it.  A 20 x 30" sheet was about $6 a year ago.
>
>The white filter also probably needs to be replaced.   The originals tend 
>to "yellow" after a while, giving the dial a green cast.  The hardware 
>store "For Sale" &c plastic signs have plenty of
"white space" on them and 
>most of them are made of a material very similar to the original Drake filter.
>
>Replacing the #47 bulbs with #755 bulbs gives approximately five times the 
>expected life.  They have slightly less light output, and don't 
>fade/yellow the filters as fast.
>
>Some have replaced the bulbs with LEDs, but I haven't seen a good color 
>match yet, and they tend to "hot spot" (bright spot in the
center) the dial.
>
>73, Garey - K4OAH
>Atlanta
>
>
>David Austin wrote:
>
>>Just trying to get hold of some new filter gel for the displays on my 
>>C-line. A previous posting suggested that Drake actually used a Rosco 
>>filter material known as Roscolene #853. I have been in touch with Rosco 
>>(UK) and they say this is a discontinued gel series. Does anyone know of 
>>a source of the original Roscolene #853, or if not, the nearest 
>>equivalent gel in one of Rosco's (or other manufacturer's) current range? 
>>Rosco tell me that there is no direct equivalent, but someone else may 
>>know of a satisfactory match?
>>
>>Thanks and 73
>>
>>David
>>G4GTP
>
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