I just remembered seeing colored CFLs at Home Depot. I think yellow was in their batch.
Not cheap, though.
73
Jim N6OTQ
>________________________________
> From: Jim Hancock <jhancock1@...>
>To: homebrew_pcbs@yahoogroups.com
>Sent: Monday, July 22, 2013 7:06 PM
>Subject: Re: [Homebrew_PCBs] Yellow CFL bulb
>
>
>Probably not yellow glass but yellow phosphor coating. All fluorescent
>lamps work by using UV from a mercury vapor light source to excite a
>phosphor coating on the inside of the tube. Any missing phosphor will
>allow some UV to escape although most glass does block some UV rays.
>For what it's worth, Amazon has some 60 w bug lamps.
>
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