Voltage & Current..

From: Dwight K. Elvey <dwight.elvey_at_amd.com>
Date: Thu Jan 29 17:46:56 2004

Hi
 Ordinary glass glows a little redish yellow in a dark room,
when melted. Quartz glass if definitely white hot, when
melted. I don't think they are using quartz glass for neon
signs, though.
Dwight


>From: "Teo Zenios" <teoz_at_neo.rr.com>
>
>
>----- Original Message -----
>From: "Joe R." <rigdonj_at_cfl.rr.com>
>To: "General Discussion: On-Topic and Off-Topic Posts"
><cctalk_at_classiccmp.org>
>Sent: Thursday, January 29, 2004 4:18 PM
>Subject: RE: Voltage & Current..
>
>
>> At 12:02 PM 1/29/04 -0800, you wrote:
>> >> > I think perhaps it's best for Lyos to maintain his present beliefs
>about
>> >> > voltage and current. Over time I'm sure he'll collect more empirical
>> >> > data to either confirm or deny his hypothesis (though quite likely at
>> >> > some cost if he's as stubborn in his beliefs as I suspect the case to
>> >> > be).
>> >On Thu, 29 Jan 2004, Gordon JC Pearce wrote:
>> >> In other words, blows himself up with a 3kV-to-240v electricity pole
>> >> transformer?
>> >
>> >Would that damage the transformer? (how many amps are those?)
>>
>> I believe that they're AT LEAST 1 Amp ON THE 3kV SIDE! The neon sign
>> manufacturer's use them to step the 240 back up to 2 or 3 kV at 1 Amp to
>> burn the gasses out of the glass walls of tubes that they use to make neon
>> signs with. They run them at ~1 Amp for 24 hours and the tubes are almost
>> white hot.
>>
>> Joe
>>
>Funny, All the glass/quarts tubes I have seen don't glow any color even when
>melting.
>
>
>
>
Received on Thu Jan 29 2004 - 17:46:56 GMT