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Article #18137Re: exciting neon lamps
From: Tom Bruhns
Date: Wed, 14 Oct 1987 21:13
Date: Wed, 14 Oct 1987 21:13
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Related, but not a direct answer to the question: Quite a while ago, I played around lighting a neon light (little NE-2 type) by putting it in the tank circuit of an RF power amplifier. Acutally, it was a frequency multiplier chain, so you could get something like 10 MHz, 20 MHz, 40 MHz, 80 MHz and 160 MHz. As I recall, at the lower frequencies, it glowed the usual orange. As you put it into higher-frequency tanks, it glowed more and more purple! Very pretty. Never looked at the optical spectrum, even though I was in a chemical spectroscopy lab at the time. (Yes, it's easy to excite neon by putting it in a moderatly strong RF field.) Tom Bruhns uucp: !hplabs!hplsla!tomb
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Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: arc1-ca.pugleaf.net!utzoo!mnetor!uunet!husc6!cmcl2!rutgers!mit-eddie!uw-beaver!tikal!hplsla!tomb From: tomb@hplsla.HP.COM (Tom Bruhns) Newsgroups: sci.electronics Subject: Re: exciting neon lamps Message-ID: <5170003@hplsla.HP.COM> Date: Wed, 14-Oct-87 17:13:06 EDT Article-I.D.: hplsla.5170003 Posted: Wed Oct 14 17:13:06 1987 Date-Received: Fri, 16-Oct-87 07:20:21 EDT References: <2038@sfsup.UUCP> Organization: HP Lake Stevens, WA Lines: 14