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- From: kmarko@hpbs654.boi.hp.com (Kurt Marko)
- Subject: Re: Clean photocell light switch
- Message-ID: <BxxB7H.JpD@hpbs654.boi.hp.com>
- Date: Wed, 18 Nov 1992 17:57:16 GMT
- References: <aRFeuB1w165w@seanews.akita.com> <MJOHNSTO.92Nov18085650@jenny.shearson.com>
- Organization: Hewlett-Packard / Boise, Idaho
- Lines: 18
-
- In article > mjohnsto@jenny.shearson.com (Mike Johnston) writes:
- >
- > The switch produces a very strong, raucous square wave buzz
- > through the entire Long/Medium Wave spectrum, with sporadic
- > harmonics all over the Shortwave spectrum. I can pick the RFI up
- > anywhere on my property with a portable receiver, and on the
- > tuned dipole I use for most hamming/swling.
- >
- >I have the same problem with a halogen living room lamp. The only
- >way I can do any DX'ing in these bands is to the light completely
- >off. Even if I'm in another room or on the other side of the house
-
- Yes, please post any solutions you come up with. These Halogen lamps
- that use pots for variable intensity are very noisy. I've found that
- I have to use the light, I must turn it all the way on, because with
- an intermediate setting, the RFI is unbearable.
-
- Kurt Marko
-