[RFI] Help with a noisy touch lamp
kd4e
doc at kd4e.com
Sun Jul 26 19:02:14 PDT 2009
Here is the ARRL tech info:
http://www.arrl.org/tis/info/rfilamps.html
Here are a couple of others:
http://www.repairfaq.org/REPAIR/F_appfaq6.html
http://www.dxzone.com/catalog/Technical_Reference/Radio_Frequency_Interference/
I found these using the http://ixquick.com search engine.
Google is too invasive and liberal, Ixquick doesn't track
your searches. Be sure to click on My Settings for ixquick
and choose Express instead of the generic setting.
HTH ... doc
> Thanks for the advice and for passing my post on to the
> rfi list.
>
> I'll try the toroid idea. I'm not able to do my own work
> on the circuit board, so that'll have to wait until I can
> get some good assistance.
>
> 73
>
> Ron N6MSA Clearwater, FL
>
> -----Original Message----- From: kd4e <doc at kd4e.com>
> Sent: Sunday, July 26, 2009 11:20 AM To:
> CARSHamRadio at googlegroups.com; RFI List
> <rfi at contesting.com> Subject: [CARSHamRadio] Re: Help
> with a noisy touch lamp
>
>
> Ron,
>
> I took the liberty of copying your post to the RFI list.
> Very knowlegeable and helpful Hams there.
>
> My recollection is that touch-lamps have always been a
> nightmare for RFI. I don't know that there is a cure.
>
> You might try several turns of the AC cord around a
> toroid and maybe some bypass caps on the circuit board.
>
> The problem is that the circuit uses the metal base of
> the lamp as a form of capacitive "antenna", making it
> difficult to tame the beast without disabling the "touch"
> feature of the lamp.
>
> BTW: Have you tried a http://ixquick.com or
> http://clusty.com search? You might include QST in your
> search as someone may have sent them a cure to publish.
>
> HTH ... doc
>
>
>> Hey everyone, I need some advice. I've got a touch lamp
>> in our living room which emits broadband noise all
>> across the mf and hf spectrum (probably higher but I
>> haven't checked). Can anyone give me advice on how to
>> make this lamp rf quiet so that it doesn't bother my
>> tabletop receiver?
>>
>> Thanks
>>
>> 73
>>
>> Ron Miller N6MSA Clearwater, FL
>
--
Thanks! & 73, doc, KD4E
FS/Swap/Wanted: http://kd4e.com/swapn.html
Free OS : http://www.PuppyLinux.com
Personal: http://kd4e.com
|_|___|_|
| | & | |
/\ {|
/ \ {|
/ \ {|
/ @ \ {|
| |~_|~~~~|
| -| | |
============\ # KD4E
Have an http://ultrafidian.com day!
More information about the RFI
mailing list