----- HDTV Magazine Tips List -----
Thanks Joe and Bill, will try your suggestion. I haven't seen the box in
ten to fifteen years and don't remember a strap. It is a SW12 II.
Hugh
----- Original Message -----
From: "Bill Tilghman" <
[email protected]>
To: "HDTV Magazine" <
[email protected]>
Sent: Wednesday, November 09, 2005 12:02 PM
Subject: Re: Off Topic.........SubWoofer Noise
> ----- HDTV Magazine Tips List -----
>
> Use a "cheater" plug. Should solve the problem.
>
> Bill T.
>
>
>
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Brad J Krehbiel
> Sent: Wednesday, November 09, 2005 11:14 AM
> To: HDTV Magazine
> Subject: Re: Off Topic.........SubWoofer Noise
>
> ----- HDTV Magazine Tips List -----
>
>
> Hugh,
> This sure sounds (!) like a ground loop issue to me. Are the subwoofer
> and
> receiver connected to the same or different circuits? Do both receptacles
> have good ground connections? Are both receptacles connected to the same
> power panel? If possible, connect a voltmeter across the two ground pin
> sockets and see if there is any voltage at all present. It should be
> zero,
> but could be as much as a volt or two, worst case. Another thing you
> could
> try as a test is to run an extension cord from the sub back to the same
> receptacle the receiver is plugged into.
>
> Ideally, all connected components should have the same equipment ground
> reference point. If they don't, you're going to have hum someplace.
> Hope this helps.
>
> Brad
>
> Brad Krehbiel, PE
> Crown Center Redevelopment Corp.
> Phone: 816-274-8564
> Fax: 816-274-4567
>
>
>
> "Anthony Rizzuto"
> <arizzuto@fxbuilt
> .com> To
> Sent by: "HDTV "HDTV Magazine"
> Magazine" <
[email protected]>
> <hdtvmagazine_tip cc
>
[email protected]>
> Subject
> Re: Off Topic.........SubWoofer
> 11/09/2005 09:59 Noise
> AM
>
>
> Please respond to
> "HDTV Magazine"
> <hdtvmagazine_tip
>
[email protected]>
>
>
>
>
>
>
> ----- HDTV Magazine Tips List -----
>
> It's quite possible. How old is the cable? I always look for the lowest
> common denominator.
>
> Anthony R.
> Orlando, FL
>
> -----Original Message-----
> From: HDTV Magazine On Behalf Of
> Hugh Campbell
> Sent: Wednesday, November 09, 2005 10:37 AM
> To: HDTV Magazine
> Subject: Off Topic.........SubWoofer Noise
>
>
> ----- HDTV Magazine Tips List -----
>
> I have an old Klipsch powered subwoofer and when everything is turned off
> the sub gives off a loud hum. I am using my Denon 4802 as a preamp with
> one
> cable running from the Denon to my sub. When I remove the cable from the
> sub the noise disappears. Any chance this is just the subs problem?
>
> Hugh
>
>
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