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-   -   Sony p/s noise in adjacent am rcvr (https://www.diybanter.com/electronics-repair/220396-sony-p-s-noise-adjacent-am-rcvr.html)

PizzaFoundry November 9th 07 06:55 AM

Sony p/s noise in adjacent am rcvr
 
KV27V26 with Bose Wave radio sitting on top... when Sony is off, in
standby, Bose receives severe heterodynes on lower AM sigs.
Interference is warbly, wandering, varies with small line voltage
fluctuations, but generally is overbearing warble sound on top of am
signal. Definitely the Sony, as unplugging it's power removes the
problem.

Bad cap no doubt... but where?


Mark D. Zacharias[_2_] November 9th 07 01:07 PM

Sony p/s noise in adjacent am rcvr
 

"PizzaFoundry" wrote in message
ups.com...
KV27V26 with Bose Wave radio sitting on top... when Sony is off, in
standby, Bose receives severe heterodynes on lower AM sigs.
Interference is warbly, wandering, varies with small line voltage
fluctuations, but generally is overbearing warble sound on top of am
signal. Definitely the Sony, as unplugging it's power removes the
problem.

Bad cap no doubt... but where?


May actually be fairly normal for this switchmode power circuit to interfere
with a nearby AM radio. You may need to reposition or re-orient the radio.

Mark Z.



William Sommerwerck November 9th 07 02:06 PM

Sony p/s noise in adjacent am rcvr
 
As the award-winning Bose Wave Radio provides rich, room-filling sound
anywhere... Why not just relocate it?

-- The Lady from Philadelphia




JANA November 10th 07 08:06 AM

Sony p/s noise in adjacent am rcvr
 
The effect that you are having from the TV set is normal. It's time to
re-locate the radio. Make sure it is more than about 5 feet from the TV set.

--

JANA
_____


"PizzaFoundry" wrote in message
ups.com...
KV27V26 with Bose Wave radio sitting on top... when Sony is off, in
standby, Bose receives severe heterodynes on lower AM sigs.
Interference is warbly, wandering, varies with small line voltage
fluctuations, but generally is overbearing warble sound on top of am
signal. Definitely the Sony, as unplugging it's power removes the
problem.

Bad cap no doubt... but where?



Mark D. Zacharias[_2_] November 10th 07 11:40 AM

Sony p/s noise in adjacent am rcvr
 

"William Sommerwerck" wrote in message
. ..
As the award-winning Bose Wave Radio provides rich, room-filling sound
anywhere... Why not just relocate it?

-- The Lady from Philadelphia




I love it!

ROTFLMAO!


Mark Z.



William Sommerwerck November 10th 07 12:49 PM

Sony p/s noise in adjacent am rcvr
 
As the award-winning Bose Wave Radio provides rich, room-filling
sound anywhere... Why not just relocate it?


-- The Lady from Philadelphia



I love it!
ROTFLMAO!
Mark Z.



Thanks for your appreciation. I was, of course, poking at Bose, and to a
lesser extent, at the people I'd recently had a flap with other Bose's
marketing and advertising.

I assume you're not familiar with "The Lady from Philadelphia". This is a
reference to Lucretia Peabody Hale's "Peterkin" stories of more than a
century ago. The Peterkins were not very bright, and sometimes took their
trivial problems to the (unnamed) "Lady from Philadelphia", whom they
considered very intelligent. She invariably offered a simple solution that
anyone with the least bit of common sense should have seen for themselves.

http://books.google.com/books?id=How...mbnail#PPA7,M1

http://www.amazon.com/Peterkin-Paper.../dp/031211382X

http://www.gutenberg.org/dirs/etext02/petpa10.txt

My favorite is "The Lady Who Put Salt in Her Coffee".



Mark D. Zacharias[_2_] November 10th 07 08:47 PM

Sony p/s noise in adjacent am rcvr
 

"Meat Plow" wrote in message
...
On Sat, 10 Nov 2007 05:40:54 -0600, Mark D. Zacharias wrote:


"William Sommerwerck" wrote in message
. ..
As the award-winning Bose Wave Radio provides rich, room-filling sound
anywhere... Why not just relocate it?

-- The Lady from Philadelphia




I love it!

ROTFLMAO!



Don't get him going again.


I know, and Geoff is a friend of mine here on the group - but it was still
quite funny.

mz




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