Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems.

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Default 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?

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Default 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.


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Default 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



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Default 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?


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Default 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.




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Default 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".


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Default 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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