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Audio > Audio Technology > Re: IR remote e...
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Re: IR remote extenders

by "Soundhaspriority" <nowhere@[EMAIL PROTECTED] > May 7, 2008 at 10:48 AM

"Chris Hornbeck" <chrishornbeckremovethis@[EMAIL PROTECTED]
> wrote in message 
news:g44224t4voqne53db56c4u5nhmr3dv9l0l@[EMAIL PROTECTED]
> On Mon, 5 May 2008 22:26:41 -0400, "Soundhaspriority"
> <nowhere@[EMAIL PROTECTED]
> wrote:
>
>>      After living without a TV in my HT setup, I broke down and bought
a
>>flat panel Philips. The Yamaha RXV1 is left and slightly behind my
viewing
>>chair. There are a lot of problems to knock down:
>>
>>1. The Philips sits on the floor, and the IR eye has a rather narrow
angle
>>of acceptance. I use a Sony MX-3000 touchscreen remote, which has a 
>>passive
>>matrix LCD display. To read the screen, I'm inclined to tilt the remote
up
>>and miss the Philips.
>>
>>2. The Yamaha is out of the sightline.
>>
>>3. An open-angle IR emitter within range of the Yamaha would very likely
>>cause feedback in the IR extender's receiver.
>>
>>4. The Philips, like many flat panels, interferes with IR repeaters in
an
>>amazing way. In an experiment with an X-10 transmitter pyramid placed 
>>behind
>>and above the Philips, the Philips somehow caused the transmitter to
>>oscillate, even when there were no X-10 receivers plugged in!
>>
>>The obvious solution would be a Pronto. But that little gadget, in
>>combination with the RF repeater, would cost more than the whole TV!
>
> Xantech makes "special" IR receivers intended for operation
> near giant noise sources (like modern TV's!) but they have
> comparatively narrow angles of acceptance. 45 degrees is
> a number you'll hear, and come to believe...
>
> Niles says that all their current stuff is "plasma/LCD friendly"
> but some issues of interference are pretty fundamental. The TV's
> radiate amazing amounts of both RF and IR crap, and anybody
> nearby has to deal with it.
>
> One obvious solution is to remote the IR receiver and to then
> have it be the *only* IR receiver, masking all room IR from the
> devices' IR inputs, and allowing only repeated IR into each.
> This can work well if an appropriate and intuitive IR receiving
> location is available. Ceilings or other high locations
> seem to be often successful, and are a treat to use.

I agree. Pronto et al., but price is the problem.
>
> Another, but maybe too elaborate, solution is a modern universal
> remote that can communicate with a (proprietary) RF base. Some
> siting isses can still arise; the RF base probably won't like to
> sit near a cable box or a DVD player (although the newest
> generations of RF bases are *much* improved). But all issues of
> ambient lighting are removed, and there's "no pointing", itself a
> small joy in operation.
>
That would be the Pronto et al. The obstacle here is price: the Philips 
"perfect pixel 47" 1080p set  cost "only" $1365 through Buy.com. It just 
goes against my nature to pay the same for something much less central. It

certainly would be a delight to have complete low level authoring control
of 
the screen appearance. And a modern TFT screen would eliminate the viewing

angle dilemma.
>
> This is an increasingly im****tant part of my current day-gig,
> and I'm finding that the tactile and ergo parts are the most
> im****tant to the homeowners who pay for my daily gruel, so
> my emphasis is increasingly on learning what questions to
> ask, and how to ask 'em. A tool that is used several hours
> every day of somebody's life is a big responsibility, so a
> certain effort both upfront and in follow-up is worthwhile.
>
> Never tried to do it over the interent though...    So...
> How married are ye to the Sony remote? More to follow...
>
I'm not enthralled by it, although the physical quality of the thing is
very 
impressive. I find it more usable than an RCA 815 backlit universal,
because 
the Sony labels are visible in the dark. With the 815, only the label on
the 
key itself is visible. I considered a PDA based alternative, but PDA 
screens, being pressure sensitive, are not made of glass, which makes them

undurable when direct finger press is used. And a stylus in the dark --  
forget it.

>
> Much thanks, as always,
>
And thanks to you,
Bob Morein
(310) 237-6511
 




 16 Posts in Topic:
IR remote extenders
"Soundhaspriority&qu  2008-05-04 14:25:41 
Re: IR remote extenders
"WindsorFox<SS>  2008-05-04 17:25:08 
Re: IR remote extenders
"Trevor Wilson"  2008-05-05 09:21:10 
Re: IR remote extenders
"Soundhaspriority&qu  2008-05-04 23:40:10 
Re: IR remote extenders
Chris Hornbeck <chrish  2008-05-05 03:58:22 
Re: IR remote extenders
"Soundhaspriority&qu  2008-05-05 22:26:41 
Re: IR remote extenders
Chris Hornbeck <chrish  2008-05-07 02:47:31 
Re: IR remote extenders
"Soundhaspriority&qu  2008-05-07 10:48:52 
Re: IR remote extenders
Chris Hornbeck <chrish  2008-05-07 23:53:58 
Re: IR remote extenders
"Soundhaspriority&qu  2008-05-07 21:48:57 
Re: IR remote extenders
Chris Hornbeck <chrish  2008-05-08 04:51:53 
Re: IR remote extenders
"Soundhaspriority&qu  2008-05-08 02:07:38 
Re: IR remote extenders
"Trevor Wilson"  2008-05-05 15:13:39 
Re: IR remote extenders
"Soundhaspriority&qu  2008-05-05 22:30:51 
Re: IR remote extenders
"Trevor Wilson"  2008-05-07 05:31:25 
Re: IR remote extenders
"Soundhaspriority&qu  2008-05-06 20:36:20 

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tan13V112 Wed Jul 9 7:52:53 CDT 2008.