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  #1   Report Post  
Len Krauss
 
Posts: n/a
Default TV Tuner - External for WinXP

Thanks Doug. Can you suggest a discount source for that TV? Does it have
option to run on 120vac too?

--
Eliminate "ns" for email address.
"doug dotson" wrote in message
...
We have a Sharp 12V 10.5 LCD TV in our V-Berth. Works great! Has a remote,
also
you can mount it upsidedown and can program it to invert the image. Cable
ready and
we also have it connected to our DVD via direct video inputs.

Doug
s/v Callista

"Len Krauss" wrote in message
...
Thanks Al. I was afraid there might be such problems.

Another thing that could work for me, on the boat of course, is

12vdc/120vac
small-LCD-screen flat panel TV, cable ready. I've seen ads for one or

two,
but know nothing about them. If you or someone else can commnet pro or

con,
would appreciate it.

Thanks.

--
Eliminate "ns" for email address.

I tried the ATI TV Wonder(plugs into USB) with my HP notebook with XP
and couldn't get it to run right, kept crashing, so I took it back. I
have also been casually looking, but haven't seen anything XP
certified yet.

Al

"Len Krauss" wrote in message

...
Can anyone recommend a USB connected external TV Tuner, cable ready,

with
remote control for use with WinXP notebook PC?

Or not recommend, if there's one to steer clear of.

Thanks.







  #2   Report Post  
Steve
 
Posts: n/a
Default TV Tuner - External for WinXP

The Sharps come as 12 vdc but also have a wall wart for 110vac..

Steve

"Len Krauss" wrote in message
...
Thanks Doug. Can you suggest a discount source for that TV? Does it have
option to run on 120vac too?

--
Eliminate "ns" for email address.
"doug dotson" wrote in message
...
We have a Sharp 12V 10.5 LCD TV in our V-Berth. Works great! Has a

remote,
also
you can mount it upsidedown and can program it to invert the image.

Cable
ready and
we also have it connected to our DVD via direct video inputs.

Doug
s/v Callista

"Len Krauss" wrote in message
...
Thanks Al. I was afraid there might be such problems.

Another thing that could work for me, on the boat of course, is

12vdc/120vac
small-LCD-screen flat panel TV, cable ready. I've seen ads for one or

two,
but know nothing about them. If you or someone else can commnet pro or

con,
would appreciate it.

Thanks.

--
Eliminate "ns" for email address.

I tried the ATI TV Wonder(plugs into USB) with my HP notebook with

XP
and couldn't get it to run right, kept crashing, so I took it back.

I
have also been casually looking, but haven't seen anything XP
certified yet.

Al

"Len Krauss" wrote in message
...
Can anyone recommend a USB connected external TV Tuner, cable

ready,
with
remote control for use with WinXP notebook PC?

Or not recommend, if there's one to steer clear of.

Thanks.








  #3   Report Post  
Mark
 
Posts: n/a
Default TV Tuner - External for WinXP

small-LCD-screen flat panel TV, cable ready.

A much better option. The screen is optimized for a TV signal, and
has a much wider viewing angle. Some boat friends of mine went the
laptop TV card route, and were endlessly fighting over whose head got
to occupy the "sweet spot" in terms of viewing angle.

I have a Samsung 150mp and am very happy with it. Very electronically
quiet, doesn't foul up HF reception. Magnetically inert too. The
speakers are kinda tinny sounding, but a $10 set of computer speakers
produces "theater sound." Unlike a laptop there's no power hungry
Intel CPU, hard drives, etc.; it consumes only 35 watts, compared to
80 watts for my laptop. Also doubles as a monitor via a 15 pin cable,
but only 1024x768. Great way to play DVDs though.

It'll run on clean 12.3 volts +-5%, but high voltages will burn out
the flourescent tube system which lights the screen, because there's a
stepup transformer for it which overheats at high voltages. So, you
can get away running it on ship's 12 volts without a voltage
convertor-stabilizer thingie ($150), but not while charging or running
electrical equipment which introduces transients into your DC service
wiring. Best is to run it on AC thru an invertor, if 35watts is in
the high efficiency part of your invertor's power output curve.

Only caveat is small "wide screen" HDTV flat panels are just around
the corner, a normal aspect ratio flat screen TV is going to
obsolesce fairly quickly.
  #4   Report Post  
Meindert Sprang
 
Posts: n/a
Default TV Tuner - External for WinXP

"Mark" wrote in message
om...
small-LCD-screen flat panel TV, cable ready.


It'll run on clean 12.3 volts +-5%, but high voltages will burn out
the flourescent tube system which lights the screen, because there's a
stepup transformer for it which overheats at high voltages.


Indeed. Always use a 'whatever in' to 12V converter. I was involved on a
ship where 12 professional LCD touchscreens were installed. They were rated
for 24V and directly connected to the 24V power system (=batteries). Within
a few weeks, all monitor backlights failed. They couldn't stand the voltage
of a full battery (27-28V).

Meindert


  #5   Report Post  
doug dotson
 
Posts: n/a
Default TV Tuner - External for WinXP

I was concerned about overvoltage when we got ours. The specs
indicate a range of voltages that are accepted with the max up
around 15V. Since this unit is made to be installed in RVs and
vans etc, it is designed to handle varying voltages during charging,
etc. If my battery bank needed equilization, I'd make sure it
was disconnected.

Doug
s/v Callista

"Meindert Sprang" wrote in message
...
"Mark" wrote in message
om...
small-LCD-screen flat panel TV, cable ready.


It'll run on clean 12.3 volts +-5%, but high voltages will burn out
the flourescent tube system which lights the screen, because there's a
stepup transformer for it which overheats at high voltages.


Indeed. Always use a 'whatever in' to 12V converter. I was involved on a
ship where 12 professional LCD touchscreens were installed. They were

rated
for 24V and directly connected to the 24V power system (=batteries).

Within
a few weeks, all monitor backlights failed. They couldn't stand the

voltage
of a full battery (27-28V).

Meindert






  #6   Report Post  
Larry W4CSC
 
Posts: n/a
Default TV Tuner - External for WinXP

USB resources in your computer are not fast enough to provide good
full motion video to your PC and its monitor. That requires direct
memory access from the bus to the video card's memory, so the video
card must be plugged into one of your bus ports.

I've been using the Hauppauge WinTV card, here, for many years. It's
fully cable-ready and provides a dithered, high resolution analog
picture that doesn't suck up any system resources or slow down my
older 733 Mhz computer you can notice.

Even USB 2.0 is too slow, and even if you did get it working, you'd
have no other USB devices to use because it would suck up all the
system resources trying to keep up with the picture and the intense
data necessary for it.



On Fri, 12 Dec 2003 02:02:40 GMT, "Len Krauss"
wrote:

Can anyone recommend a USB connected external TV Tuner, cable ready, with
remote control for use with WinXP notebook PC?

Or not recommend, if there's one to steer clear of.

Thanks.

--
Eliminate "ns" for email address.



Larry W4CSC

NNNN

  #7   Report Post  
Meindert Sprang
 
Posts: n/a
Default TV Tuner - External for WinXP

"Larry W4CSC" wrote in message
...
USB resources in your computer are not fast enough to provide good
full motion video to your PC and its monitor. That requires direct
memory access from the bus to the video card's memory, so the video
card must be plugged into one of your bus ports.


I disagree with you Larry. Provided the video is sufficiently compressed,
enough bandwidth on the USB bus can be allocated for streaming video in TV
quality.

Even USB 2.0 is too slow,


No. USB 2.0 is 480Mbit/s while the FireWire bus, which is suitable for
top-notch studio quality is "only" 400Mbit/s

Regards,
Meindert


  #8   Report Post  
Larry W4CSC
 
Posts: n/a
Default TV Tuner - External for WinXP

Whoa, Sport! All you say is oh-so-true.....BUT THE DAMNED COMPUTER
ISN'T A CRAY! If you're jamming up the motherboard with ALL THAT
VIDEO DATA, it's slower than hell while that's going on.....

Now, if you plug in a bus TV card with DirectX access to the video
memory that DOESN'T hog the computer resources with all this video BS,
it uses no computer resouces you can detect.

If you think an external USB TV plugged into the NOTEBOOKS they're
talking about is gonna work great.....you must come from another
planet! Hell, notebooks are ALREADY bogged down. They're running
WinXP!



On Fri, 12 Dec 2003 16:06:18 +0100, "Meindert Sprang"
wrote:

"Larry W4CSC" wrote in message
...
USB resources in your computer are not fast enough to provide good
full motion video to your PC and its monitor. That requires direct
memory access from the bus to the video card's memory, so the video
card must be plugged into one of your bus ports.


I disagree with you Larry. Provided the video is sufficiently compressed,
enough bandwidth on the USB bus can be allocated for streaming video in TV
quality.

Even USB 2.0 is too slow,


No. USB 2.0 is 480Mbit/s while the FireWire bus, which is suitable for
top-notch studio quality is "only" 400Mbit/s

Regards,
Meindert



Larry W4CSC

NNNN

  #9   Report Post  
Meindert Sprang
 
Posts: n/a
Default TV Tuner - External for WinXP

"Larry W4CSC" wrote in message
...
Whoa, Sport! All you say is oh-so-true.....BUT THE DAMNED COMPUTER
ISN'T A CRAY! If you're jamming up the motherboard with ALL THAT
VIDEO DATA, it's slower than hell while that's going on.....


Mmmm, I can run a video clip on my rather slow computer (450MHz). The clip
is 352 x 288 pixels and runs at 25 frames/second. That is almost comparable
to normal TV.
And we've run some DirectX experiments here which gave full TV resolution at
over 100 frames/sec on a 700 MHz AMD.

Now, if you plug in a bus TV card with DirectX access to the video
memory that DOESN'T hog the computer resources with all this video BS,
it uses no computer resouces you can detect.


Oh I agree. I have run two framegrabbers simultaneously in one computer and
four wouldn't have been a problem too.

If you think an external USB TV plugged into the NOTEBOOKS they're
talking about is gonna work great.....you must come from another
planet! Hell, notebooks are ALREADY bogged down. They're running
WinXP!


I think the average notebook today is much faster than my computer here :-)

Meindert





On Fri, 12 Dec 2003 16:06:18 +0100, "Meindert Sprang"
wrote:

"Larry W4CSC" wrote in message
...
USB resources in your computer are not fast enough to provide good
full motion video to your PC and its monitor. That requires direct
memory access from the bus to the video card's memory, so the video
card must be plugged into one of your bus ports.


I disagree with you Larry. Provided the video is sufficiently compressed,
enough bandwidth on the USB bus can be allocated for streaming video in

TV
quality.

Even USB 2.0 is too slow,


No. USB 2.0 is 480Mbit/s while the FireWire bus, which is suitable for
top-notch studio quality is "only" 400Mbit/s

Regards,
Meindert



Larry W4CSC

NNNN



  #10   Report Post  
Mark
 
Posts: n/a
Default TV Tuner - External for WinXP

Even USB 2.0 is too slow,

No. USB 2.0 is 480Mbit/s while the FireWire bus,


Well, USB 1.0 is too slow, full screen was kinda blocky and bad sound sync.


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