[TechAssist] Re: HDTV signal generator discussion
- From: Philip Bader <tjanphyl@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Mon, 23 Jun 2003 11:31:45 -0400
Leonard, Couldn't you use a HDTV type DVD player with the DVD Test Disc
patterns we have been discussing to generate a HDTV signal with
patterns?
I assume the HDTV DVD would soon become reasonably priced.This would be
a good HDTV signal source for testing without an expensive sig-gen..
Phil Bader
Leonard Caillouet wrote:
>
> Last night (June 19, 2003) there was a discussion in the chat room about
> HDTV signal generators. Basically, most techs here seem to be waiting until
> there is a greater need and for prices to drop. Everyone seems to have a
> hard time justifying new test equipment in such tight times. Most of us are
> getting by without HD generators for now. The possibilities discussed
> included the Sencore, Tek, Leader but all are pretty pricy. The Sencore
> seems to be pretty well thought out for our purposes but I find a serious
> limitation in not having IEE1394 and DTV outputs.
>
> The CMM generator was mentioned and is very inexpensive and probably the
> best, cheapest way for now to get easy access to HD signals.
>
> Other possibilities are HD PC cards which I have links to below. This is a
> less expensive option but the bulk of a PC makes it impractical for field
> service, as none of these are useful with a notebook PC.
>
> None of these have RF generation of ATSC signals, just component or RGB
> signals. Sencore does have this available in other units, however. I
> suspect that most of the digital tuners will not be field serviced for quite
> some time, if ever, so this is not likely a factor.
>
> Another coming technology that will impact our decisions is HD DVD. Some of
> these are expected to hit the US market next year. I have heard they are
> available in Japan now.
>
> For now I will continue to use NTSC signals and progressive scan DVDs and
> outputs from HD sat receivers for signal sources. The new digital Video
> Essentials DVD is supposed to be out by August and has a great set of
> patterns on it.
>
> http://www.sencore.com/products/vp300.htm
> http://www.cmmchecker.com/htdocs/checkertvhd.htm
>
> http://www.pc-dtv.com/homepage.html
> http://www.telemann.com/products/dtv200.html
> http://www.hdtv-authority.com/myhd_1.htm
>
> Leonard Caillouet
> Electronics World
> Gainesville, FL
>
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
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