|[AMRadio] Slow scan tv|
qedconsultants at embarqmail.com
Wed Dec 28 05:32:53 EST 2011
Yep, I bet that is what it is, very noisy. When I listen to them they talk
about sending pictures. I also thought it was 3710, but they appear to
transmit SSB ( voice) on 3713 or so. I did not cal the R390a, but it
should be close. They usually run about 20 over s9 here in central Ohio.
----- Original Message -----
From: "John Tate" <johndtate at post.com>
To: "Discussion of AM Radio in the Amateur Service"
<amradio at mailman.qth.net>
Sent: Wednesday, December 28, 2011 12:12 AM
Subject: Re: [AMRadio] Slow scan tv
> It's Digital SSTV. They use a computer program called Easy Pal. It's
> actually pretty neat in that you get a high-def image without noise in it
> like analog SSTV. It's perfectly legal in the phone and image bands.
> It is NOT LEGAL for them to transmit when the frequency is in use however.
> Here's one page about Digtial SSTV
> 73 John
> ----- Original Message -----
> From: Don Cunningham
> Sent: 12/27/11 10:38 PM
> To: Discussion of AM Radio in the Amateur Service
> Subject: Re: [AMRadio] Slow scan tv
> Bernie, I haven't heard that on 75M yet, but have heard the noise on other
> bands. They don't talk much with it, like they used to with the old analog
> SSTV, so it's hard to know who they are. I guess they think the ID on the
> mode is enough, and I guess FCC says so too, not like the CW id of old. I
> haven't tuned any of it in yet, but any sound card program lets you look
> in, at least it did. I'm not up on the "new" digital stuff, but that's
> what your racket sounds like. Just like much of society today, good
> manners seem to be less and less on our bands. I'm sorry to need to say
> that. 73, Don, WB5HAK
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