[amsat-bb] Re: ISS HamTV Frequencies
emanuele.dandria at amsat.it
Mon May 13 00:16:54 PDT 2013
HAMTV equipment will be delivered to the ISS in August (TBC) by the
Japanese HTV-4 cargo.
You can check on the web the exact date.
Then we will start the commissioning soon and we will start the
transmissions soon after.
Information on the transmission plan will be delivered on this BB.
Il 13/05/2013 2.03, Farrell Winder ha scritto:
> Dear Emanuele,
> Thanks for the detailed information on the HAMTV stream. Is the
> DTV-S equipment aboard the ISS now complete and ready to start
> Is there a target date as to when 2.4 GHz transmissions might begin?
> Thanks for any information.
> Farrell Winder, W8ZCF
> Cincinnati, Ohio, USA
> From: "I0ELE" <emanuele.dandria at amsat.it>
> Sent: Sunday, May 12, 2013 6:32 PM
> To: "Greg D" <ko6th.greg at gmail.com>
> Cc: <amsat-bb at amsat.org>
> Subject: [amsat-bb] Re: ISS HamTV Frequencies
>> HAMTV stream will be transmitted at 1.3 MSym/s or at 2.0 MSym/s.
>> Technical specs of the set-top box indicate the range of the decoded
>> stream. Generally this range is from 2 to 45 MSym/s, therefore if you
>> need to buy it, you should select one that can guarantee a range from
>> 1 to 45 MSym/s.
>> Emanuele I0ELE
>> Il 13/05/2013 0.15, Greg D ha scritto:
>>> For the digital TV challenged, what means "Any DVB-S Decoder which
>>> can decode a 1.3 MSym/s TV signal"? How would I know if I have such
>>> a thing, or what I would need to get if I don't.
>>> Greg KO6TH
>>> I0ELE wrote:
>>>> You can find the nominal link budget on
>>>> http://www.amsat.it/HAMTV_Link-budget-IARU.pdf and all the relevant
>>>> information http://www.amsat.it/Amsat-Italia_HamTV_brochure.pdf.
>>>> * Recommended Antenna gain > 25 dB
>>>> * RHCP
>>>> * Low noise down converter i.e. Kuhne LNC 25 or LNC 25 TM NF 0.7 dB
>>>> * Any DVB-S Decoder which can decode a 1.3 MSym/s TV signal
>>>> 73, Emanuele, I0ELE
>>>> President AMSAT Italia
>>>> Sent via AMSAT-BB at amsat.org. Opinions expressed are those of the
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