Re: ARLA/CLUSTER: Primeiro contacto no modo digital OPERA via satélite geoestacionário Es'hail-2 / QO 100

[Miguel Pelicano]

O Luis, EA5DOM e o Iban, EB3FRN, estarão em Guadarrama este fim de semana.
Talvez se coloque em funcionamento uma estação portátil para o QO
100... Apareçam!!

https://micromeet.org

73`s Miguel
CT1BYM




João Costa > CT1FBF <ct1fbf  gmail.com> escreveu no dia segunda, 18/02/2019
à (s) 18:30:

> Digital mode OPERA used on Es'hail-2
>
> *Luis EA5DOM* and *Iban EB3FRN* have successfully completed the first
> contact using OPERA via the Es'hail-2 / QO-100 geostationary satellite
>
> Graham G0NBD writes about the contact on Digital Radio groups.io:
>
> Interesting test by EA5DOM and EB3FRN after the successful EME tests, 3 cm
> and 24 GHz terrestial links over 200 miles plus range. The latest involves
> the newly released geostationary satellite.
>
> Spots showing for 23cm on the PSK Map and the OPERA data base are
> actually, dual band spots via the new Es’hail-2 satellite
>
> Luis reports excellent results using the op05 mode, probably the ideal
> satellite beacon mode, -20 db sensitivity, virtually zero bandwidth, and
> with 50% duty cycle, only 15 seconds of Carrier in the 30 second timeline,
> easy on the power budget, and a data decode, ADIF listed for DX hunters.
>
> See Digital Radio groups.io
> https://digitalradio.groups.io/g/main/topic/ea5dom_first_
> opera_over_the/29865875
>
> OPERA was developed by Jose EA5HVK and can be downloaded from
> https://rosmodem.wordpress.com/
>
> Es'hail-2 / Qatar OSCAR-100 web receiver now live
> https://amsat-uk.org/2019/02/10/qatar-oscar-100-web-receiver-now-live/
>
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>
>
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