Yeppers,
I am there all the time.
I'm sure we'll catch up there soon, or on one of the many birds as well. 😊
Walter/K5WH
-----Original Message-----
From: John Brier <johnbrier@gmail.com>
Sent: Saturday, January 8, 2022 9:14 AM
To: walterh@k5wh.net
Cc: AMSAT BB <amsat-bb@amsat.org>
Subject: [AMSAT-BB] Re: [Video] New linear satellite HO-113 and its issues
Thanks, Walter!
I recognize your callsign from the AMSAT Brandmeister DMR node, which I've recently started monitoring.
73, John Brier KG4AKV
On Fri, Jan 7, 2022 at 11:46 PM <walterh@k5wh.net> wrote:
>
> Great video John.
>
> Thanks for sharing..
>
>
> Walter/K5WH
>
> -----Original Message-----
> From: John Brier <johnbrier@gmail.com>
> Sent: Friday, January 7, 2022 9:29 PM
> To: AMSAT BB <amsat-bb@amsat.org>
> Subject: [AMSAT-BB] [Video] New linear satellite HO-113 and its issues
>
> Watch me work this new linear satellite HO-113 / XW-3 and talk about
> some of its issues so you can learn how to work it successfully
> despite those issues.
>
> https://youtu.be/NglO_WJ2hhc
>
> 00:00 My setup
> 00:48 Demonstration
> 03:44 Background on HO-113
> 04:41 weak downlink, high SWR?
> 06:03 Real reasons for weak downlink
> 06:48 Deaf receiver
> 07:28 Noisy passband
>
> On December 25th, while most of the space community was excitedly
> discussing the James Webb Space Telescope (JWST) launch of that
> morning, the amateur radio satellite community was also anticipating
> their own new satellite launching that evening.
>
> On December 26th at 03:11 UTC, XW-3 (CAS-9), was launched on a CZ-4C
> launch vehicle from the Taiyuan Satellite Launch Center in China,
> piggybacked with the ZY-1(02E) earth observation satellite.
>
> XW-3 was designated HO-113 by AMSAT a few days after launch.
>
> Transponder passband frequency table for printing:
>
> https://www.dropbox.com/s/0tsrxs2l2lzr1ix/HO-113_frequency_table.pdf?d
> l=0
>
> XW-3 user manual:
> https://www.amsat.org/wordpress/wp-content/uploads/2021/12/XW-3_Amateu
> r_Radi
> o_Satellite_Users_Manual_V1.0.pdf
>
> This video was based on this article:
>
> https://spacecomms.wordpress.com/2022/01/02/new-chinese-linear-satelli
> te-xw-
> 3-and-its-issues/
>
>
> 73, John Brier KG4AKV
>
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-----------------------------------------------------------
Sent via AMSAT-BB(a)amsat.org. AMSAT-NA makes this open forum available to all interested persons worldwide without requiring membership. Opinions expressed are solely those of the author, and do not reflect the official views of AMSAT-NA.
Acceptable Use and Privacy Policies available at https://www.amsat.org/about-amsat/
View archives of this mailing list at
https://mailman.amsat.org/hyperkitty/list/amsat-bb@amsat.org
To unsubscribe send an email to amsat-bb-leave(a)amsat.org Manage all of your AMSAT-NA mailing list preferences at https://mailman.amsat.org