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 <[email protected]>
Sent: Saturday, January 8, 2022 9:14 AM
To: [email protected]
Cc: AMSAT BB <[email protected]>
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 <[email protected]> wrote:

> 

> Great video John.

> 

> Thanks for sharing..

> 

> 

> Walter/K5WH

> 

> -----Original Message-----

> From: John Brier <[email protected]>

> Sent: Friday, January 7, 2022 9:29 PM

> To: AMSAT BB <[email protected]>

> 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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> 

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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/[email protected]

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