Groups
Groups
Sign in
Groups
Groups
Society of Amateur Radio Astronomers
Conversations
About
Send feedback
Help
Society of Amateur Radio Astronomers
1–30 of 5545
Mark all as read
Report group
0 selected
JERRY TAYLOR
, …
Stephen Arbogast
31
Apr 15
HI data interpretation help
Alex, By IF Averaging do you think the author may have incorrectly labeled his original software? I
unread,
HI data interpretation help
Alex, By IF Averaging do you think the author may have incorrectly labeled his original software? I
Apr 15
Stephen Arbogast
Apr 15
Doppler Tracking of Orion at DSES
Very cool! See https://dses.science/wp-content/uploads/Projects/Artemis-II/Doppler-Tracking-of-Orion.
unread,
Doppler Tracking of Orion at DSES
Very cool! See https://dses.science/wp-content/uploads/Projects/Artemis-II/Doppler-Tracking-of-Orion.
Apr 15
Marcus D. Leech
, …
Robert Brown
15
Apr 15
A horrible Flat-Earth book, by a horrible human being
You used a four-letter word..."test". It's almost as offensive as "fact". On
unread,
A horrible Flat-Earth book, by a horrible human being
You used a four-letter word..."test". It's almost as offensive as "fact". On
Apr 15
Eduard Mol
, …
Dimitry UA3AVR
9
Apr 15
New video about methanol maser observations
Nice video, Eduard ... congrats пятница, 10 апреля 2026 г. в 22:14:45 UTC+3, Eduard Mol: Hi all, Just
unread,
New video about methanol maser observations
Nice video, Eduard ... congrats пятница, 10 апреля 2026 г. в 22:14:45 UTC+3, Eduard Mol: Hi all, Just
Apr 15
Jason Burnfield
, …
Robert Hamers
9
Apr 14
5 days worth of drift scans on my 1.54 meter mini dish!
Here's a direct/scaled paste-in of the actual figure in the published paper with my 6 days of
unread,
5 days worth of drift scans on my 1.54 meter mini dish!
Here's a direct/scaled paste-in of the actual figure in the published paper with my 6 days of
Apr 14
Alex P
,
Jason Burnfield
3
Apr 14
"March Winds .. April Showers..." maybe its time for an Umbrella ? ( antenna )
BTW, I did build a 60" version, but as photo umbrellas are not proper parabolas, its performance
unread,
"March Winds .. April Showers..." maybe its time for an Umbrella ? ( antenna )
BTW, I did build a 60" version, but as photo umbrellas are not proper parabolas, its performance
Apr 14
Andrew Thornett
Apr 14
GNU Radio Video from 13/4/2026
Hi All, The video from last night's GNU Radio for Radio Astronomy meeting can be found on the
unread,
GNU Radio Video from 13/4/2026
Hi All, The video from last night's GNU Radio for Radio Astronomy meeting can be found on the
Apr 14
Ayushman Tripathi
, …
b alex pettit jr
55
Apr 13
First Drift Scan from my 2.4m Dish with Airspy Mini and VIRGO
Hi Alex, Yes! :) If it was too easy, then no fun 🙂 Thanks! Sent from my iPhone On 14 Apr 2026, at 01:
unread,
First Drift Scan from my 2.4m Dish with Airspy Mini and VIRGO
Hi Alex, Yes! :) If it was too easy, then no fun 🙂 Thanks! Sent from my iPhone On 14 Apr 2026, at 01:
Apr 13
Jim Brown
,
b alex pettit jr
4
Apr 13
AirSpy vs....
Yes, I calibrate all my spectrographs and SkyPipe. Quite familiar with it. JB On 4/13/2026 13:37,
unread,
AirSpy vs....
Yes, I calibrate all my spectrographs and SkyPipe. Quite familiar with it. JB On 4/13/2026 13:37,
Apr 13
Jason Burnfield
, …
shinichir...@gmail.com
11
Apr 13
4 days of m31 drift scans on my mini dish
Thank you for the information. This is really encouraging! On Monday, April 13, 2026 at 2:32:13 PM
unread,
4 days of m31 drift scans on my mini dish
Thank you for the information. This is really encouraging! On Monday, April 13, 2026 at 2:32:13 PM
Apr 13
Marcus D. Leech
Apr 12
Picking up Orion's ion trail
Anyone on here an avid enough meteor-forward-scatter observer to hear any chatter about possible
unread,
Picking up Orion's ion trail
Anyone on here an avid enough meteor-forward-scatter observer to hear any chatter about possible
Apr 12
Andrew Thornett
, …
Curt Kinghorn
3
Apr 11
The Dish
I love this! Thanks for sharing! On Sat, Apr 11, 2026 at 11:01 AM 'Andrew Thornett' via
unread,
The Dish
I love this! Thanks for sharing! On Sat, Apr 11, 2026 at 11:01 AM 'Andrew Thornett' via
Apr 11
andrew....@googlemail.com
Apr 11
Detection of hydrogen on LRO-H2 at LRO using Brian Coleman's handmade hydrogen line feed
This data was collected using ezCol (Ted Cline's ezRA suite of software). The dish is sold as a
unread,
Detection of hydrogen on LRO-H2 at LRO using Brian Coleman's handmade hydrogen line feed
This data was collected using ezCol (Ted Cline's ezRA suite of software). The dish is sold as a
Apr 11
Conrad Cardano
, …
b alex pettit jr
11
Apr 11
BAA RA Section H-Line group meeting #12
On Friday, April 10, 2026 at 11:06:13 AM EDT, 'b alex pettit jr' via Society of Amateur Radio
unread,
BAA RA Section H-Line group meeting #12
On Friday, April 10, 2026 at 11:06:13 AM EDT, 'b alex pettit jr' via Society of Amateur Radio
Apr 11
andrew....@googlemail.com
Apr 10
Link for BAA GNU Radio for Radio Astronomy Meeting Monday 13th April 2026 @ 20:00 BST (19:00 UTC)
Everyone is welcome to join us for the next GNU Radio group meeting on Monday – no prior knowledge
unread,
Link for BAA GNU Radio for Radio Astronomy Meeting Monday 13th April 2026 @ 20:00 BST (19:00 UTC)
Everyone is welcome to join us for the next GNU Radio group meeting on Monday – no prior knowledge
Apr 10
andrew....@googlemail.com
, …
Stephen Arbogast
8
Apr 9
2312-QPL9547EVB-01-ND QPL9547EVB-01 EVB FOR0.1-6 GHZ ULTRA LOW-NOISE Development Board from DigiKey
Here is a very cool example of how Phil started with an eval STM32 board then made his own Extended
unread,
2312-QPL9547EVB-01-ND QPL9547EVB-01 EVB FOR0.1-6 GHZ ULTRA LOW-NOISE Development Board from DigiKey
Here is a very cool example of how Phil started with an eval STM32 board then made his own Extended
Apr 9
Andrew Thornett
, …
Preston Ozmar
10
Apr 9
Aquarium coolers
Thank you!!! Good information. On Thu, Apr 9, 2026 at 5:32 PM 'b alex pettit jr' via Society
unread,
Aquarium coolers
Thank you!!! Good information. On Thu, Apr 9, 2026 at 5:32 PM 'b alex pettit jr' via Society
Apr 9
Andrew Thornett
Apr 9
Another cooling option
Or how about one of these? Andy
unread,
Another cooling option
Or how about one of these? Andy
Apr 9
Andrew Thornett
Apr 9
Using 20m Skynet dish at Greenbank Observatory
Hi All, Many members of SARA have never made use of a wonderful perk of being a member of SARA - FREE
unread,
Using 20m Skynet dish at Greenbank Observatory
Hi All, Many members of SARA have never made use of a wonderful perk of being a member of SARA - FREE
Apr 9
Robert Hamers
, …
Ayushman Tripathi
43
Apr 9
First-time radio astronomer, looking for advice
Hi Robert, Nice that you're getting cleaner spectra with the SDRPlay! Hope the storms clear up
unread,
First-time radio astronomer, looking for advice
Hi Robert, Nice that you're getting cleaner spectra with the SDRPlay! Hope the storms clear up
Apr 9
Paul Hearn
2
Apr 9
BAA RAZoom Friday April 10th. 19:30 BST (18:30 UTC). Instrument development for Space and Lunar Missions
SARA always welcome ..... The Zoom link for this meeting has been sent out. Please check spam folder
unread,
BAA RAZoom Friday April 10th. 19:30 BST (18:30 UTC). Instrument development for Space and Lunar Missions
SARA always welcome ..... The Zoom link for this meeting has been sent out. Please check spam folder
Apr 9
Dr. Rich Russel
Apr 8
Fw: [DSES] Artemis II Orion Signal Tracking
Congratulations to the DSES team for the successful support of the Artemis II Mission! Rich ** CLUB
unread,
Fw: [DSES] Artemis II Orion Signal Tracking
Congratulations to the DSES team for the successful support of the Artemis II Mission! Rich ** CLUB
Apr 8
Alex P
Apr 8
Yagi Antenna = " Slow Wave Structure "
https://www.radartutorial.eu/06.antennas/Yagi%20Antenna.en.html Yagi antennas belong to the
unread,
Yagi Antenna = " Slow Wave Structure "
https://www.radartutorial.eu/06.antennas/Yagi%20Antenna.en.html Yagi antennas belong to the
Apr 8
Andrew Thornett
,
Conrad Cardano
3
Apr 8
Video from hydrogen line radio astronomy group meeting last night now available
I will do From: sara...@googlegroups.com <sara...@googlegroups.com> On Behalf Of Conrad
unread,
Video from hydrogen line radio astronomy group meeting last night now available
I will do From: sara...@googlegroups.com <sara...@googlegroups.com> On Behalf Of Conrad
Apr 8
Pablo Lewin
Apr 7
Discovery Dish and Radio Eyes integration with Ezra
Discovery Dish and Radio Eyes integration with Ezra is running so it's now fully operational next
unread,
Discovery Dish and Radio Eyes integration with Ezra
Discovery Dish and Radio Eyes integration with Ezra is running so it's now fully operational next
Apr 7
Pablo Lewin
, …
Stephen Arbogast
11
Apr 7
Discovery Dish on an IEXOS-100
So it is perfectly balanced... what happens during wind see torque... https://en.wikipedia.org/wiki/
unread,
Discovery Dish on an IEXOS-100
So it is perfectly balanced... what happens during wind see torque... https://en.wikipedia.org/wiki/
Apr 7
Stephen Arbogast
, …
b alex pettit jr
32
Apr 7
Kracken RF Discovery Drive
GPIO Labs LNA.. I have one .... very good.... https://gpio.com/collections/filtered-low-noise-
unread,
Kracken RF Discovery Drive
GPIO Labs LNA.. I have one .... very good.... https://gpio.com/collections/filtered-low-noise-
Apr 7
andrew....@googlemail.com
Apr 7
WEDNESDAY 22 APRIL 2026 START TIME: 19:00 UTC / 20:00 BST. BAA RAG VLF Group Meeting #2 (Detection of solar flares and SIDs via VLF monitoring)
unread,
WEDNESDAY 22 APRIL 2026 START TIME: 19:00 UTC / 20:00 BST. BAA RAG VLF Group Meeting #2 (Detection of solar flares and SIDs via VLF monitoring)
Apr 7
Alex P
,
Jason Burnfield
4
Apr 7
21cm Circ Patch Feed Disk Yagi SE w/ Enhanced Reliability
24 Hr Drift Scan @ Dec +40dg 5 min averages Unfiltered Not bad for an HLine Antenna & Tripod
unread,
21cm Circ Patch Feed Disk Yagi SE w/ Enhanced Reliability
24 Hr Drift Scan @ Dec +40dg 5 min averages Unfiltered Not bad for an HLine Antenna & Tripod
Apr 7
Jason Burnfield
,
Preston Ozmar
4
Apr 7
2 days of integration on m31 with mini dish
I'm drift scanning. 2 days worth of integration is maybe a misnomer, I've captured just over
unread,
2 days of integration on m31 with mini dish
I'm drift scanning. 2 days worth of integration is maybe a misnomer, I've captured just over
Apr 7