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Robert Lucas
,
Alex P
2
12:24 AM
Alex's yagi antenna -
The Spacers are also Aluminum. Measure the DC resistance from end to end elements .. It must be less
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Alex's yagi antenna -
The Spacers are also Aluminum. Measure the DC resistance from end to end elements .. It must be less
12:24 AM
Stephen Arbogast
2
Feb 3
Gnu Radio in Amateur Radio Astronomy
A cool example of FM stereo radio On Tuesday, February 3, 2026 at 7:59:24 PM UTC-7 Stephen Arbogast
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Gnu Radio in Amateur Radio Astronomy
A cool example of FM stereo radio On Tuesday, February 3, 2026 at 7:59:24 PM UTC-7 Stephen Arbogast
Feb 3
Ayushman Tripathi
, …
Stephen Arbogast
66
Feb 3
Observation: Airspy Mini and HackRF One under my local RFI and non-RFI conditions
Sorry, I did not report gain settings for my HackRFOne. My flow graph has both blocks for AirSpy and
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Observation: Airspy Mini and HackRF One under my local RFI and non-RFI conditions
Sorry, I did not report gain settings for my HackRFOne. My flow graph has both blocks for AirSpy and
Feb 3
Stephen Arbogast
, …
Ayushman Tripathi
5
Feb 3
About GNU Radio Flow Graphs
Hi Stephen, Thanks, I'll try your flowgraph soon. On Tuesday, February 3, 2026 at 3:44:44 PM UTC-
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About GNU Radio Flow Graphs
Hi Stephen, Thanks, I'll try your flowgraph soon. On Tuesday, February 3, 2026 at 3:44:44 PM UTC-
Feb 3
Tom Nathe
,
Stephen Arbogast
4
Feb 3
ezCol setup issues, I'm in the weeds.
The last line of the error messages says you are missing librtlsdr ImportError: Error loading
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ezCol setup issues, I'm in the weeds.
The last line of the error messages says you are missing librtlsdr ImportError: Error loading
Feb 3
Dr. Rich Russel
Feb 2
RTOP Uploaded
RTOP Feb 2026: 43 GHz Observations, DSES Moonshot preps, Orion Observation preps, meteors RTOP Feb
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RTOP Uploaded
RTOP Feb 2026: 43 GHz Observations, DSES Moonshot preps, Orion Observation preps, meteors RTOP Feb
Feb 2
andrew....@googlemail.com
,
flavio camacho
2
Feb 2
Video from BAA RAG Section GNU Radio for Radio Astronomy Sub-Group Meeting 31/1/2026
Copy thanks. On Monday, February 2, 2026, andrew.thornett via Society of Amateur Radio Astronomers
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Video from BAA RAG Section GNU Radio for Radio Astronomy Sub-Group Meeting 31/1/2026
Copy thanks. On Monday, February 2, 2026, andrew.thornett via Society of Amateur Radio Astronomers
Feb 2
Conrad Cardano
Feb 2
"Scope-in-a-box" antenna feed modification
Hi At the last RTOP meeting, I mentioned that I made some modifications to my "scope-in-a-box
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"Scope-in-a-box" antenna feed modification
Hi At the last RTOP meeting, I mentioned that I made some modifications to my "scope-in-a-box
Feb 2
andrew....@googlemail.com
Feb 1
Massive Complex SIDs today
Just to find off my posts on sudden ionospheric disturbances, there were two massive complex ones
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Massive Complex SIDs today
Just to find off my posts on sudden ionospheric disturbances, there were two massive complex ones
Feb 1
andrew....@googlemail.com
Feb 1
Strangely narrow SID on 26/1/2026 around midday
Strangely narrow SID on 26/1/2026 associated with C-class flare: From Lichfield Radio Observatory (my
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Strangely narrow SID on 26/1/2026 around midday
Strangely narrow SID on 26/1/2026 associated with C-class flare: From Lichfield Radio Observatory (my
Feb 1
andrew....@googlemail.com
Feb 1
Variable display of SIDs on SID monitors (Sudden Ionospheric Disturbances)
Interests me how different stations show quite different traces. Here is mine (Lichfield Radio
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Variable display of SIDs on SID monitors (Sudden Ionospheric Disturbances)
Interests me how different stations show quite different traces. Here is mine (Lichfield Radio
Feb 1
andrew....@googlemail.com
, …
Dimitry UA3AVR
5
Feb 1
Dip in muons and neutrons on 20 January
Andy, thanks for interesting observation and explanation. I wasn't familiar before with the
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Dip in muons and neutrons on 20 January
Andy, thanks for interesting observation and explanation. I wasn't familiar before with the
Feb 1
andrew....@googlemail.com
,
Tom Crowley
3
Jan 31
Muon dip 20/1/2026
Perhaps muons are 24 hours behind the CME? Sent from Outlook for Android From: sara-list@googlegroups
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Muon dip 20/1/2026
Perhaps muons are 24 hours behind the CME? Sent from Outlook for Android From: sara-list@googlegroups
Jan 31
Marcus D. Leech
Jan 31
Summer camp announcement
Here's our 2026 summer camp announcement https://www.ccera.ca/radio-astronomy-camp/
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Summer camp announcement
Here's our 2026 summer camp announcement https://www.ccera.ca/radio-astronomy-camp/
Jan 31
Dr. Rich Russel
Jan 30
NRAO Newsletter - January 2026 {External}
January 2026 NRAO Newsletter In this issue: Reminder: NRAO CfP Semester 2026B... 2026 Jansky Lecture
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NRAO Newsletter - January 2026 {External}
January 2026 NRAO Newsletter In this issue: Reminder: NRAO CfP Semester 2026B... 2026 Jansky Lecture
Jan 30
andrew....@googlemail.com
Jan 30
Hydrogen line meeting Monday 2nd February 2026 @ 19:00 UTC
You are cordially invited to join members of the BAA and SARA at the monthly hydrogen line radio
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Hydrogen line meeting Monday 2nd February 2026 @ 19:00 UTC
You are cordially invited to join members of the BAA and SARA at the monthly hydrogen line radio
Jan 30
Chett Mitchell
, …
Stephen Arbogast
3
Jan 29
Good paper from Arxiv.org today on polarization
Thanks, I have always wondered about this. On Thursday, January 29, 2026 at 9:49:13 AM UTC-7 Dimitry
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Good paper from Arxiv.org today on polarization
Thanks, I have always wondered about this. On Thursday, January 29, 2026 at 9:49:13 AM UTC-7 Dimitry
Jan 29
Dr. Rich Russel
Jan 27
Call for Papers / Presentations Journal and Western ZOOM Conference
All, Need presentations for the Western ZOOM Conference on March 21. Send abstracts by March 1.
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Call for Papers / Presentations Journal and Western ZOOM Conference
All, Need presentations for the Western ZOOM Conference on March 21. Send abstracts by March 1.
Jan 27
Alex P
, …
Stephen Arbogast
17
Jan 27
21 cm "Hydrogen Emission Line " sky maps
I am not going to argue with you Alex.. I am on Linux.... getting good results with ezRA and SDR
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21 cm "Hydrogen Emission Line " sky maps
I am not going to argue with you Alex.. I am on Linux.... getting good results with ezRA and SDR
Jan 27
Dr. Rich Russel
Jan 26
Fw: [President] Green Bank Star Quest (Sent by Janice King, oaiidds@yahoo.com)
FYI Rich Janice King (oai...@yahoo.com) sent a message using the contact form at https://www.radio-
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Fw: [President] Green Bank Star Quest (Sent by Janice King, oaiidds@yahoo.com)
FYI Rich Janice King (oai...@yahoo.com) sent a message using the contact form at https://www.radio-
Jan 26
andrew....@googlemail.com
, …
Adrian
3
Jan 26
Scaling dimensions of hydrogen horns
The scaling of the "flared" section only of the horn scales up or down to the beamwidth of
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Scaling dimensions of hydrogen horns
The scaling of the "flared" section only of the horn scales up or down to the beamwidth of
Jan 26
Alex P
,
andrew....@googlemail.com
4
Jan 26
Kraken Discovery Feed & 1.m WiFi Dish : Performance Comparison
They DO differ significantly in both Angular Resolution and Signal Strength ( as one should expect
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Kraken Discovery Feed & 1.m WiFi Dish : Performance Comparison
They DO differ significantly in both Angular Resolution and Signal Strength ( as one should expect
Jan 26
Tom Crowley
,
Paul Butler
8
Jan 25
Fw: [Special] [GARS] Event: #TechFest - Saturday, January 31, 2026 #cal-reminder
Paul please send me you email off list Tom crowleytj at hotmail dot com From: sara-list@googlegroups.
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Fw: [Special] [GARS] Event: #TechFest - Saturday, January 31, 2026 #cal-reminder
Paul please send me you email off list Tom crowleytj at hotmail dot com From: sara-list@googlegroups.
Jan 25
mario...@gmail.com
2
Jan 25
TotalPower 5.0.0
Hello all, I am pleased to announce the release of TotalPower 10.0.0, which introduces three
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TotalPower 5.0.0
Hello all, I am pleased to announce the release of TotalPower 10.0.0, which introduces three
Jan 25
Stephen Arbogast
, …
Ayushman Tripathi
38
Jan 25
HI LAB Survey network problem..
I think we should be very careful about comparing our results... we are scattered across the world.
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HI LAB Survey network problem..
I think we should be very careful about comparing our results... we are scattered across the world.
Jan 25
Dr. Rich Russel
Jan 23
Drake's Lounge - Australia uploaded
Drake's Lounge - Australia Jan 2026 Drake's Lounge - Australia Jan 2026
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Drake's Lounge - Australia uploaded
Drake's Lounge - Australia Jan 2026 Drake's Lounge - Australia Jan 2026
Jan 23
Dr. Rich Russel
,
Richard Flagg
3
Jan 23
Drake's Lounge - Australia
SARA is inviting you to a scheduled Zoom meeting. Topic: SARA Drake's Lounge - Australia Time:
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Drake's Lounge - Australia
SARA is inviting you to a scheduled Zoom meeting. Topic: SARA Drake's Lounge - Australia Time:
Jan 23
Alex P
, …
Azizah Primazahra
9
Jan 23
Cantenna vs Loop_Feed
Hello Azizah, I do LOTS of Modeling & Experimentation ... I refer you to this Document for
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Cantenna vs Loop_Feed
Hello Azizah, I do LOTS of Modeling & Experimentation ... I refer you to this Document for
Jan 23
Conrad Cardano
, …
Stephen Arbogast
4
Jan 23
EZRA and ezGlon error
Does it handle thread management and buffering ? On 1/23/26 4:01 AM, 'Stephen Arbogast' via
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EZRA and ezGlon error
Does it handle thread management and buffering ? On 1/23/26 4:01 AM, 'Stephen Arbogast' via
Jan 23
Andrew Thornett
,
flavio camacho
2
Jan 22
Video from introductory session on hydrogen line radio observing of Milky Way
Copy thanks. On Thursday, January 22, 2026, 'Andrew Thornett' via Society of Amateur Radio
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Video from introductory session on hydrogen line radio observing of Milky Way
Copy thanks. On Thursday, January 22, 2026, 'Andrew Thornett' via Society of Amateur Radio
Jan 22