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Society of Amateur Radio Astronomers
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Stephen Arbogast
, …
tedcl...@gmail.com
5
3:38 PM
Just a thought....
I just quick-scanned some CASA web pages. I think CASA would be fun, but wow, now you are playing
unread,
Just a thought....
I just quick-scanned some CASA web pages. I think CASA would be fun, but wow, now you are playing
3:38 PM
Jason Burnfield
,
Dimitry UA3AVR
4
3:20 PM
IDLE problem with the Green Bank 20 meter dish solved
Is any idea or info why many of our observations stuck more than two days in "ready" status
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IDLE problem with the Green Bank 20 meter dish solved
Is any idea or info why many of our observations stuck more than two days in "ready" status
3:20 PM
kb3puw
, …
Alex P
9
6:41 AM
Problem installing IFAverage on latest version of SDR++
The new Version 2.8 release of IF_average allows for the saving of Background Correction Files. These
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Problem installing IFAverage on latest version of SDR++
The new Version 2.8 release of IF_average allows for the saving of Background Correction Files. These
6:41 AM
Alex P
,
Stephen Arbogast
11
5:28 AM
A Simple Method to Predict the Performance of your small 21cm H Line Radio Telescope.
Performance Comparison Plots re-post
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A Simple Method to Predict the Performance of your small 21cm H Line Radio Telescope.
Performance Comparison Plots re-post
5:28 AM
Dr. Rich Russel
, …
Alex P
4
May 11
Antenna Beam Pattern Characterization
It is equally significant to characterize the equivalent noise temperature of the system in addition
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Antenna Beam Pattern Characterization
It is equally significant to characterize the equivalent noise temperature of the system in addition
May 11
Stephen Arbogast
, …
Lester Veenstra
20
May 9
Cube Sats for Amateur Radio Astronomy
thanks Lester B Veenstra K1YCM MØYCM W8YCM 6Y6Y W8YCM/6Y 6Y8LV (Reformed USNSG CTM1) lester@veenstras
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Cube Sats for Amateur Radio Astronomy
thanks Lester B Veenstra K1YCM MØYCM W8YCM 6Y6Y W8YCM/6Y 6Y8LV (Reformed USNSG CTM1) lester@veenstras
May 9
ja...@ganssle.com
, …
Stephen Arbogast
9
May 8
Dumb eZRA question
Thanks! I appreciate the info. I'll dig through this. Rather than tie up this mailing list, look
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Dumb eZRA question
Thanks! I appreciate the info. I'll dig through this. Rather than tie up this mailing list, look
May 8
Nathaniel Butts
, …
Richard Squirrel
31
May 6
Discovery Dish - Feed
Hi Nathan and SARA, I'm finally on leave and I have more time to answer you. I spent several
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Discovery Dish - Feed
Hi Nathan and SARA, I'm finally on leave and I have more time to answer you. I spent several
May 6
Dr. Rich Russel
May 4
RTOP May 2025 Uploaded
RTOP May 2025: Hi from Paris, Raster Scanning H1, building a Muon detector, antenna pattern measure
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RTOP May 2025 Uploaded
RTOP May 2025: Hi from Paris, Raster Scanning H1, building a Muon detector, antenna pattern measure
May 4
Dr. Rich Russel
May 4
RTOP (Sunday May 4, 1800 UTC) - Plus Officer and Board Nominations
Starting soon! Rich SARA Radio Telescope Observation Party The following Officer and Board member
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RTOP (Sunday May 4, 1800 UTC) - Plus Officer and Board Nominations
Starting soon! Rich SARA Radio Telescope Observation Party The following Officer and Board member
May 4
Dr. Rich Russel
May 2
[eNews] NRAO Newsletter - May 2025 {External}
FYI Rich May 2025 NRAO Newsletter In this issue: ngVLA Prototype Handover... 2025 Jansky Fellows...
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[eNews] NRAO Newsletter - May 2025 {External}
FYI Rich May 2025 NRAO Newsletter In this issue: ngVLA Prototype Handover... 2025 Jansky Fellows...
May 2
andrew....@googlemail.com
, …
Don Latham
4
May 2
Making scaler ring for cantenna on dish - conversation with ChatGPT 2/5/2025
Strictly speaking, a scalar (correct spelling) or Chapparal choke and a Kumar choke may look similar,
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Making scaler ring for cantenna on dish - conversation with ChatGPT 2/5/2025
Strictly speaking, a scalar (correct spelling) or Chapparal choke and a Kumar choke may look similar,
May 2
ashc...@heliotown.com
May 2
Intense solar type V radio emission
Firstly, Caution needed to protect your ears as the sound gets very intense. Here is an audio
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Intense solar type V radio emission
Firstly, Caution needed to protect your ears as the sound gets very intense. Here is an audio
May 2
Mathew George
, …
Mike Otte
6
May 2
Interferometer at 21 cm wavelength
Thank you so much. ************************************ Dr. Mathew George Dept. of Physics Sacred
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Interferometer at 21 cm wavelength
Thank you so much. ************************************ Dr. Mathew George Dept. of Physics Sacred
May 2
Stephen Arbogast
, …
Andrew Thornett
10
May 1
My results so far....
Congratulations! I won't be offended if you decide to give the meeting a miss and enjoy your
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My results so far....
Congratulations! I won't be offended if you decide to give the meeting a miss and enjoy your
May 1
Scott Elliott
, …
b alex pettit jr
6
Apr 30
Grid Antenna back mount side
On Wednesday, April 30, 2025 at 06:00:48 PM EDT, 'b alex pettit jr' via Society of Amateur
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Grid Antenna back mount side
On Wednesday, April 30, 2025 at 06:00:48 PM EDT, 'b alex pettit jr' via Society of Amateur
Apr 30
Stephen Arbogast
2
Apr 30
Weather sat antenna in the 1970's
The big copper can housed the lna.. discrete components.. not like today.. On Tuesday, April 29, 2025
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Weather sat antenna in the 1970's
The big copper can housed the lna.. discrete components.. not like today.. On Tuesday, April 29, 2025
Apr 30
Paul Hearn
2
Apr 29
BAA RAZoom 19:30 BST (18:30 UTC) Binary Stars - Dr. Noel Castro-Segura
BAA RAZoom Friday 2nd. May 19:30 BST (18:30 UTC) Binary Stars - Dr. Noel Castro-Segura Apologies..!
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BAA RAZoom 19:30 BST (18:30 UTC) Binary Stars - Dr. Noel Castro-Segura
BAA RAZoom Friday 2nd. May 19:30 BST (18:30 UTC) Binary Stars - Dr. Noel Castro-Segura Apologies..!
Apr 29
JERRY TAYLOR
, …
Michael Druzynski
5
Apr 28
Small changes yield big results
Oh, whoops! I also didn't see your original reply. Thanks for the clarification. On Mon, Apr 28,
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Small changes yield big results
Oh, whoops! I also didn't see your original reply. Thanks for the clarification. On Mon, Apr 28,
Apr 28
Jason Burnfield
Apr 28
Photo from Saturday's Open House at the VLA!
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Photo from Saturday's Open House at the VLA!
Apr 28
Mathew George
, …
b alex pettit jr
13
Apr 28
No level difference in sky and ground signals?
Dr George, With regard to the amplifier noise, I suggest keeping it a max. The 'non linear' S
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No level difference in sky and ground signals?
Dr George, With regard to the amplifier noise, I suggest keeping it a max. The 'non linear' S
Apr 28
Dr. Rich Russel
2
Apr 26
Drake's Lounge Australia Uploaded
Attached is Steve's paper that was referred to in the video. Rich On Friday, April 25, 2025 at 10
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Drake's Lounge Australia Uploaded
Attached is Steve's paper that was referred to in the video. Rich On Friday, April 25, 2025 at 10
Apr 26
Dr. Rich Russel
Apr 25
Fw: [President] SID project (Sent by Deborah Scherrer, dscherre@stanford.edu)
----- Forwarded Message ----- From: Contact form at Society of Amateur Radio Astronomers <
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Fw: [President] SID project (Sent by Deborah Scherrer, dscherre@stanford.edu)
----- Forwarded Message ----- From: Contact form at Society of Amateur Radio Astronomers <
Apr 25
Dr. Rich Russel
,
Paul Butler
3
Apr 25
Drake's Lounge - Australia (Saturday 0900 Melbourne Time) (UTC Friday 2300)
Thanks Paul, I hope Andrew comes back - we don't allow political talk in SARA. So, I hope he
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Drake's Lounge - Australia (Saturday 0900 Melbourne Time) (UTC Friday 2300)
Thanks Paul, I hope Andrew comes back - we don't allow political talk in SARA. So, I hope he
Apr 25
Bruce Rout
Apr 25
Looking for a DBSRX2 daughterboard.
Hi. Anybody have one of these I could buy from you? I'm using old equipment to test if everything
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Looking for a DBSRX2 daughterboard.
Hi. Anybody have one of these I could buy from you? I'm using old equipment to test if everything
Apr 25
Jackie Loerincs
, …
Jason Burnfield
4
Apr 25
Retrofitting 2.4 GHz Dish for 1.42 GHz HI Line
Alex is correct, I discovered this when testing the pattern of mine using a monopole on the source
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Retrofitting 2.4 GHz Dish for 1.42 GHz HI Line
Alex is correct, I discovered this when testing the pattern of mine using a monopole on the source
Apr 25
Henri NICOT
,
b alex pettit jr
6
Apr 23
LNA power fed through bias tee and coaxial cable or through independant DC line
Hello Henri, I also have some skills in mechanical and electrical engineering .. and why I have found
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LNA power fed through bias tee and coaxial cable or through independant DC line
Hello Henri, I also have some skills in mechanical and electrical engineering .. and why I have found
Apr 23
Jason Burnfield
, …
Stephen Arbogast
6
Apr 23
Two new video playlists
Thank you for the videos of the VLA dish... very cool! I have been up in the feed cone of similar
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Two new video playlists
Thank you for the videos of the VLA dish... very cool! I have been up in the feed cone of similar
Apr 23
Alex P
, …
Alfred Aburto
26
Apr 22
Excitation of the Hydrogen 21-CM Line*
Me too --- over 50 years ago! > On 4/22/2025 6:10 PM, 'Stephen Arbogast' via Society of
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Excitation of the Hydrogen 21-CM Line*
Me too --- over 50 years ago! > On 4/22/2025 6:10 PM, 'Stephen Arbogast' via Society of
Apr 22
Dr. Rich Russel
Apr 22
Re: GBT Pulsar Confirmation Runs
Thanks! Rich On Tuesday, April 22, 2025 at 01:24:07 PM MDT, Thomas Finkenbinder <thomas.
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Re: GBT Pulsar Confirmation Runs
Thanks! Rich On Tuesday, April 22, 2025 at 01:24:07 PM MDT, Thomas Finkenbinder <thomas.
Apr 22