Society of Amateur Radio Astronomers - Google Groups

Groups

1–30 of 5790

0 selected

Aug 4

2026 SARA Eastern Conference Radio Astronomy Symposium - group photo

This is not the official photo, just a preview. Chip

unread,

2026 SARA Eastern Conference Radio Astronomy Symposium - group photo

This is not the official photo, just a preview. Chip

Aug 4

bsn...@gmail.com, Alex P3

Aug 4

Thanks Alex, I think your demonstration may answer Eduard's question ....if I understood it...

unread,

Thanks Alex, I think your demonstration may answer Eduard's question ....if I understood it...

Aug 4

Dimitry UA3AVR, … Adrian6

Aug 4

Hydrogen spin-flip radiation at cosmological redshifts

Jerry, Thank you for the reference I was not aware of that record detection. It makes sense that

unread,

Hydrogen spin-flip radiation at cosmological redshifts

Jerry, Thank you for the reference I was not aware of that record detection. It makes sense that

Aug 4

Andrew Thornett, Francesco Di Giovanni2

Aug 4

Plot with pen and paper on Green Bank Observatory with hot source (me) in and out of telescope beam

Brilliant! Francesco Il giorno martedì 4 agosto 2026 alle 19:06:18 UTC+2 Andrew Thornett ha scritto:

unread,

Plot with pen and paper on Green Bank Observatory with hot source (me) in and out of telescope beam

Brilliant! Francesco Il giorno martedì 4 agosto 2026 alle 19:06:18 UTC+2 Andrew Thornett ha scritto:

Aug 4

Ellie White, … b alex pettit jr43

Aug 4

Scope in a Box, troubleshooting question

--- Presentations --- SARA Presentation July 2022 https://www.youtube.com/watch?v=C6NCefVxNL8 Cheap

unread,

Scope in a Box, troubleshooting question

--- Presentations --- SARA Presentation July 2022 https://www.youtube.com/watch?v=C6NCefVxNL8 Cheap

Aug 4

Ayushman Tripathi, … James Abshier13

Aug 4

Cancelling Ku LNB LO drift with its own comb, verified against a TV satellite beacon

Hi Ayushman, Thank you for your clarification. I had originally thought that you might be using the

unread,

Cancelling Ku LNB LO drift with its own comb, verified against a TV satellite beacon

Hi Ayushman, Thank you for your clarification. I had originally thought that you might be using the

Aug 4

andrew....@googlemail.com, … Bruce Rout14

Aug 4

Eastern Conference 2026

I think you have to apply through Marcus but he's probably pretty busy at the conference. I was

unread,

Eastern Conference 2026

I think you have to apply through Marcus but he's probably pretty busy at the conference. I was

Aug 4

Chuck Snell, … b alex pettit jr32

Aug 2

hello - new member here wanting to test the statement that there are no dumb questions:

Stephen, System Test =========== I have a suggestion : use the broadband Sun RF to test your system :

unread,

hello - new member here wanting to test the statement that there are no dumb questions:

Stephen, System Test =========== I have a suggestion : use the broadband Sun RF to test your system :

Aug 2

monroe....@gmail.com, … Scott Elliott8

Aug 2

Will Falcon 9 upper stage impact on Moon be observable in RF?

It would be interesting to measure the RF coming back off of the moon for a period before, around

unread,

Will Falcon 9 upper stage impact on Moon be observable in RF?

It would be interesting to measure the RF coming back off of the moon for a period before, around

Aug 2

Stephen Arbogast

Aug 1

Good news about Discovery Dish Drive

In case anyone has ordered one or is thinking about it. See... https://www.crowdsupply.com/krakenrf/

unread,

Good news about Discovery Dish Drive

In case anyone has ordered one or is thinking about it. See... https://www.crowdsupply.com/krakenrf/

Aug 1

Stephen Arbogast, edhar...@gmail.com2

Jul 31

Troubles with SARA Website

Having played this game myself… Setting up an information website is “easy”. Setting up a website

unread,

Troubles with SARA Website

Having played this game myself… Setting up an information website is “easy”. Setting up a website

Jul 31

Ayushman Tripathi, … fdseller42

Jul 31

Narrowband SETI drift search pipeline, progress and a verification question

I just got my HydraSDR, pics attached. I will test it soon for H line performance, and also compare

unread,

Narrowband SETI drift search pipeline, progress and a verification question

I just got my HydraSDR, pics attached. I will test it soon for H line performance, and also compare

Jul 31

Adrian, Ayushman Tripathi2

Jul 31

STEM Radio Astronomy in Ukraine from SKAO Contact magazine Julu 2026

Nice to see this, great initiative. Thanks for sharing. On Thursday, July 30, 2026 at 12:04:58 PM UTC

unread,

STEM Radio Astronomy in Ukraine from SKAO Contact magazine Julu 2026

Nice to see this, great initiative. Thanks for sharing. On Thursday, July 30, 2026 at 12:04:58 PM UTC

Jul 31

James H Van Prooyen, … Ayushman Tripathi4

Jul 30

SARA Conference 2026 Remote Registration

Hi Jeff, Adrian I think someone will have to manually process his registration. Seems the page for

unread,

SARA Conference 2026 Remote Registration

Hi Jeff, Adrian I think someone will have to manually process his registration. Seems the page for

Jul 30

JERRY TAYLOR, … Alex P11

Jul 30

Alex Petit designed Yagi for sale?

This is the latest and easiest version to fab. NONE are designed for constant outdoor service ..

unread,

Alex Petit designed Yagi for sale?

This is the latest and easiest version to fab. NONE are designed for constant outdoor service ..

Jul 30

Andrew Thornett, Jason Burnfield2

Jul 30

Have you signed up for this year's SARA Eastern Conference? And if not, why not? You are missing the most exciting event of 2026!!!!! And it is so cheap to join then its virtually free!

Hear! hear! On Thursday, July 30, 2026 at 2:13:40 AM UTC-6 Andrew Thornett wrote: Hopefully, my silly

unread,

Have you signed up for this year's SARA Eastern Conference? And if not, why not? You are missing the most exciting event of 2026!!!!! And it is so cheap to join then its virtually free!

Hear! hear! On Thursday, July 30, 2026 at 2:13:40 AM UTC-6 Andrew Thornett wrote: Hopefully, my silly

Jul 30

Andrew Thornett

Jul 30

Wherefore Have You Gone, Pretty Airplane?

Wherefore Have You Gone, Pretty Airplane? Heathrow to Dulles – in pursuit of the SARA Eastern

unread,

Wherefore Have You Gone, Pretty Airplane?

Wherefore Have You Gone, Pretty Airplane? Heathrow to Dulles – in pursuit of the SARA Eastern

Jul 30

Andrew Thornett

Jul 30

My trip to Green Bank - just got on the first train

The Train Going to the Taxi to the Coach to the Plane to the Taxi to the Car to Green Bank

unread,

My trip to Green Bank - just got on the first train

The Train Going to the Taxi to the Coach to the Plane to the Taxi to the Car to Green Bank

Jul 30

Andrew Thornett, … Alfred Aburto3

Jul 29

Poster for Eastern Conference (tongue in cheek)

Interesting! Reminds me of Fred Hoyle's Steady-State Universe (theory) ... Observations of the

unread,

Poster for Eastern Conference (tongue in cheek)

Interesting! Reminds me of Fred Hoyle's Steady-State Universe (theory) ... Observations of the

Jul 29

Andrew Thornett, … Bruce Rout21

Jul 29

Educational diagram showing velocity curve

Hi Alfred. You have caught me. The poster is AI generated and was not made in 1877. The apparatus of

unread,

Educational diagram showing velocity curve

Hi Alfred. You have caught me. The poster is AI generated and was not made in 1877. The apparatus of

Jul 29

Cathal O'Donghaile, … Stephen Arbogast15

Jul 29

I made a new cantenna - now I'm getting loads of RFI

Hi all After a lot of work I was able to make a new cantenna from a metal casing and big improvement

unread,

I made a new cantenna - now I'm getting loads of RFI

Hi all After a lot of work I was able to make a new cantenna from a metal casing and big improvement

Jul 29

Dr. Rich Russel, … Jason Burnfield4

Jul 28

Fw: [President] Getting into radio astronomy (Sent by Liam Siddall, liamjohnsids@gmail.com)

Welcome Liam! Check out my YouTube Channel to see some of my experiments over the past few years.

unread,

Fw: [President] Getting into radio astronomy (Sent by Liam Siddall, liamjohnsids@gmail.com)

Welcome Liam! Check out my YouTube Channel to see some of my experiments over the past few years.

Jul 28

Jim Brown, … duncan campbell-wilson3

Jul 28

UK's iconic Jodrell Bank telescope faces axe in science cuts

A good read in relation to Jodrell Bank is Bernard Lovell's "Astronomer by Chance"

unread,

UK's iconic Jodrell Bank telescope faces axe in science cuts

A good read in relation to Jodrell Bank is Bernard Lovell's "Astronomer by Chance"

Jul 28

Marcus D. Leech, … Peter East5

Jul 28

Paper in ArXiV and soon in AJP

Excellent paper Marcus and team, very detailed error analysis, shows professionals what amateurs can

unread,

Paper in ArXiV and soon in AJP

Excellent paper Marcus and team, very detailed error analysis, shows professionals what amateurs can

Jul 28

Kimmo, Stephen Arbogast8

Jul 28

Here comes a GNU Radio flowgraph for hydrogen 21cm observations

Discovery Dish/Feed/LNA->RTL-SDR-V3->Kimmo-GnuRadio software.... no hot /cold calibration....

unread,

Here comes a GNU Radio flowgraph for hydrogen 21cm observations

Discovery Dish/Feed/LNA->RTL-SDR-V3->Kimmo-GnuRadio software.... no hot /cold calibration....

Jul 28

Eduard Mol, … Stephen Arbogast45

Jul 27

Hydrogen line driftscan mapping

Got it, this makes sense. Thanks On Monday, July 27, 2026 at 4:05:04 AM UTC-6 tedcl...@gmail.com

unread,

Hydrogen line driftscan mapping

Got it, this makes sense. Thanks On Monday, July 27, 2026 at 4:05:04 AM UTC-6 tedcl...@gmail.com

Jul 27

Lorenzo G. Morillas Sánchez

Jul 27

Accepted: Monday 27 July 2026 @ 19:00 UTC (20:00 BST): BAA Meteor O... @ lun 27 de jul de 2026 21:00 - 23:00 (CEST) (sara-list@googlegroups.com)

Monday 27 July 2026 @ 19:00 UTC (20:00 BST): BAA Meteor Observing Practical RA Session Lorenzo G.

unread,

Accepted: Monday 27 July 2026 @ 19:00 UTC (20:00 BST): BAA Meteor O... @ lun 27 de jul de 2026 21:00 - 23:00 (CEST) (sara-list@googlegroups.com)

Monday 27 July 2026 @ 19:00 UTC (20:00 BST): BAA Meteor Observing Practical RA Session Lorenzo G.

Jul 27

andrew....@googlemail.com

Jul 27

Meteor meeting tonight

John Savage will be giving us a talk on his meteor systems. This should be excellent! Andy

unread,

Meteor meeting tonight

John Savage will be giving us a talk on his meteor systems. This should be excellent! Andy

Jul 27

Jul 26

Type III, Type II Solar Radio Emissions and Sudden Frequency Deviation

Detected today (26 July) at about 1530 UTC. HAARP spectra image courtesy of Christian Monstein. Argo

unread,

Type III, Type II Solar Radio Emissions and Sudden Frequency Deviation

Detected today (26 July) at about 1530 UTC. HAARP spectra image courtesy of Christian Monstein. Argo

Jul 26

Brendon Thornton, b alex pettit jr3

Jul 26

self introduction

Radio Astronomy Hi Brendon, ================================================================ The

unread,

self introduction

Radio Astronomy Hi Brendon, ================================================================ The

Jul 26

Search

Clear search

Close search

Google apps

Main menu