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This a group for discussion of the HamSCI (Ham Science Citizen Investigation) initiative.
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Andrew Rodland
, …
Architect of the Risk Flux Framework
3
Apr 10
Diffusion models for assimilative ionospheric maps
Hi Andrew, The attached MP4 visualizes the quaternion norm as a function of time and normalized
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Diffusion models for assimilative ionospheric maps
Hi Andrew, The attached MP4 visualizes the quaternion norm as a function of time and normalized
Apr 10
Gary Mikitin, AF8A
, …
Architect of the Risk Flux Framework
7
Apr 10
HamSCIence Zoom Session, Thu, 9 Apr, 2000 UTC: Muon Detection
After muons travel 9000 meters to Earth's surface at a relativistic speed of ( 0.977c ), what
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HamSCIence Zoom Session, Thu, 9 Apr, 2000 UTC: Muon Detection
After muons travel 9000 meters to Earth's surface at a relativistic speed of ( 0.977c ), what
Apr 10
David Eckhardt
,
J. Gordon Beattie, Jr.
2
Apr 9
Re: QUESTIONS re. YOUR GPSDO's
Hi Folks! Way back, we had a misstep when an IT guy had used an MCL Type N DC Block without noticing
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Re: QUESTIONS re. YOUR GPSDO's
Hi Folks! Way back, we had a misstep when an IT guy had used an MCL Type N DC Block without noticing
Apr 9
Stephen MacDonald-Brown
,
David Eckhardt
3
Apr 9
Distance-dependent frequency offsets in 40 m WSPR data — observations & question
Thanks Dave — that makes sense in terms of general propagation geometry. I've reworked the
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Distance-dependent frequency offsets in 40 m WSPR data — observations & question
Thanks Dave — that makes sense in terms of general propagation geometry. I've reworked the
Apr 9
Jon Abel
, …
googl...@cox.net
8
Apr 8
ARRL sent me over to discuss a novel attempt.
The device is being designed to perform for electrostatic properties, so I think there's more to
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ARRL sent me over to discuss a novel attempt.
The device is being designed to perform for electrostatic properties, so I think there's more to
Apr 8
David Eckhardt
,
David G. McGaw
4
Apr 8
MORE INFO ON THE DC RCVR AND BODNAR UNIT AS LO
Could you please not use a blue font. While it is attractive, blue is a difficult color for the eye
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MORE INFO ON THE DC RCVR AND BODNAR UNIT AS LO
Could you please not use a blue font. While it is attractive, blue is a difficult color for the eye
Apr 8
Mark Braunstein
Apr 7
RF environmental noise measurement system in Germany
I found the recent HamSci workshop very informative, especially the use of WSPRdaemon data to assess
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RF environmental noise measurement system in Germany
I found the recent HamSci workshop very informative, especially the use of WSPRdaemon data to assess
Apr 7
David Eckhardt
, …
Tom McDermott
7
Apr 7
LO NOISE STUDY - LEO BODNAR GPSDO
HI Dave, direct conversion receivers can be sensitive to some local oscillator artifacts at very low
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LO NOISE STUDY - LEO BODNAR GPSDO
HI Dave, direct conversion receivers can be sensitive to some local oscillator artifacts at very low
Apr 7
David Doler Jr
Apr 4
Trying to acquire a station ID without success
I posted this to the HamSCI PSWS group but thought I would post it here as well. I need a little
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Trying to acquire a station ID without success
I posted this to the HamSCI PSWS group but thought I would post it here as well. I need a little
Apr 4
Michael Hauan
Apr 4
Short Wave Listener app leveraging ka9a-radio
Greetings! If you have radiod running, this little app will enable you to browse the EiBi SWL
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Short Wave Listener app leveraging ka9a-radio
Greetings! If you have radiod running, this little app will enable you to browse the EiBi SWL
Apr 4
Gary Mikitin, AF8A
Apr 1
HamSCIence Zoom Teleconference: Week off (2 Apr)
Hello HamSCI - The HamSCIence Zoom teleconference is taking a week off (No Zoom meeting on April 2nd)
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HamSCIence Zoom Teleconference: Week off (2 Apr)
Hello HamSCI - The HamSCIence Zoom teleconference is taking a week off (No Zoom meeting on April 2nd)
Apr 1
Jonathan
Apr 1
Fwd: Important Updates on VERSIM Sopron Workshop
---------- Forwarded message --------- From: František Němec <frantis...@matfyz.cuni.cz>
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Fwd: Important Updates on VERSIM Sopron Workshop
---------- Forwarded message --------- From: František Němec <frantis...@matfyz.cuni.cz>
Apr 1
Jonathan
Mar 31
Fwd: VERSIM 2026 Workshop - Webpage now online!
---------- Forwarded message --------- From: František Němec <frantis...@matfyz.cuni.cz>
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Fwd: VERSIM 2026 Workshop - Webpage now online!
---------- Forwarded message --------- From: František Němec <frantis...@matfyz.cuni.cz>
Mar 31
Jonathan
Mar 30
Fwd: VERSIM/GEM Journal Club Invitation
---------- Forwarded message --------- From: František Němec <frantis...@matfyz.cuni.cz>
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Fwd: VERSIM/GEM Journal Club Invitation
---------- Forwarded message --------- From: František Němec <frantis...@matfyz.cuni.cz>
Mar 30
Greg Beam
,
Phil Karn
3
Mar 30
3Y0K Bouvet Island — Propagation Dataset, Notebook, and Interactive Demo
Hi Phil, Yes, absolutely—we would love access to those raw logs and audio. Thank you for reaching out
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3Y0K Bouvet Island — Propagation Dataset, Notebook, and Interactive Demo
Hi Phil, Yes, absolutely—we would love access to those raw logs and audio. Thank you for reaching out
Mar 30
Tekknowology
, …
Kristina Collins
4
Mar 29
Hello everyone, this is my first question to the group.
YES! I want all the data. I am building this so that it intelligently pulls data based on update
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Hello everyone, this is my first question to the group.
YES! I want all the data. I am building this so that it intelligently pulls data based on update
Mar 29
Gary Mikitin, AF8A
, …
KC Realty LLC
13
Mar 29
HamSCIence Informal Zoom Get-Together, Today at 4PM (Eastern US)
Hello , My daughter came up with the below research idea . Please give suggestions. Ionospheric Radio
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HamSCIence Informal Zoom Get-Together, Today at 4PM (Eastern US)
Hello , My daughter came up with the below research idea . Please give suggestions. Ionospheric Radio
Mar 29
Terry Bullett
,
robertjohnk1
2
Mar 28
Bye Bye Boulder
Hi Terry: Sorry to hear about the decommissioning. Over the years, I used the Boulder Ionosonde data
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Bye Bye Boulder
Hi Terry: Sorry to hear about the decommissioning. Over the years, I used the Boulder Ionosonde data
Mar 28
Gary Mikitin, AF8A
Mar 27
HamSCI Researchers Published in SoftwareX
Congratulations are in order for two groups of HamSCI researchers and their co-authors, for their
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HamSCI Researchers Published in SoftwareX
Congratulations are in order for two groups of HamSCI researchers and their co-authors, for their
Mar 27
Bob Gerzoff
, …
KC Realty LLC
8
Mar 21
RE: [HamSCI] Beginner Analysis of WSPR Data – Request for Guidance
Hello , My kid is want to start collecting data with satellite. Understand and analyze what data is
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RE: [HamSCI] Beginner Analysis of WSPR Data – Request for Guidance
Hello , My kid is want to start collecting data with satellite. Understand and analyze what data is
Mar 21
Isobel Smith - 2E0YSI
, …
Phil Karn
12
Mar 20
Help understanding how to look for evidence of TIDs in WSPR data
SpaceX also regularly launches Falcon 9s from Vandenberg SFB north of Santa Barbara. Unlike Florida
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Help understanding how to look for evidence of TIDs in WSPR data
SpaceX also regularly launches Falcon 9s from Vandenberg SFB north of Santa Barbara. Unlike Florida
Mar 20
Gary Mikitin, AF8A
Mar 19
Awards Announcement: Workshop 2026
Hello from the HamSCI Advisory Board - Each year, typically at the Workshops, Nathaniel W2NAF hands
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Awards Announcement: Workshop 2026
Hello from the HamSCI Advisory Board - Each year, typically at the Workshops, Nathaniel W2NAF hands
Mar 19
Gary Mikitin, AF8A
Mar 19
Workshop 2026 Presentations and Posters Are Now on the Web
Hello HamSCI Community - Nearly all of the presentations and posters from last weekend's Workshop
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Workshop 2026 Presentations and Posters Are Now on the Web
Hello HamSCI Community - Nearly all of the presentations and posters from last weekend's Workshop
Mar 19
Gary Mikitin, AF8A
, …
David Kazdan
8
Mar 19
Meteor Trail over Ohio - On the Heels of the HamSCI Workshop
From AD8Y in Cleveland Heights, just outside Cleveland to the east: I think that my regular recording
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Meteor Trail over Ohio - On the Heels of the HamSCI Workshop
From AD8Y in Cleveland Heights, just outside Cleveland to the east: I think that my regular recording
Mar 19
Alejandro Gonzalez
, …
Rodney Pereira
3
Mar 19
[Spanish Eclipse trio]
Dear All, Thanks for having accepted me to join HamSCI. I am really interested in experimental ham
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[Spanish Eclipse trio]
Dear All, Thanks for having accepted me to join HamSCI. I am really interested in experimental ham
Mar 19
Bill AA7XT
, …
ghby...@k9trv.org
6
Mar 13
How to get from BDL to Hartford?
Safe travels to all! I will attend virtually, except for an unfortunate period Saturday morning, when
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How to get from BDL to Hartford?
Safe travels to all! I will attend virtually, except for an unfortunate period Saturday morning, when
Mar 13
KC Realty LLC
Mar 13
Cube Sat in orbit project
Hello, Has anyone ever completed a CubeSat project and successfully launched it into orbit? We are
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Cube Sat in orbit project
Hello, Has anyone ever completed a CubeSat project and successfully launched it into orbit? We are
Mar 13
Gary Mikitin, AF8A
,
Robert Mattaliano
2
Mar 12
Congrats to NJIT, Scranton, CWRU and SSI Researchers: Frontiers Paper Published
Congratulations to all involved! Bob N6RFM On Wednesday, March 11, 2026 at 2:23:06 PM UTC-5 Gary
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Congrats to NJIT, Scranton, CWRU and SSI Researchers: Frontiers Paper Published
Congratulations to all involved! Bob N6RFM On Wednesday, March 11, 2026 at 2:23:06 PM UTC-5 Gary
Mar 12
Gary Mikitin, AF8A
,
Robert Mattaliano
2
Mar 12
Congrats to TDOA Team - Newly Published Paper
Congratulations Steve and all of the co-authors! Great job. Bob N6RFM On Wednesday, March 11, 2026 at
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Congrats to TDOA Team - Newly Published Paper
Congratulations Steve and all of the co-authors! Great job. Bob N6RFM On Wednesday, March 11, 2026 at
Mar 12
Gary Mikitin, AF8A
, …
Greg Beam
4
Mar 11
Radiosport Leads to Very Busy Bands, K3LR Participates
Hi Nathaniel, Thank you for the kind words! Coming from you, that means a lot. I'm glad you
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Radiosport Leads to Very Busy Bands, K3LR Participates
Hi Nathaniel, Thank you for the kind words! Coming from you, that means a lot. I'm glad you
Mar 11