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Pete Fleming
, …
Dave Buckowski
11
8:16 PM
babyshark(terrashark) software update
Hello Angel, Is the new upgraded BeagleBone Black with the MOHO Tres, TeraShark image out and
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babyshark(terrashark) software update
Hello Angel, Is the new upgraded BeagleBone Black with the MOHO Tres, TeraShark image out and
8:16 PM
Angel Rodriguez
,
John Beale
3
2:24 PM
MOHO Explorer
Hi John, Thanks! I'm not sure how Santa got that thing down the chimney. Cheers, Angel On Wed,
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MOHO Explorer
Hi John, Thanks! I'm not sure how Santa got that thing down the chimney. Cheers, Angel On Wed,
2:24 PM
Bob Hammond
,
Angel Rodriguez
2
Apr 5
Picks of my MOHO in it's airtight enclosure and inside it's comfy pink box.
HI, Nice photos. Any installation of a MOHO Pro or Explorere must be in an airtight box, at the very
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Picks of my MOHO in it's airtight enclosure and inside it's comfy pink box.
HI, Nice photos. Any installation of a MOHO Pro or Explorere must be in an airtight box, at the very
Apr 5
Stephen Hammond
, …
Angel Rodriguez
23
Apr 5
Earthquake now-- M8.7M 8.7 - 126 km ESE of Petropavlovsk-Kamchatsky, Russia 2025-07-29 23:24:50 (UTC)52.510°N 160.261°E18.2 km depth
Hi Larry, I still make the MOHO UNO (formerly baby shark) and MOHO Tres(formerly Terrashark). the the
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Earthquake now-- M8.7M 8.7 - 126 km ESE of Petropavlovsk-Kamchatsky, Russia 2025-07-29 23:24:50 (UTC)52.510°N 160.261°E18.2 km depth
Hi Larry, I still make the MOHO UNO (formerly baby shark) and MOHO Tres(formerly Terrashark). the the
Apr 5
g...@theconnection.com
, …
Bob Hammond
8
Apr 5
Force Balance Vertical Seismometers
Gary, what you don't see inside the foam box is a sealed industrial polystyrene case. I don't
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Force Balance Vertical Seismometers
Gary, what you don't see inside the foam box is a sealed industrial polystyrene case. I don't
Apr 5
Angel Rodriguez
, …
Tom Azlin W7SUA
4
Apr 4
MOHO Pro
Hi Angel, I am interested in one of the complete kits. And a couple of the MOHO ADC units. One for
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MOHO Pro
Hi Angel, I am interested in one of the complete kits. And a couple of the MOHO ADC units. One for
Apr 4
Angel Rodriguez
Apr 4
Vertical force balance
Dave and I have been working on 3d printed vertical force feed back that are easy to build and nearly
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Vertical force balance
Dave and I have been working on 3d printed vertical force feed back that are easy to build and nearly
Apr 4
Jeff Z
Apr 1
Raspberry shake and Artemis launch, take 2
I poked around a bit and have seemed to have found another Shake that saw the launch. Look at the 22:
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Raspberry shake and Artemis launch, take 2
I poked around a bit and have seemed to have found another Shake that saw the launch. Look at the 22:
Apr 1
Jeff Z
Apr 1
Raspberry shake and Artemis 2 launch
I was curious how much the launch of the SLS for Artemis 2 would shake. I looked on the Raspberry
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Raspberry shake and Artemis 2 launch
I was curious how much the launch of the SLS for Artemis 2 would shake. I looked on the Raspberry
Apr 1
Larry Cochrane
,
kjna...@gmail.com
2
Mar 26
Parts for the VolksMeter Sensor
Ahhhh that time of life Larry. Never thought of the reality of being here! 🤣 but here I am
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Parts for the VolksMeter Sensor
Ahhhh that time of life Larry. Never thought of the reality of being here! 🤣 but here I am
Mar 26
Beatrise Robinson
Mar 20
Survey on Citizen Seismology Outreach & Retention (10-15 min, anonymous)
Hello all, I'm Beatrise (Bibi) Robinson, an undergraduate student at Oakland University and
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Survey on Citizen Seismology Outreach & Retention (10-15 min, anonymous)
Hello all, I'm Beatrise (Bibi) Robinson, an undergraduate student at Oakland University and
Mar 20
Pete Fleming
,
kjna...@gmail.com
4
Mar 20
Mark Products L-4 Seismometer
I'd love to give it away but unfortunately my wife is going to be swamped. If someone was able to
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Mark Products L-4 Seismometer
I'd love to give it away but unfortunately my wife is going to be swamped. If someone was able to
Mar 20
Bob Hammond
, …
Beatrise Robinson
3
Mar 20
Seismometers for sale on ebay but.....
Just shot you a message - Bibi Robinson On Friday, March 20, 2026 at 9:33:22 AM UTC-4 Bob Hammond
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Seismometers for sale on ebay but.....
Just shot you a message - Bibi Robinson On Friday, March 20, 2026 at 9:33:22 AM UTC-4 Bob Hammond
Mar 20
John L. Males
,
Larry Cochrane
5
Jan 27
Question: PSN-ADC-USB Board and BOM
Larry, Before you read farther, this is a if/when you have time and if/when you have frame of mind to
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Question: PSN-ADC-USB Board and BOM
Larry, Before you read farther, this is a if/when you have time and if/when you have frame of mind to
Jan 27
Bob Hammond
,
Guy Tytgat
11
Jan 19
Montana quake on Moho and Guralp
LOL! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Guy Tytgat NACT Engineer Wilson Alaska
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Montana quake on Moho and Guralp
LOL! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Guy Tytgat NACT Engineer Wilson Alaska
Jan 19
James Allen
2
Jan 16
RECORDING QUAKES WITH WINSDR AND SAVING THEM WITH WINQUAKE
.Please disregard my request for assistance in resolving this issue. Both programs are working
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RECORDING QUAKES WITH WINSDR AND SAVING THEM WITH WINQUAKE
.Please disregard my request for assistance in resolving this issue. Both programs are working
Jan 16
Bob Hammond
Jan 13
M 6.2 - 133 km SE of Kuril’sk, Russia. 2026-01-13 07:34:08 (UTC
Guralp Moho
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M 6.2 - 133 km SE of Kuril’sk, Russia. 2026-01-13 07:34:08 (UTC
Guralp Moho
Jan 13
Angel Rodriguez
,
Bob Hammond
9
Jan 7
Guralp vs MOHO time series
Ah, good. I was worried I had misadjusted the Moho. Ok on the filters, I'll give that a try. On
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Guralp vs MOHO time series
Ah, good. I was worried I had misadjusted the Moho. Ok on the filters, I'll give that a try. On
Jan 7
Bob Hammond
,
Pete Fleming
5
Jan 7
Moho and Guralp comparison
https://www.ebay.com/itm/356226667908 https://www.ebay.com/itm/133482251329?_skw=PT06E-16-26S+%28SR%
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Moho and Guralp comparison
https://www.ebay.com/itm/356226667908 https://www.ebay.com/itm/133482251329?_skw=PT06E-16-26S+%28SR%
Jan 7
Dave Buckowski
, …
Angel Rodriguez
25
Jan 4
TerraShark, MOHO 3, BabyShark and Earthworm Information or Classes
Hi Bob, Mty MOHO PROs are on an aluminum plate in the box and the box is on a leveled square of
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TerraShark, MOHO 3, BabyShark and Earthworm Information or Classes
Hi Bob, Mty MOHO PROs are on an aluminum plate in the box and the box is on a leveled square of
Jan 4
Peter Gray
, …
Angel Rodriguez
7
Jan 3
EW on Raspberry Pi install issue
Hi Angel, Actually, my mistake regarding armhf. Wolfram Mathematica 14.3 is available on 64-bit
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EW on Raspberry Pi install issue
Hi Angel, Actually, my mistake regarding armhf. Wolfram Mathematica 14.3 is available on 64-bit
Jan 3
James Allen
, …
Robert Thomasson
3
12/21/25
REDWOOD CITY PUBLIC SEISMIC NETWORK A/D BOARD
For someone with the right skills I think troubleshooting and repairing these boards is fairly easy.
unread,
REDWOOD CITY PUBLIC SEISMIC NETWORK A/D BOARD
For someone with the right skills I think troubleshooting and repairing these boards is fairly easy.
12/21/25
jonf...@jonfr.com
12/18/25
unfreeze winsdr remotely
Hi, I was working on my remote station in Iceland. Since I am currently living in Denmark and that is
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unfreeze winsdr remotely
Hi, I was working on my remote station in Iceland. Since I am currently living in Denmark and that is
12/18/25
g...@theconnection.com
,
Dave Buckowski
3
12/6/25
Totally Revamped Website
Dave, It's just coming in now. It's a 7.0M at the south-west corner of the Yukon Canada. Gary
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Totally Revamped Website
Dave, It's just coming in now. It's a 7.0M at the south-west corner of the Yukon Canada. Gary
12/6/25
rsparks
,
John Beale
2
10/6/25
New web page, Flat Spring Seismometer
It took me a while to understand that this was annealed to adopt a circular shape, then loaded enough
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New web page, Flat Spring Seismometer
It took me a while to understand that this was annealed to adopt a circular shape, then loaded enough
10/6/25
David Thomson
2
10/1/25
Storms, “Supermoons,” and a persistent ~0.2 Hz ground hum near New Madrid (paper attached)
The ground resonance is developing as expected due to a pair of hurricanes in the Atlantic and the
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Storms, “Supermoons,” and a persistent ~0.2 Hz ground hum near New Madrid (paper attached)
The ground resonance is developing as expected due to a pair of hurricanes in the Atlantic and the
10/1/25
Larry Cochrane
9/30/25
Changes to the list do to spam
Hi everyone, Due to the recent spam being sent to the list, I've made two changes to the settings
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Changes to the list do to spam
Hi everyone, Due to the recent spam being sent to the list, I've made two changes to the settings
9/30/25
Stephen Hammond
8/4/25
1960 Geotech 8700C. 65 years later
Still operational and ready to go. 10Kg suspension arm, 10-30 second natural period, primary and
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1960 Geotech 8700C. 65 years later
Still operational and ready to go. 10Kg suspension arm, 10-30 second natural period, primary and
8/4/25
Larry Cochrane
,
Stephen Hammond
2
7/30/25
GIF Images on my web site
I'll give it a go in the AM thanks S Sent from my iPhone > On Jul 30, 2025, at 7:57 PM, Larry
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GIF Images on my web site
I'll give it a go in the AM thanks S Sent from my iPhone > On Jul 30, 2025, at 7:57 PM, Larry
7/30/25
Jeff Z
, …
Stephen Hammond
13
7/30/25
Doing more with seismographs
Hi Dave, they are free. Just to be clear, they should not be sold; they were given to me for the PSN
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Doing more with seismographs
Hi Dave, they are free. Just to be clear, they should not be sold; they were given to me for the PSN
7/30/25