Merkouris SV2HWM Profile
Merkouris SV2HWM

@SV2HWM

Followers
2K
Following
17K
Media
3K
Statuses
5K

Thessaloniki, Greece
Joined May 2016
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@SV2HWM
Merkouris SV2HWM
6 years
All twelve Expedition 61 - #ARISS Series 15 #SSTV images transmitted from the #ISS in memory of cosmonaut Alexei #Leonov, as received in Greece on Dec 29-31, 2019 and Jan 1, 2020. @ARISS_status @lambdaprog @AmsatUK @ISS_Ham_Radio @issfanclub @AmsatUK @SWRadiogram @R4UAB @SP3QFE
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@SV2HWM
Merkouris SV2HWM
16 hours
2025-09-01 10:30 UTC - Reception of another original message from the decaying ๐Ÿ‡ฎ๐Ÿ‡ช CubeSat ๐Ÿ›ฐ๏ธ EIRSAT-1 on 437.100 MHz, in GFSK 9600 bd. Current altitude ~240 km. "Hey! Whatโ€™s this thing suddenly coming toward me very fast? Very, very fast.".@EIRSAT1 @dj_mckeown @SheilaMcBreen
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@grok
Grok
22 days
The most fun image & video creation tool in the world is here. Try it for free in the Grok App.
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@SV2HWM
Merkouris SV2HWM
1 day
2025-08-31 21:35 UTC - Reception of raw telemetry from the ๐Ÿ‡ซ๐Ÿ‡ท 6U CubeSat ๐Ÿ›ฐ๏ธ UVSQ-SAT NG on 401.850 MHz, in BPSK G3RUH 9600 bd, with @rtlsdrblog v.4 and Yagi antenna in ๐Ÿ‡ฌ๐Ÿ‡ท. Decoded frames were uploaded to the @SatNOGS db. @uvsqsat
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@SV2HWM
Merkouris SV2HWM
1 day
2025-08-31 20:40 UTC - Reception of a cute message from the decaying ๐Ÿ‡ฎ๐Ÿ‡ช CubeSat ๐Ÿ›ฐ๏ธ EIRSAT-1 on 437.100 MHz, in GFSK 9600 bd, with @rtlsdrblog v.3 and Yagi antenna in ๐Ÿ‡ฌ๐Ÿ‡ท. Decoded frames were uploaded to the @SatNOGS db. Current altitude ~250 km. @EIRSAT1 @dj_mckeown @SheilaMcBreen
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@SV2HWM
Merkouris SV2HWM
2 days
2025-08-30. Images received this evening from the ๐Ÿ‡ท๐Ÿ‡บ ๐Ÿ›ฐ๏ธ UmKA-1 on 437.625 MHz, in Robot36 and Robot72 #SSTV modes. Rx in ๐Ÿ‡ฌ๐Ÿ‡ท with @airspy_com Mini and turnstile + LNA/BPF on a remotely controlled PC in Thessaloniki and with @rtlsdrblog v.4 dongle and Yagi antenna in Chalkidiki.
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@SV2HWM
Merkouris SV2HWM
3 days
2025-08-30. Images received this morning from the ๐Ÿ‡ท๐Ÿ‡บ ๐Ÿ›ฐ๏ธ UmKA-1 (RS40S) on 437.625 MHz, in Robot36 and Robot72 #SSTV modes. It's the first time I see the SSTV transmission from RS40S being reported in GMSK USP.
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@SV2HWM
Merkouris SV2HWM
3 days
A new transmission of #SSTV images is scheduled from the ๐Ÿ›ฐ๏ธ UMKA-1 RS40S, dedicated to Knowledge Day. Tx start: Aug 30 at 00:35 UTC.Tx end: Aug 30 at 21:00 UTC.Mode: Robot36.Frequency: 437.625 MHz.Source:
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@SV2HWM
Merkouris SV2HWM
3 days
Nice paper QSL card, confirming reception of telemetry from ๐Ÿ›ฐ๏ธ REAL (WR9XTX). Many thanks to the entire team at the Space Science and Engineering Lab of @montanastate University.
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@SV2HWM
Merkouris SV2HWM
1 month
2025-07-24 08:28 UTC โ€“ Reception of raw telemetry from the newly deployed ๐Ÿ‡บ๐Ÿ‡ธ 3U CubeSat ๐Ÿ›ฐ๏ธ REAL on 450.060 MHz, in GFSK 9600 bd. Only one frame was decoded and uploaded to the @SatNOGS db with remote controlled @airspy_com Mini and turnstile antenna + LNA/SAW in ๐Ÿ‡ฌ๐Ÿ‡ท. @montanastate
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@SV2HWM
Merkouris SV2HWM
4 days
RT @NASAArtemis: NASA is looking for volunteers to passively track Orion during Artemis IIโ€™s crewed flight around the Moon! This data willโ€ฆ.
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@SV2HWM
Merkouris SV2HWM
5 days
2025-08-26 19:41 UTC. Reception of telemetry from the ๐Ÿ‡ท๐Ÿ‡บ 6U CubeSat ๐Ÿ›ฐ๏ธ MTUSI-1 on 438.100 MHz, in LoRa mode (SF: 8, CR: 5, BW: 125 kHz). @tiny__GS with @lilygo9 TTGO LoRa32 433MHz ESP32 board and ฮป/4 GP antenna in ๐Ÿ‡ฌ๐Ÿ‡ท.
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@SV2HWM
Merkouris SV2HWM
5 days
The original photo as taken by ๐Ÿ›ฐ๏ธ ArcticSat-1.
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@SV2HWM
Merkouris SV2HWM
6 days
2025-08-27 07:20 UTC. New image received from the ๐Ÿ‡ท๐Ÿ‡บ ๐Ÿ›ฐ๏ธ ArcticSat-1 (RS74S) on 435.890 MHz, in Robot36 #SSTV mode. Rx with @airspy_com Mini and turnstile antenna + LNA/BPF in ๐Ÿ‡ฌ๐Ÿ‡ท.
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@SV2HWM
Merkouris SV2HWM
6 days
๐Ÿ›ฐ๏ธMeteor-M N2-4 LRPT RGB composite image. 137.9 MHz / OQPSK @ 72k symbol rate.
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@SV2HWM
Merkouris SV2HWM
6 days
๐Ÿ›ฐ๏ธ๏ธMeteor-M N2-3 LRPT RGB image.137.9 MHz / OQPSK @ 72k symbol rate.
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@SV2HWM
Merkouris SV2HWM
6 days
2025-08-27 07:20 UTC. New image received from the ๐Ÿ‡ท๐Ÿ‡บ ๐Ÿ›ฐ๏ธ ArcticSat-1 (RS74S) on 435.890 MHz, in Robot36 #SSTV mode. Rx with @airspy_com Mini and turnstile antenna + LNA/BPF in ๐Ÿ‡ฌ๐Ÿ‡ท.
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@SV2HWM
Merkouris SV2HWM
7 days
RT @CSUM_F4KJX: The answer is the ๐Ÿ›ฐ๏ธ AO-7 :.H1: 1974, the sat was launched this year. H2: coordinates of the unisphere to show the world. Hโ€ฆ.
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@SV2HWM
Merkouris SV2HWM
8 days
Congratulations to the organizers for such an interesting game, and also to the winners! @HJ3DSH @n6rfm .I shall be looking forward to the next one!.
@CSUM_F4KJX
F4KJX - CSUM Hamradio
8 days
It's the end of our first game on #ENSO !.The 3 winners are :.๐Ÿฅ‡ @SV2HWM .๐Ÿฅˆ @HJ3DSH .๐Ÿฅ‰ @n6rfm . Thank you to all the participants ! We will contact everyone in the next days. Our team is already planning the next game, stay tuned ๐Ÿ˜‰.
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@SV2HWM
Merkouris SV2HWM
9 days
๐Ÿ›ฐ๏ธ Meteor-M N2-3 LRPT RGB image .137.9 MHz / OQPSK @ 72k symbol rate.
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@SV2HWM
Merkouris SV2HWM
10 days
2025-08-23 09:35 UTC. ๐Ÿ›ฐ๏ธ ENSO is still transmitting hint 5. ๐Ÿค” @CSUM_F4KJX @enzobecamel
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@CSUM_F4KJX
F4KJX - CSUM Hamradio
13 days
The hint 5โƒฃ is onboard !. It's the last hint for our first game. You have until Friday 10:00 UTC to try to find the answer, after we will publish the results !.
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@SV2HWM
Merkouris SV2HWM
11 days
2025-08-22 08:19 UTC. Excellent reception of the image transmitted from Vizard-Meteo RS38S on 437.825 MHz, in Robot36 #SSTV mode, celebrating Russiaโ€™s National Flag Day. Rx with @airspy_com Mini and turnstile antenna + LNA/SAW on a remotely controlled PC in Thessaloniki, ๐Ÿ‡ฌ๐Ÿ‡ท.
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@SV2HWM
Merkouris SV2HWM
11 days
2025-08-21 19:34 UTC. Image received from the ๐Ÿ‡ท๐Ÿ‡บ ๐Ÿ›ฐ๏ธ Nanozond-1 RS49S on 437.000 MHz, in Robot72 #SSTV mode. Rx with @rtlsdrblog v.4 and Yagi antenna in Chalkidiki, ๐Ÿ‡ฌ๐Ÿ‡ท. It's the same image transmitted from Vizard-Meteo, but in better quality (Robot72 vs Robot36).
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@SV2HWM
Merkouris SV2HWM
11 days
2025-08-21 19:20 UTC. Image received from the ๐Ÿ‡ท๐Ÿ‡บ ๐Ÿ›ฐ๏ธ Vizard-Meteo RS38S on 437.825 MHz, in Robot36 #SSTV mode, celebrating Russiaโ€™s National Flag Day. Rx with @airspy_com Mini and turnstile antenna + LNA/SAW on a remotely controlled PC in Thessaloniki, ๐Ÿ‡ฌ๐Ÿ‡ท.
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@SV2HWM
Merkouris SV2HWM
11 days
2025-08-21 19:20 UTC. Image received from the ๐Ÿ‡ท๐Ÿ‡บ ๐Ÿ›ฐ๏ธ Vizard-Meteo RS38S on 437.825 MHz, in Robot36 #SSTV mode, celebrating Russiaโ€™s National Flag Day. Rx with @airspy_com Mini and turnstile antenna + LNA/SAW on a remotely controlled PC in Thessaloniki, ๐Ÿ‡ฌ๐Ÿ‡ท.
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