Final Summary Report Grimeton Radio Station 17,2 Khz Alexanderson Day 2021-07-04 Transmissions
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Final Summary Report Grimeton Radio Station 17,2 kHz Alexanderson Day 2021-07-04 Transmissions Country City Name Call sign Equipment Equipment details Reception Quality Additional Information Base Loaded 13 m vertical. RSP2 SDR. SDR- or Kiwi-SDR & local Windows 7 PC and SDRConsole Australia Bayswater Bentley Stephen VK3YJQ antenna Software. Unheard SDR- or Kiwi-SDR & local Airspy HF+ Discovery, Mini-whip and SDR There was no sign of JXN on 16.4kHz so I'm not surprised Australia TAROONA VERRALL Richard VK7RZ antenna Sharp software Unheard that SAQ was not able to be copied. SDR- or Kiwi-SDR & local Austria Wien Strukov Urs OE1 / HB9DIL antenna QRK 4 vvv de saq at 0845 utc SDR- or Kiwi-SDR & local Austria Leobendorf Michl Aschauer OE3MAA antenna KiwiSDR on AAA-1C Antenna 252 Audio recording: https://www.dropbox. SDR- or Kiwi-SDR & local com/s/le0ak0mafdkfstb/SAQ%20Grimeton_17% Austria Leibnitz Robic Patrick Patrick Robic antenna Perseus SDR with MiniWhip antenna SINPO 24442 2C2_040721_0858.mp3?dl=0 Radio receiver & local Austria Gmunden Hartwin Vichtbaur OE5VCM antenna LOOP ANT QSA 4 Transmission of a message at 11:00 CET (09:00 UTC) Tnx for Activity, fine Job! I had S7 QRM and S9+5 QRN peaks due to G5RV as "short wire" for 17,2 kHz. Thunderstorms over central- and northern Europe. But no Radio receiver & local Mixer to 14,0172 MHz (NE612). Problem to copy both SAQ-transmissions today: S9+10! Austria Bregenz Roland Manner OE9RMV antenna RX: Kenwood TS590SG. 599 Vy 73 de Roland, OE9RMV Nearly the same reception quality on both Excalibur Pro settings: DDC bandwidth 24 kHz, RBW 1Hz, Winradio WR-G33DDC Exclibur Pro, transmissions. Local noise floor -112 200 Hz CW bandwidth. Loop pointing to SAQ location. SDR- or Kiwi-SDR & local Wellbrook active magnetic loop ALA dBm, SAQ signal -106 to -104 dBm. Gratulation to keep the Old Lady running so well! Very Austria Nussdorf am Attersee MAZUR Reinhart OE5MZO antenna 1530LN Clear and stable signal for easy decoding impressive and astonishing! 73 & 55! Reinhart very poor signal, just carrier noise, signal too poor to Radio receiver & local old radio Telefunken Adagio after decipher, just clear that there IS it transmitting, no BFO Austria Peuerbach Gerhard Schönbauer Gerhard Schönbauer antenna Restoration / long wire as antenna SINFO 12241 existing Radio receiver & local Austria Hadersdorf-Kammern Richle Hermann OE3RV antenna AOR 7030, ant windomantenna RST: 5/9 tnx fer transmission and to activate the old transmitter RSP-Duo, Homemade Up-Converter SDR- or Kiwi-SDR & local 10mc/ELF, Homemade Ferritantenne Austria Wilhelmsburg Franz Filzwieser OE3FFC antenna 30cm lg QSA 4, QRK 5 many thanks for the ufb transmission today. Hope cuagn. Radio receiver & local miniWHip 6m up; Laptop; powered by Austria Reichenau Wolfgang Haslinger OE3WHU/P antenna Car Battery ...a fieldday setup 20dB above noise, low statics Radio receiver & local Austria Reichenau an der Rax Kreuzer Gerhard oe3GKC antenna Midi-Whip, Laptop +20db, 59 Radio receiver & local Converter: Home Made (with SO42P 17,2 Austria Vienna Koller Günter OE1GKS antenna kHz >4Mhz), FD4 als T-Antenna 599 10 to 15 dB above noise, lot of Interesting to follow the tuning procedures after the second SDR- or Kiwi-SDR & local 40 Turns 1x1 m Loop, Soundcard, Interference, 17,18 kHz according to transmission. Thank you for keeping this historic transmitter Austria Neulengbach Öller Andreas Öller Andreas antenna Spectrum Lab Spectrum Lab still running. SDR- or Kiwi-SDR & local ELAD FDM DUOr Receiver and OK2ZI Austria St.Pölten Lechner Manfred OE3MLW antenna Miniwhip Antenna RST 599 Radio receiver & local ICOM IC 7610 + 10MHz converter, 80m Austria Hirshbach Hans Eckl OE5ANL antenna longwire RST 579 / RST 689 Thank you for your activity! SDR- or Kiwi-SDR & local Long wire antenna ( 20 m. ) / SDR + Belgium Ostend Rob Laurens ON4ROB antenna Spyverter R2 HF Converter 3 - 3 Thanks for the exciting moment! SDR- or Kiwi-SDR & local Belgium Ruiselede Freddy Vandendriessche on6fv antenna sdr uno rst 533 tnx 73 SDR- or Kiwi-SDR & local Belgium Merchtem Joeri Van Dooren ON3URE antenna 5M diameter receive loop 359A https://youtu.be/NRGa_EeIkN8 SDR- or Kiwi-SDR & local Belgium Middelkerke GHYSELBRECHT Gilbert ONL12523 antenna With a lot of QRM Radio receiver & local Belgium Borgloon Gors-Opleeuw Paul Meugens on4ssb antenna fet preamp, sound card 599 SDR- or Kiwi-SDR & local LOOP ANTENNA + RSPdx ,software: third transmission I followed , this one recorded in WAV Belgium TEMSE Willy CAUWERTS ON5KN antenna SDRConsole v3.022 RST 569 RF64 format SDR- or Kiwi-SDR & local PA0RDT MiniWhip antenna 5 m agl; VLF 12 UTC session: -40 dB on SDRSharp Audio file on www.tls.uba.be/Projecten.html . Click the first Belgium De Pinte Smet Luc ON5UK antenna converter; RTL DV3 and SDRSharp app. scale. RST 539 on ear. link. SDR- or Kiwi-SDR & local Active antenne PA0RDT/ RSP1dx / Belgium Ichtegem Wilfried Derynck ON6EO antenna Samsung laptop W7 / SDRUno software RST 579 =QRM =QRN Printed 2021-08-12 1 Final Summary Report Grimeton Radio Station 17,2 kHz Alexanderson Day 2021-07-04 Transmissions Country City Name Call sign Equipment Equipment details Reception Quality Additional Information Radio receiver & local 59 reception was better in de first Belgium Opwijk Schollaert.Johnny ON6JR antenna EKD 500 self made antenna transmission SDR- or Kiwi-SDR & local Belgium Kortemark Sinnaeve Stefaan ON3IWH antenna RsPdx 10 to 15 db S/N Groundplane antenna for 20m band, connected directly to soundcard, and Both transmissions heard with good copy, SDR- or Kiwi-SDR & local SAQrxV094 software. Noisy city RST 559, with some QRN from Some frequency drift noted during the second transmission. Belgium Oostende Decroos Luc ON7DQ - Luc Decroos antenna environment. approaching thunderstorms Thanks for the event and keep up the good work, 73 ! Radio receiver & local Loop antenne, homemade receiver 2 Belgium TONGEREN Hugo Sneyers ON6HN antenna tubes and old morsewriter (telegraph) 599 https://youtu.be/hqu1jfLuVsk I use a 20m raingutter on my balcony as TNX for the event, and to all members of the association ! SDR- or Kiwi-SDR & local antenna and Alu railing as 'earth' Belgium Koksijde Germain Schepens ON4SG antenna (Counterpoise !) 579 73 Germain I can't do well decode morse myself but on this link on the internet: https://www.dropbox. com/s/j65qvr52xb64ht4/SAQ%2017.2%20kHz%2004-07- 21%20-%2011.00%20UTC.mp3?dl=0 you can listen to a mp3 audio recording with the message of this broadcast I received here in Veurne, Belgium on July 04, 2021 at 09.00 UTC. RX: Perseus SDR. As an antenna I used On this 'Youtube' movie: https://youtu.be/qJbD70Swu2Q a simple T-antenna of +- 35 meters long you can see a short movie of the broadcast on my Perseus without a balun! My computer was running SDR receiver from the broadcast in the morning. It's a on batteries during the broadcast. That movie from at 08.58 (just before the official broadcast at Radio receiver & local also gave much less interference on the 09.00 UTC) Belgium Veurne Hugo Matten Hugo Matten antenna 17.2 kHz! SINPO: 2 5 3 4 3 Radio receiver & local Elecraft K3/P3 and home made converter Noise level -100dBm, SAQ -85 dBm. QSA Belgium Hamme Guido ON6RL antenna to 10MHz, PA0RDT antenne. 5 all the time. None. SDR- or Kiwi-SDR & local AirspyHF+ Discovery SDR with indoor Youtube video: https://www.youtube.com/watch? Belgium Lokeren Patrick Verkimpe ON4CDJ antenna passive Youloop, Linrad software 10 dB over noise v=jbj8sBlRs4I Audio : MP3:https://www.dropbox. com/s/eby3g9575d7e71e/Grimenton%2004%20juli%2021. mp3?dl=0 Video: https://www.dropbox.com/s/z57pgprdshrblfv/DSCN8221. MOV?dl=0 SDR- or Kiwi-SDR & local Transmission : 14:00 CET (12:00 UTC) Belgium |Blankenberge Jos Gurdebeke ON8VRT antenna SDRPlay 1A with Active Wiph antenne Sinpo 3 3 4 3 3 Radio receiver & local Collins 75A-4 + Palomar up converter. Belgium Oudenaarde Martin De Waele ON7ME antenna 40m dipole antenna RST 325 Vy nice sig exept for QRN this morning. Bortolucci, Daniel Web- or Kiwi-SDR & Brazil Americana Whitaker PU2WTK remote antenna WebSDR at University of Twente 599 On this morning of July 4th, 2021, it was at 5 degrees of temperature, and the propagation was different compared to the transmission of July 5th, 2020. I thought I would have better reception, but it was not expected, as in 2020 the conditions were what I had was after a heavy storm the night before the event. Today's signal was at a level slightly higher than the noise level, sometimes blending into a RST 349. The antenna was the same used last year, a 500 meter long Beverage. The cold did not favoring a better Radio receiver & local reception. I even thought that this first broadcast today was Brazil Glorinha Alencar Aldo Fossá PY3CEJ antenna Rohde & Schwarz - EK-896 RST 349 coming with less power from the transmitters. Radio receiver & local sm6lkm vlf converter, pa0rdt miniwhip, No copy this time but thanks for keeping her running and Canada Bauline , Newfoundland joe vo1na antenna ft817 Unheard the fine video. Battery-powered W1VD's Modified Ops. VE2JWH & VE2AAY drove to rural location, 1st Granby Amateur Radio SDR- or Kiwi-SDR & local AMRAD E-Probe, isolation transformers, transmission only, inverter left on by mistake, X-ray solar Canada Saint-Joachim-de-SheffordClub VE2CRG antenna twisted pair, SDRplay RSPdx + SDRuno. Unheard flares may have been detrimental. Printed 2021-08-12 2 Final Summary Report Grimeton Radio Station 17,2 kHz Alexanderson Day 2021-07-04 Transmissions Country City Name Call sign Equipment Equipment details Reception Quality Additional Information Local noise was measured at - 70 dBm. At the beginning of the 12:00 UTC transmission I could only hear the noise floor via all three receivers (as I had been receiving since 11:10 UTC (07:10 local).