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G3XBM (Roger): Disappointment on 137.766kHz
Despite running my QRP LF beacon for over 2 days continuously I have received no successful reports. A couple of people looked without success, but at least they tried. I am leaving it running QRSS3...
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G4ILO (Julian): A PSK Core DLL mystery
The runaway success of the Elecraft KX3 has resulted in a sharp increase in the number of users of KComm. Even those who use a full-featured logging program in the shack find the simplicity of KComm...
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G4ILO (Julian): Seeing red
I just started up Google Chrome and my eye was caught by the minimize, maximize and close buttons in the title bar, which are bright red.They stick out like a sore thumb. I can't believe I wouldn't...
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EA1CS: KP2/KH0WJ, Vírgenes Is.
Naoki, estará activo desde las islas Vírgenes como KP2/KH0WJ, desde hoy 24 hasta el próximo 30 de enero 2013.Estará QRV sólo en Ssb de 10 a 40mts.Qsl vía JS3LSQ, buro o directa.73´s, Luis EA1CS
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G3XBM (Roger): G4FEV reports my QRSS3 LF signal at 56.7km
Path between G4FEV and G3XBM This afternoon I was out and about with my E-field probe checking signal levels of my little 137.766kHz QRPp QRSS3 beacon at various locations around the Cambridge area....
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EA1CS: 3D2NB Fiji Is. y 3D2RX Rotuma Is.
Bob W7YAQ, viaja de nuevo al Océano Pacífico durante el mes de febrero. Bob es un gran conocedor del Pacífico, ya que visitó innumerables de las islas que componen tan inhóspita zona del planeta (...
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G3XBM (Roger): My ERP on 137.766kHz is.......
Thanks to G4FEV, I've just realised that I made a fundamental mistake measuring my field strength, forgetting to turn off the AGC when taking the measurements of my signal relative to DCF39. Whereas my...
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G3XBM (Roger): SMA version of the G3XBM 472kHz transverter
In an email, John G4BAO tells me he has built an SMA version of my 472kHz transverter. At present, he is getting 5W RF out using standard SMA parts and a different FET. If you wish to enquire about...
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G3XBM (Roger): Amateur activity on VLF in the last few days
Several amateurs in Europe have reported strong signals on 8970.022Hz VLF, a frequency used in the past by DJ8WX near Hamburg. It is some months since there has been any amateur "dreamers band"...
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EA1CS: V63XG, trabajo cumplido
Del blog de HaruHaru JA1XGI / 23 enero 2013He terminado de enviar todas las tarjetas que había recibido de mi pasada operación desde Phonpei, tanto las directas como las contestadas por el...
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EA1CS: Malas noticias desde La Antártida
Del WAP- Chuck KC4AACÚltimas noticias desde KC4USV/ 24 enero 2013Un Dehavilland Twin Otter, que volaba para el Programa Antártico de los EEUU, ha desaparecido en las montañas transantárticas, entre...
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W2LJ (Larry): 160 Meter fun
Instead of chasing 80 Meter Foxes, I decided to make an effort in the NAQCC 160 Meter Sprint that was held tonight. Boy, am I glad I did!Up until now, I really haven't had anything that loaded up well...
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J28RO (Freddy): Plus de 100 logiciels gratuits sur votre clé USB
Parfois nous n'avons pas le logiciel nécessaire pour effectuer une manipulation sur des fichiers, lors de voyage ou chez un ami...l'idéal serait d'avoir tout sous la main en fichier auto exécutable....
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J28RO (Freddy): Super Moxon 6m de F4EGZ
L'ami Cédric F4EGZ m'a adressé un document de sa dernière réalisation. Une antenne Moxon 6m qu'il a optimisé pour son espace restreint tout en gardant des performances d'une Yagi quatre éléments... le...
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W6DTW (David): The Un-Club: Validation
At ARRL Pacificon 2012 I presented "Club is a Four Letter Word" - during which I set forth the idea that most amateur radio clubs are hurting more than helping our hobby. The thesis of my presentation...
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EA1CS: 6V7S, Senegal
Vlad RK4FF, estará activo desde Senegal, en varios periodos de este año 2013:11 febrero al 3 abril.13 al 30 de mayo.1 al 16 de julio.22 octubre al 27 de noviembre.Qsl vía RK4FF.73´s, Luis EA1CS
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EA1CS: TM0SI, EU-068
Miembros del Charente Dx Group, estarán activos desde la isla Sein, con referencia IOTA, EU-068, del 27 de abril al 4 de mayo 2013. Qsl vía F5EOT.73´s, Luis EA1CS
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AE5X (John): A tale of two Januarys
The best of times (2012), the worst of times (2013). . . trying like the Dickens to scare up some DX.Last year had a great opening with multiple DXpeditions on the air simultaneously: T32, C21, VP6,...
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G3XBM (Roger): 137.766kHz ERP - now measured at 6.6uW
So, today I repeated my field measurements to establish the ERP of my 8W 137.766kHz beacon feeding my earth-electrode antenna. This time I did the measurement correctly. Here's how.Travel 2km from the...
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G4VXE (Tim): Raspberry Pi progress (RTL_ADSB, WSPR, WSJT and Dump1090 all...
This year, Santa was kind enough to bring me a Raspberry Pi computer for Christmas. I'd been aware of them throughout the year, but had become much more interested recently when I started to see some...
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