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Phil Kane wrote:
On Tue, 17 Jun 2008 12:30:29 EDT, Jeffrey D Angus wrote: I thought the purpose of Field Day was to serve as a training ground for emergency preparedness. And a time to experiment with new techniques and technology in an "emergency" setting without it being a "real" emergency. My sole interest in 80 meters is for EmComm data modes, where NVIS is the desired mode. I hope that my (inefficient) dipole will do what I want..... Only it really isn't inefficient - at least not because of it's radiation pattern. I'm curious though, what data modes do you use on 80? I do PSK there, but are you doing handshaking and error correction? This time of year could be taxing on that. We can spin this into an other thread if you like. - 73 de Mike N3LI - |
#2
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On Thu, 19 Jun 2008 13:20:45 EDT, Michael Coslo wrote:
My sole interest in 80 meters is for EmComm data modes, where NVIS is the desired mode. I hope that my (inefficient) dipole will do what I want..... Only it really isn't inefficient - at least not because of it's radiation pattern. The antenna that I am using is a B&W HF Wideband Folded Dipole, best described as a resistor with wires and a balun. It was originally developed for quick-and-dirty erection and has become "the standard" for those Federal agencies that can't afford to install monster HF log-periodic beams. It does cover all frequencies between 160m and 10m equally poorly without the need for an antenna tuner. Mine is mounted with the center about 35 feet AGL and the ends about 25 feet AGL. I'm curious though, what data modes do you use on 80? I do PSK there, but are you doing handshaking and error correction? This time of year could be taxing on that. PSK and Pactor I. I have been fairly successful with PSK but I haven't heard any P-I signals where they're 'sposed to be. Some of us locals are planning to have a P-I QSO to make sure that we can connect to something. There's 'sposed to be a local CMS (HF relay) station not far from here but we haven't heard it on. So much for 24/7 availability. -- 73 de K2ASP - Phil Kane From a Clearing in the Silicon Forest Beaverton (Washington County) Oregon e-mail: k2asp [at] arrl [dot] net |
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