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#1
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![]() David Stinson wrote: dxAce wrote: A few weeks ago it was thought to be coming from northern New Mexico, based upon propagation. Uncle Sam has multiple hi-power transmitter sites which can all be controlled from a central site and used in any combination (I was a SHARES op and worked them on many occasions). Each could be controlled independantly for power, mode, directivity etc. Given the large spread of frequencies used, the power levels and, most telling, the obvious switching between multiple transmitter locations when I last heard them on 10 MC, I still believe YS was an excercise in DFing, probably run for the benefit of multiple agencies. You've all heard pirates. Compare their flea-fart transmissions to what you've heard from Sam. Just one guy's opinion, but an informed one. I never heard (or read) anything about multiple locations. As best as I and others could determine is that the signal was (is) coming from northern New Mexico. And narrowed down specifically to the Albuquerque area. I've seen nothing much regarding this return to the original frequencies versus the operation under WWV, but monitoring observations here would indicate that it's operating from the same general area based upon propagation. dxAce Michigan USA |
#2
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![]() dxAce wrote: I've seen nothing much regarding this return to the original frequencies versus the operation under WWV, but monitoring observations here would indicate that it's operating from the same general area based upon propagation. I didn't hear him on the original freqs; came to the YS game too late. But the transmissions under WWV were characteristic of Unc's multiple site transmissions. Having worked them over the years, that was the "tell" for me. Perhaps the main effort was being concentrated around Albuquerque; one of the big sites is located near there. Dave S. |
#3
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![]() David Stinson wrote: dxAce wrote: I've seen nothing much regarding this return to the original frequencies versus the operation under WWV, but monitoring observations here would indicate that it's operating from the same general area based upon propagation. I didn't hear him on the original freqs; came to the YS game too late. But the transmissions under WWV were characteristic of Unc's multiple site transmissions. Having worked them over the years, that was the "tell" for me. Perhaps the main effort was being concentrated around Albuquerque; one of the big sites is located near there. Based upon propagation and the observations of others it would seem as though there is only one site, even given the operation on the WWV/WWVH frequencies. Nothing noted here, or observed elsewhere to the best of my knowledge would indicate any shift from one site to another on any given frequency or multiple frequencies. dxAce Michigan USA |
#4
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![]() dxAce wrote: Based upon propagation and the observations of others it would seem as though there is only one site, even given the operation on the WWV/WWVH frequencies. Each to his own opinion, I guess. At least you didn't call me " 'tard boy" ;-). |
#5
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![]() David Stinson wrote: dxAce wrote: I've seen nothing much regarding this return to the original frequencies versus the operation under WWV, but monitoring observations here would indicate that it's operating from the same general area based upon propagation. I didn't hear him on the original freqs; The 'original' frequencies are in use now. They are 10500, 6500, 4300 and 3700. dxAce Michigan USA |
#6
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![]() "dxAce" wrote in message ... The 'original' frequencies are in use now. They are 10500, 6500, 4300 and 3700. Yes, 3700, 4300, & 6500 were active when I checked last night at 0817, today only 6500 & 10500 are being heard. This would indicate that with propagation being what it is, it is coming from only one location. At night, 10500 fades out and I only hear it on the lower freqs. During the day, 3700 and 4300 fade out and I only hear it on the two higher freqs. I doubt any other freqs are in use since the signal takes about 10 seconds from start of transmission on one freq, to start of transmission on another freq. Since it has a 40 second interval on each freq, it's apparent that it's cycling through each freq. I don't know what it did when it was on the WWV freqs, but I only heard it on 5 and 10 MHZ. -- Tom Sevart N2UHC Frontenac, KS http://www.geocities.com/n2uhc |
#7
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I'm listening to Sam on 3700 KC.
Unlike the last few times I heard him under WWV, there is no detectable site switching on this transmission. I haven't checked the other freqs yet. With the multiple freqs involved and the timing, I'm still convinced it's Uncle doing an exercise, probably DFing. No way some ham has gone to all this trouble, especially since he would certainly have been caught by now. Dave S. |
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