[MRCA] Saturdays East-West Mil Commo Test
Tim
timsamm at gmail.com
Tue Sep 19 15:46:28 EDT 2023
Hi Ray - I'm planning for the Gilbert - West Coast military radio check
upcoming for this weekend, Saturday 23 Sept.
I will be operating a PRC-174 from a field location out this way. So I ran
the VOA propagation prediction for the CA-MD path at 1800Z (11AM PDT, 1400
EDT). Freq= 18.145 mc.
Variables I entered are SSB, quarter wave verticals at each end, 50 watts
(split between 100 W GRC-106 and 20 W PRC-174). Prediction uses current
solar activity.. I find these predictions to be fairly accurate for my
purposes...
It does not look good for propagation success: prediction (18 mc brown
curve) is less than 5% for an acceptable SNR with those parameters. See
chart. Other bands not usefully better..
But I guess we try anyway., maybe some mid-west / west coast Mil rock
crushers may try also...But otherwise a good excuse to get out in the
field..
FYI, Tim
N6CC
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