[MilCom] 7975.0 US Military?

[Jack L. Metcalfe]

7975.0 NS4NS13 calling NS6NS13, possibly US Military units.  Active 
yesterday on 9069.0 USB: 1258 UTC in USB ALE (13/AUG/2013) (JLM)
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Jack L. Metcalfe -  Stanford, KY
Software Radio Laboratory QS1R SDR
Icom IC-R75 (x2) & Icom IC-R8500
Icom IC-R5, Uniden BCD996T, BCD996XT & AOR AR8200
355' Longwire & 155' Inverted L Sloper Antennas
Diamond D-130J Discone & SAMCO UHF Yagi
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