R08168: 132.350 -> 131.005 / 2x CH47
R20160: 134.100 -> 132.350 -> 131.005 / 3x H60 4x AH64
R20163: 129.875 -> 132.350 -> 131.005 / 3x H60
R08196: 129.875 -> 119.480 -> 131.005 / 2x CH47
R08197: 129.875 -> 119.480 -> 132.350 -> 131.005 / 2x CH47
R20221: 129.875 -> 132.350 -> 131.005 / 3x H60
R73139: 132.350 -> 131.000 / 4x AH64
R73164: 136.080* -> 131.000# / 4x AH64
*Talking to Volkel, but the airfield is closed. Most likely talking to the firebrigade who is monitoring this freq outside operating hours although they (73136) are most likely unaware of it.
# Heard them switch, but somehow failed to hear them on 131.005.