MTVA question (for MTS2000 VHF)

MTVA question (for MTS2000 VHF)

Control unit w VHF amp. NTN1323
Control unit w UHF amp. NTN1324
Control unit w 800 amp. NTN1325
Control unit w 900 amp. NTN1326
Control unit w/o amp. NTN1322
There must be a controller attached to the cradle to work.