k. At 35 nautical miles maintain continuous communication
with test station while flying a 360° turn. Communication
should be uniformly loud and clear through these tests.
It may be necessary to make this turn a level wing, flat turn.
1. Repeat step k. above for all assigned frequencies in the
low, middle, and high ranges.
m. ECCM operation.
Transmitter - interphone selector switch - No. 2
Function selector switch (UHF command set) - As
Manual frequency (100 MHz)/ECCM selector - A.
Preset channel selector - Select desired ECCM net.
Conduct a two-way communications check.