AVIONICS FLIGHT CHECKS (CONT)
Repeat entire procedure for each
audio control panel.
UHF radio set - Check as follows:
Altitude - 1200 feet above ground level
Transmitter selector switch - #3 or #5.
Function selector switch (UHF command
set) - BOTH.
required test frequencies.
Mode selector - As required.
Volume control - As required.
Squelch switch - As required.
Fly aircraft to a point 35 nautical miles away
from test station.
Communicate with test station when 20
miles away and again at 35 miles.
communication with test station each 10
while flying a 360 flat turn (not to exceed 5
uniformly loud and clear through these tests.
Repeat procedure for frequencies in low,
middle, and high ranges.
VHF radio set - Check as follows:
Altitude - 1000 feet AGL.
Transmitter selector switch (audio control
panel) - #1 or #2.