Cessna 1980 182Q Pilot's Operating Handbook And Flight Manual page 324

26
CESSNA 400 MARKER BEACON
(TYPE R-402A)
PILOT'S OPERATING HANDBOOK
SUPPLEMENT
NOTE
Due to the short distance typical between the middle
marker and inner marker, audio identification of the inner
marker may not be possible
if
muting is activated over the
middle marker.
MARKER BEACON OPERATING PROCEDURES FOR USE WITH
AUDIO CONTROL PANELS PROVIDED WITH THREE TRANSMIT-
TERS. (REF. FIG. 2)
1. OFF/VOL Control -- TURN to VOL position and adjust to desired
listening level. Clockwise rotation increases audio level.
2. HI/LO Sen Switch -- SELECT HI position for airway flying or LO
position for ILS approaches.
3. SPKR/PHN Switch -- SELECT speaker or phone audio.
4. BRT Control -- SELECT BRT (full clockwise). ADJUST as desired
when illuminated over marker beacon.
5. TEST Switch -- PRESS to TEST position and verify that all marker
beacon annunciator lights will illuminate full bright to indicate
lights are operational.
SECTION 5
PERFORMANCE
There is no change to the airplane performance when this avionic
equipment is installed. However, the installation of an externally mounted
antenna or several related external antennas, will result in a minor
reduction in cruise perform"ance.
6 1 October 1979