Cessna 1980 182Q Pilot's Operating Handbook And Flight Manual page 244

13
SSB HF TRANSCEIVER
(TYPE ASB-l25)
PILOT'S OPERATING HANDBOOK
SUPPLEMENT
2
2
7
6
5
4
3
1.
CHANNEL WINDOW - Displays selected channel.
2. RELATIVE POV.r:R ~TER - Indicates relative radiated power of the power
amplifier / antenna system.
3. MODE SELECTOR CONTROL - Selects one of the desired operating modes:
USB - Selects upper sideband operation for long range voice communica-
tions.
AM - Selects compatible AM operation and full AM reception.
TE L - Selects upper side band with reduced carrier, used for public corres-
pondence telephone and ship-to-shore.
LSB - (Optional) Selects lower sideband operation (not legal in U.S.,
Canada and most other countries).
4. SQUELCH COXTROL - Used to adjust signal threshold necessary to activate
receiver audio. Clockwise rotation increases background noise (decreases
squelch action): counterclockwise rotation decreases background noise.
5, CL';'RIFIER CONTROL - Used to "clarify" single sideband speech during
rec·E:·'E ';J<!J.lle in USB mode only.
6. CEX"SE:" SELECTOR CONTROL - Selects desired channeL Also selects AM
mc·c.e
~:
,:::<>.nnel frequency is 2003 kHz, 2182 kHz or 2638 kHz.
7. OX·
ACDra
CO~TROL - Turns set ON and controls receiver audio gain.
Figure
1.
SSB HF Transceiver Operating Controls
1 October 1979