Icom IC-R20 Instruction Manual - Page 29

3 FREQUENCY AND CHANNEL SETTING ■ Receive mode selection Receive modes are determined by the physical properties of the radio signals. The receiver has 6 receive modes: FM, WFM, AM, LSB, USB and CW modes. The mode selection is stored independently in each band and memory channels. Typically, AM mode is used for the AM broadcast stations (0.495-1.620 MHz) and VHF air band (118-135.995 MHz), and WFM is used for FM broadcast stations (76-107.9 MHz). ➥ Push [MODE SCAN] momentarily several times to select the desired receive mode. DUALWATCH MAIN/SUB POWER BAND DIAL.SEL VFO MHz SWEEP 1 2 T-SCAN SKIP 4 5 TONE SET 7 8 ATT RF GAIN MODE SCAN CENTER MR S.MW 3 SCOPE M.N 6 0 AFC TS 9 LOCK IC Recorder REC MODE SCAN MODE FM 146010 PSKIP FM mode MODE AM 118000 PSKIP AM mode MODE WFM 76000 PSKIP WFM mode ■ Lock function To prevent accidental frequency changes and unnecessary function access, use the lock function. 3 ➥ Push [• LOCK] for 1 sec. to turn the lock function ON and OFF. • " " appears while the lock function is activated. • The squelch control and volume control can be used while the lock function is in use with default setting. Either or both the squelch control and volume control can also be locked in set mode. (p. 49) DUALWATCH MAIN/SUB POWER " " appears while the lock function is in use. BAND DIAL.SEL VFO MHz SWEEP 1 2 T-SCAN SKIP 4 5 TONE SET 7 8 ATT RF GAIN MODE SCAN CENTER MR S.MW 3 SCOPE M.N 6 0 AFC TS 9 LOCK IC Recorder REC LOCK -DUP TSQL AFC MODE FM ANL 146 010 PSKIP √ 16