America Inc. Two-Way Radio User Manual

60
11
OTHER FUNCTIONS
■ Antenna selection
The IC-R20 has an internal bar antenna installed for receiving
AM broadcast band
(0.495–1.620 MHz; differ according to version)
signals. In addition, the connected earphone’s cable can be
used as an antenna for receiving FM broadcast band
(76.000–107.995 MHz; differ according to version) signals.
DD
Selecting antenna
qPush [8 SET] for 1 sec. to enter set mode.
wRotate [R-DIAL] to select “AM ANTENNA” or “FM AN-
TENNA” for AM broadcast band or FM broadcast band, re-
spectively.
eAfter pushing [8 SET], rotate [R-DIAL] to select “BAR”
when “AM ANTENNA” is selected for the AM broadcast
band; select “EARPHONE” when “FM ANTENNA” is se-
lected for the FM broadcast band.
rPush [DUALWATCH] to exit set mode.
NOTES:
• Some noise or spurious may be received when the inter-
nal bar or earphone cable is used for antenna.
• The supplied or third party’s antenna MUST BE con-
nected to the antenna connector to receive signals other
than AM or FM broadcast bands.
• When receiving an AM broadcast signal with internal bar
antenna, aim the receiver to better audio direction.
• When the internal bar or earphone cable is used for an
antenna, the attenuator function cannot be used.
>BAR
-EXT
----------------
AM-ANTENNA
>EARPHONE
-EXT
----------------
FM-ANTENNA
Bar antenna selection for
0.495–1.620 MHz band
Earphone cable selection for
76.000–107.995 MHz band
***-SET-MODE-***
-BAR
>EXT
----------------
AM-ANTENNA
-SET-EXPAND
-FM-ANTENNA
>AM-ANTENNA
-AF-FILTER
-ANL
-NOISE-BLANKER
----------------
[R-DIAL]
DUALWATCH
SET
8
10
11