Icom IC-RSOOCOL Instruction Manual page 39

MH MODE SELECTION
Pama aa me
Business band, Marine band,
FI
PusnttM Amateur band, etc,
[Push (Wem). | TV band, FM broadcasting, etc.
AM Push [AM], Broadcasting, Air band,
Citizen band, etc,
Push [SSB] .
ssB_ | once for usp, | A™ateur band,
WFM
Amateur band,
cw '
Other communications.
Push [CW].
FSK Radio press,
BASIC OPERATION 6
Used mainly in VHF and UHF bands.
Above 30 MHz only.
SSB consists of USB and LSB,
Amateur bands above 10 MHz use USB and below
Used by Morse code.
FSK uses two audio signals, mark and space.
An external terminal unit is needed to demodulate them.
Push [FSK] ,
FILTER SELECTION
SELECTE
bs ie rcTen mor
SSB, CW, FSK
—
NARROW
occurs.
AM MIDDLE
NARROW
30.0 kHz
FM MIDDLE
NARROW
6.0 kHz
The wide filter increases audio clearly. Use when no interference
The narrow filter reduces interference,
received.
For NOAA satellite receiving. Above 30 MHz only.
For general FM signal receiving.
For business band receiving (12.5 kHz step).
Use when busy signals are
150 kHz
Filter width is not changed even when switches are selected,
@ METER FUNCTIONS
®CENTER METER (FM and WFM only)
*SIGNAL METER WITH AGC OFF
The center meter allows you fine tuning since the meter
shows the signal deviation from the center frequency.
The S-meter shows the squelch threshold point when the
[SQUELCH] control is rotated clockwise.
The S-meter shows the relative RF attenuation level when
the [RF GAIN) control is rotated counterclockwise.
The S-meter may not operate when the [AGC] switches are
set to the OFF" position.
4