Receiving; Rf Gain (Sensitivity) Adjustment; S-Meter; Monitoring Traffic On Intended Transmit Frequency - Furuno FS-1570 Operator's Manual

2 SSB RADIOTELEPHONE

2.2 Receiving

2.2.1 RF gain (sensitivity) adjustment

In normal use the sensitivity should be set for maximum. If the audio on the received
channel is unclear or interfered with other signals, adjust (usually reduce) sensitivity to
improve clarity.
1. Rotate the [ENTER] knob to choose SEN at the bottom of the screen and then push
the [ENTER] knob.
2. Rotate the [ENTER] to adjust and then push the [ENTER] knob.

2.2.2 S-meter

The S-meter shows relative signal strength coming into the receiver frontend. Note that
the S-meter does not function when the AGC is turned off.
MODE: SSB SIMP
CH: 200
TX: 2182.0
RX: 2182.00
AGC : FAST
SEN S
IA
VOL

2.2.3 Monitoring traffic on intended transmit frequency

When a semi-duplex channel is selected, it is recommended to monitor if there is no
existing traffic on the frequency you are going to use. This can be done by entering the Tx
frequency at the Rx frequency location.

2.2.4 Receiving AM broadcasting stations

1. Press the [1/ RT/2182] key to show the radiotelephone screen.
2. Rotate the [ENTER] knob to choose MODE and then push the [ENTER] knob.
SSB
MODE: SSB SIMP
CH: 800
TLX
AM
TX: 2182.0
RX: 2182.00
AGC : FAST
SEN
VOL
3. Rotate the [ENTER] knob to choose AM and then push the [ENTER] knob.
4. Rotate the [ENTER] knob to choose RX and then push the [ENTER] knob.
2-6
HIGH
KHZ
KHZ
S-meter
0.0A
HIGH
KHZ
KHZ
S
IA 0.0A