Selecting A Channel; Adjusting The Squelch - SEA 7157 Operator's Manual

GENERAL OPERATIONS
Select the channel list containing the required
channel with the
The channel may be selected by entering the
channel number directly with the number keys
followed by the
ENT
Using the and
UP
next or previous channel in the list to be
accessed. When a simplex channel is needed,
enter the closest channel number next to the
desired channel and press the up or down key.
e.g. To select CH 1
the following keys:
LIST
repeatedly until the US list appears.
← BKSP
SP
1 ENT
for CH 1.
key to access CH 1
UP
The squelch prevents unwanted noise from
getting through to the speaker. The higher the
squelch setting, the less chance of noise getting
through.
SQL
Press the key followed by the
key until noise is heard through the speaker.
Increase the number of squelch bars on the
display by pressing the
noise stops. This is the
for the squelch threshold. Pressing either the
RADIO ENT
or
adjustment.
In the event that noise occasionally opens the
squelch, increase the number of squelch bars on
the display by one or two .
Adjusting the squelch threshold too high may
cause desired signals to be missed.

SELECTING A CHANNEL

key.
LIST
← BKSP
key.
DN
keys will allow the
from the US list, press
A
.
A

ADJUSTING THE SQUELCH

key until the
UP
ideal setting
key will stop squelch
2:44
26
PUBLIC
Select the proper channel list
2:44
2:44
PORT
Use the UP key to access US CH 1A
2:45
26
PUBLIC
DN
2:45
26
PRESS UP/DOWN
TO ADJUST SQL
2:46
26
PRESS UP/DOWN
TO ADJUST SQL
6
47° 47N 122° 19W
DX US
25W
CORR SQL
47° 47N 122° 19W
1 DX US
25W
SQL
US CH 1
47° 47N 122° 19W
DX US
1
25W
A
SQL
OPERS
47° 47N 122° 19W
DX US
25W
SQL
CORR
47° 47N 122° 19W
DX US
25W
SQL
Low squelch setting
47° 47N 122° 19W
DX US
25W
SQL
Ideal squelch setting