Basic Operation; Setting The Squelch; Keylock - Uniden UBC 61XLT Owner's Manual

UBC61 scanner Qk 3/12/02 11:22 AM Page 5

Basic Operation

Setting the Squelch

To set the squelch, you must be in the manual
mode.
No signal should be present when adjusting
squelch.
1. Press
• MANUAL
until you do not • SCAN
hear a signal.
• MANUAL
SRCH SLCT
HOLD
LIGHT
2. Adjust VOLUME
to a comfortable
listening level.
3. Think of Squelch Control as a gate. Turn
SQUELCH fully counter-clockwise. This raises
the "Squelch-Gate" so high that no signals can
get through.
Strong Signals
Medium Signals
Weak Signals
Noise
4. Turn SQUELCH fully clockwise until you hear a
hiss. This lowers the "Squelch-Gate" so that
everything gets through - noise, weak signals,
and strong signals.
Strong Signals
Medium Signals
Weak Signals
Noise
5. Turn SQUELCH back counter-clockwise just until
the hiss stops. Now the "Squelch Gate" allows
only strong signals through.
Strong Signals
Medium Signals
Weak Signals
1 2 3
Noise
5 6
4
7 8 9

Keylock

CLEAR
• 0 E
Keylock prevents accidental key entries during
scanning.
SKIP
WX L/O PRI
1. To lock the key
pad, press and
hold until the
key symbol
appears.
2. To unlock the key
pad press and
hold until
the key symbol
disappears.
5
1 2 3
• SCAN
4 5 6
• MANUAL
7 8 9
SRCH SLCT
CLEAR
HOLD
• 0 E
SKIP
LIGHT WX L/O PRI
460.4250
4 MH
Z
SCAN
1 2 3
• SCAN
4 5 6
• MANUAL
7 8 9
SRCH SLCT
CLEAR
HOLD
• 0 E
SKIP
LIGHT WX L/O PRI
460.4250
4 MH
Z
SCAN