RadioShack Pro 2052 Vhf Uhf Scanner Reciever Owners Manual

11
Plug the speaker cable’s 1/8-inch (3.5-
mm) plug into your scanner’s   jack.
Note: 
Connecting an external speaker
disconnects the scanner’s internal
speaker.
CONNECTING AN 
EARPHONE/
HEADPHONES
For private listening, you can connect
an earphone or headphones with a 1/8-
inch (3.5-mm) plug to the   jack on
the front of the scanner. (Your local
RadioShack store carries a wide se-
lection of earphones and head-
phones). This automatically dis-
connects the internal speaker.
Listening Safely
To protect...

12
UNDERSTANDING YOUR SCANNER
Once you understand a few simple terms we use in this manual and familiarize
yourself with your scanner’s features, you can put the scanner to work for you. You
simply determine the type of communications you want to receive, then set the
scanner to scan them.
A frequency
 is the tuning location of a station (expressed in kHz or MHz). To find
active frequencies, you can use the search
 function. 
You can also search the service-search banks
, which are preset groups of fre-...

13
SCANIn conventional scanning, scans through stored chan-
nels; in trunking mode, scans through the scan lists
and turns on/off the S-bit feature.
MANUALStops scanning and lets you directly enter a channel
number or frequency.
TRUNKSelects trunk scanning or conventional mode.
SVC (service) Selects a service bank; turns on/off the disconnect
tone detect feature.
PRIORITY/SPEEDSets and turns on and off the priority feature; turns the
HyperSearch mode on and off; in Trunking mode, pro-
grams the priority...

14
REMOTE/HOLD/s
Turns the remote function on or off; holds on the cur-
rent ID in trunk scanning mode; sets the search direc-
tion and holds the frequency search.
DATA/ALERTTurns the data signal skip feature and the SAME alert
features on or off, or checks the current trunking bank
in trunk scanning mode.
SHIFTPress with number keys to select banks 11 through
20.
A LOOK AT THE DISPLAY
The display has indicators that show the scanner’s current operating status. This
quick look at the display will help...

15
WXIndicates (along with the activity indicator) that the
scanner is searching the weather service bank.
TRUNKAppears when the scanner is in trunk scanning
mode. 1–20 appears as the bank number or list
number.
 Shows which service bank is currently active. Shows
(activity indicator)
 which control/voice channels are currently ac-
tive.
SFTAppears when the scanner is in the shift mode;
flashes when the remote function is on.
MAppears when the trunking system type is Motor-
ola.
EAppears when the...

16
L/O (lockout) Appears when you manually select a channel, fre-
quency, or ID that is locked out.
t
SEARCHs
Lights steadily during a limit search, service search,
and ID search, and blinks while HyperSearch is active
and when you monitor IDs. The arrow indicates the
search direction.
ErrorAppears if you make an entry error.
20-432.fm  Page 16  Friday, July 14, 2000  11:30 AM 

17
UNDERSTANDING 
BANKS
Channel Storage Banks
To make it easier to identify and select
the channels you want to listen to,
channels are divided into 20 banks of
50 channels each. Use each channel-
storage bank to group frequencies,
such as those used by the police de-
partment, fire department, ambulance
services, or aircraft (see “Guide to the
Action Bands” on Page 56). 
For example, the police department
might use four frequencies, one for
each side of town. You could program
the police frequencies...

18
OPERATION
TURNING ON THE 
SCANNER AND SETTING 
SQUELCH
1. Turn SQUELCH and VOLUME fully
counterclockwise.
2. Turn 
VOLUME back clockwise until
you hear a hissing sound.
3. Turn 
SQUELCH clockwise, then
leave it set to a point just after the
hissing sound stops.
Notes: 
• If the scanner does not scan, turn
SQUELCH further clockwise.
• If the scanner picks up unwanted,
partial, or very weak transmis-
sions, turn 
SQUELCH clockwise to
decrease the scanner’s sensitivity
to these signals. If you want to...

19
quency of 151.473, your scan-
ner accepts it as 151.475.
• If you entered a frequency that
is already stored in another
channel, the scanner beeps
three times and displays the
lowest channel number where
the frequency is already stored.
If you want to store the fre-
quency anyway, press 
E again.
•Press 
DELAY if you want the
scanner to pause 2 seconds on
this channel after a transmis-
sion ends before it proceeds to
the next channel (see “Delay”
on Page 23). The scanner also
stores this setting in...

20
Press SEARCH to start searching im-
mediately or to continue searching if
you want to skip a frequency.
During service-search, you can press
HOLD to pause the searching. HOLD
appears. Press s
 or t
 to move up or
down one step, or press 
SEARCH to
resume searching.
Follow these steps to store service
bank frequencies into channels.
1. Press 
MANUAL. 
2. Use the number keys to enter the
channel number (1–1000) where
you want to store the frequency,
then press 
MANUAL.
3. Press 
SVC then SEARCH to...