RadioShack Pro 2056 Scanner Reciever Owners Manual

21
STORING FREQUENCIES 
INTO CHANNELS
1. When the scanner displays a fre-
quency you want to store while
scanning the banks or searching
the search bands, press 
PROG.
CH flashes, and HOLD and the fre-
quency number appear.
2. Press 
PRIVATE, POLICE, or FIRE/
EMG
 to store the frequency into a
channel. For example, if you want
to store the frequency in one of
the channels in the POLICE ser-
vice search bank, press 
POLICE.
If the search bank you selected
has an empty channel, the fre-
quency number...

22
CLEARING 
FREQUENCIES FROM 
CHANNELS
You can clear a frequency from a
channel by storing an empty frequen-
cy in its place.
Notes:
• You cannot clear or change any of
the frequencies in the scanner’s
search bands, any of the scan-
ner’s preset weather frequencies,
or the preset frequencies in the
service search banks.
• When you clear a channel, the
scanner automatically locks out
the channel (see “Locking Out
Channels and Frequencies” on
Page 23).
1. Be sure 
MEMOLOCK OFF/ON is
set to 
OFF (see...

23
SPECIAL FEATURES
USING MEMOLOCK
To keep from accidentally changing
the scanner’s programming, you can
lock the scanner’s memory by setting
the 
MEMOLOCK OFF/ON switch on the
back of the scanner to 
ON. If you try to
change the scanner’s programming,
Prg-Loc appears, and the program-
ming does not change.
Set 
MEMOLOCK OFF/ON to OFF to add
or change information in the scanner’s
channels.
DELAY
Many agencies use a two-way radio
system that might have a pause of
several seconds between a query and
a...

24
Removing a Lockout from All 
Channels and Frequencies 
within a Bank
1. Press the bank key to select the
bank containing the channels or
frequencies you want to remove a
lockout from.
2. Press 
HOLD.
3. Hold down 
L/O until the scanner
beeps softly three times. The
scanner removes the lockout from
all channels and frequencies
within the selected bank.
Note: When you store a frequency in
an empty channel, the scanner auto-
matically removes the lockout.
LISTENING TO 
WEATHER 
BROADCASTS
The FCC...

25
A GENERAL GUIDE TO SCANNING
Reception of the frequencies covered by your scanner is mainly “line-of-sight.” That
means you usually cannot hear stations that are beyond the horizon.
GUIDE TO FREQUENCIES
US Weather Frequencies
Other Weather Frequencies
Ham Radio Frequencies
Ham radio operators often transmit emergency information when other means of
communication break down. The following chart shows the frequencies the scanner
receives that Ham radio operators normally use.
Birdie Frequencies
Every...

26
The birdie frequencies to watch for on this unit are: 
To find the birdies in your scanner, begin by disconnecting the antenna and moving
it away from the scanner. Make sure that no other nearby radio or TV sets are turned
on near the scanner. Use the search function and scan every frequency range from
its lowest frequency to the highest. Occasionally, the searching will stop as if it had
found a signal, often without any sound. That is a birdie. Make a list of all the birdies
in your scanner for...

27
Primary Usage
As a general rule, most of the radio activity is concentrated on the following fre-
quencies:
VHF Band
UHF Band
Note: Remote control stations and mobile units operate at 5 MHz higher than
their associated base stations and relay repeater units.UHF Band
Military Aircraft 380.00–384.00 MHz
U.S. Government 406.00–420.00 MHz
70-cm Amateur 420.00–450.00 MHz
Low Range 450.00–470.00 MHz
FM-TV Audio Broadcast, Wide 
Band470.00–512.00 MHz
Activities Frequencies
Government, Police, and Fire...

28
SPECIFIED INTERVALS
Frequencies in different bands are accessible only at specific intervals. For exam-
ple:
BAND ALLOCATION
To help decide which frequency ranges to scan, use the following listing of the typi-
cal services that use the frequencies your scanner receives. These frequencies are
subject to change, and might vary from area to area. For a more complete listing,
refer to the 
Police Call Radio Guide including Fire and Emergency Services, avail-
able at your local RadioShack store....

29
POL  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Police Department
PUB  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Public Services
. . . . . . . . . . . . . . . .  (Public Safety, Local Government, Forestry Conservation)
PSB  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Public Safety
PTR  . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

30
6-Meter Amateur Band
50.00–54.00  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HAM
U.S. Government Band
137.000–144.000  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  GOVT, MIL
2-Meter Amateur Band
144.000–148.000  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HAM
VHF High Band
148.050–150.345  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....