RadioShack Pro 92 Handheld Trunking Scanner Owners Manual

61
Note: When you try to store more than 100 talk group
ID’s in a bank, 
Memory full! appears. Clear some
talk group ID’s in order to store new ones (see “Clearing
Talk Group ID’s” on Page 62).
Follow these steps to manually store talk group ID’s or to
edit a stored ID.
1. Press 
PGM.
2. Press 
TRUNK.
3. To select the bank you want to store the ID to, press
FUNC, then press   or  .
4. Press 
MODE to select LT, MO, or ED.
5. Enter the talk group ID and press 
ENTER. If neces-
sary, use the decimal point...

62
Locking Out Talk Groups ID
Note: You can only lock out talk group ID’s when the
scanner is in the closed mode (see “Open and Closed
Modes” on Page 63).
To lock out a talk group ID, follow these steps:
1. Press 
PGM.
2. Press 
TRUNK.
3. Press 
FUNC,  or   to move the desired bank.
4. Press   or   to select the ID memory.
5. Press 
L/OUT to lock out the ID. L appears on the dis-
play.
6. To remove the lock out from trunking ID, manually
select the ID memory, and press 
L/OUT until L disap-
pears from...

63
Clearing All Talk Group ID’s in One Bank
You can clear all talk group ID’s within a bank. This lets
you quickly delete all talk group ID’s from a bank if, for ex-
ample, you want to use the bank to store a different set of
talk group ID’s.
1. Press 
PGM.
2. Press 
TRUNK to enter a talk group ID memory mode.
3. Select a talk group ID bank using 
FUNC,   or  .
4. Press 
FUNC, then press 3. Confirm list clear
?1=YES
 Press other key for NO. appears on
the display.
5. Press 
1 to clear the all talk group...

64
The open or closed mode is set in each channel storage
bank. 
+ or 
– is displayed under the channel storage
bank’s number while scanning. Or, the status display
shows the 
OPEN/CLOSED mode at the top line while the
scanner is in manual mode or while the scanner is receiv-
ing a signal during scanning.
When no ID code is programmed into the scanner, it re-
ceives the signal in PL, DPL, LTR, MOT, or ED mode
without regarding the open or closed mode. The scanner
displays the detected ID code.
Changing...

65
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
Ham Radio Frequencies
Ham radio operators often transmit emergency informa-
tion when other means of communication break down.
The chart below shows the frequencies the scanner re-
ceives that ham radio operators normally use:
Birdie Frequencies
Every scanner has birdie...

66
This scanner’s birdie frequencies (in MHz) are:
To find the birdies in your scanner, begin by disconnect-
ing 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. This is a
birdie. Make a list of all the birdies in you scanner for fu-
ture...

67
GUIDE TO THE ACTION BANDS
Typical Band Usage
Primary Usage
As a general rule, most of the radio activity is concentrat-
ed on the following frequencies:
VHF Band
UHF Band
VHF Band
Low Range 29.00–50.00 MHz
6-Meter Amateur 50.00–54.00 MHz
U.S. Government 137.00–144.00 MHz
2-Meter Amateur 144.000–148.00 MHz
High Range 148.00–174.00 MHz
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...

68
Note: Remote control stations and mobile units operate
at 5 MHz higher than their associated base stations and
relay repeater units.
BAND ALLOCATION
To help decide which frequency ranges to scan, use the
following listing of the typical services that use the fre-
quencies your scanner receives. These frequencies are
subject to change, and might vary from area to area. For
a more complete listing, refer to the RadioShack “Police
Call,” “Aeronautical Frequency Directory,” and “Maritime
Frequency...

69
TOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   Tow Trucks
TRAN . . . . . . . . . . . . . . . . . . . . . . . .   Transportation Services
. . . . . . . . . . . . . (Trucks, Tow Trucks, Buses, Railroad, Other)
TSB  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   Trunked Systems
TVn. . . . . . . . . . . . . . . . . . . . . . . . . .  FM-TV Audio Broadcast
USXX . . . . . . . . . . . . . . . . . . . . . . . . .  Government Classified
UTIL . . . . . . . . . . . . ....

70
VHF High Band (148–174 MHz)
148.050–150.345  . . . . . . . . . . . . . . . . . . . . . . CAP, MAR, MIL
150.775–150.790  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  MED
150.815–150.980  . . . . . . . . . . . . . . . . TOW, Oil Spill Cleanup
150.995–151.475  . . . . . . . . . . . . . . . . . . . . . . . .  ROAD, POL
151.490–151.955  . . . . . . . . . . . . . . . . . . . . . . . . . .  IND, BUS
151.985 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  TELM...