RadioShack Pro 2052 Vhf Uhf Scanner Reciever Owners Manual

51
Function Command
Check if Frequency Identification activeFI
Turn Frequency Identification on/offFIN/FIF
Check for Speaker Muting mode on/offMU?
Check Speaker Muting mode settingMU
Set Speaker Muting on/auto/offMUN/MUA/MUF
Confrim scan list priority ID location 
PI #
where # equals an ID location 
number
Set scan list priority ID locationPI @#
where @ equals an ID list num-
ber and # equals an ID location 
number
Check EDACS ID range mode RG
Set EDACS ID range modeRG @
where @ equals a partial 
EDACS...

52
SCANNER TO PC RESPONSES
The scanner sometimes returns responses via your computer and software. You
might see any of the following codes.
Code Meaning
NGInvalid command
ERRCommand format error
OREROverrun error
OKCommand received
CXXXChannel number 
FXXXXXXXXFrequency
TNTrunking frequency
TFConventional fre-
quency
xN(Function) On
xF(Function) Off
20-432.fm  Page 52  Friday, July 14, 2000  11:30 AM 

53
SCANNER MODE CODES
The scanner sometimes returns information about the mode it is operating in via
your computer and software. You might see any of the following codes
 
 Code For this Mode
00Scan 
01Manual
02Limit Search
03Limit Search Hold
04Service Scan
05Service Scan Hold
06Program
07EDACS Program
08System Program
09ID Search
10ID Search Hold
11ID Scan
12ID Manual
13ID Lockout Review
14Search Control Channel
15EDACS ID Search
16EDACS ID Hold
17EDACS ID Scan
18EDACS ID Manual
20-432.fm  Page 53...

54
 Code For this Mode
19EDACS ID Lockout Review
20EDACS Search Control Channel
21VFO
20-432.fm  Page 54  Friday, July 14, 2000  11:30 AM 

55
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
National Weather Frequencies
Birdie Frequencies
Every scanner has birdie frequencies. Birdies are signals created inside the scan-
ner’s receiver. These operating frequencies might interfere with broadcasts on the
same frequencies. If you program one of these frequencies, you hear only noise on
that...

56
GUIDE TO THE ACTION BANDS
Typical Band Usage (MHz)
VHF Band
Low Range 29.00–50.00
6-Meter Amateur 50.00–54.00
Aircraft 108.00–136.00
U.S. Government 137.00–144.00
2-Meter Amateur 144.00–148.00
High Range 148.00–174.00
FM-TV Audio Broadcast, Wide Band 174.00–216.00
New Mobile Narrow Band 220.00–222.00
1.3-Meter Amateur Band 222.00–225.00
Military Aircraft 225.00–287.80
UHF Band 
Military Aircraft 311.00–384.00
U.S. Government 406.00–420.00
70-Centimeter Amateur 420.00–450.00
Low Range 450.00–470.00...

57
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.
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...

58
Abbreviations Services
AIR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Aircraft
BIFC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Boise (ID) Interagency Fire Cache
BUS  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Business
CAP  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

59
HIGH FREQUENCY (HF) — (3 MHz–30 MHz)
10-Meter Amateur Band   (28.0–29.7 MHz )
29.000–29.700  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  HAM
VERY HIGH FREQUENCY (VHF) — (30 MHz–300 MHz)
VHF Low Band   (29.7–50 MHz — in 5 kHz steps)
29.700–29.790  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IND
29.900–30.550  . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

60
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....