RadioShack Pro 63 Portable Event Scanner Reciever Owners Manual

51
Problem Suggestion
Scanner receives stations poorly 
or not at all.• Check the antenna (indoor
or outdoor). See “Connect-
ing the Flexible Antenna” on
Page 9 and “Connecting a
Mobile or Base-Station
Antenna” on Page 35.
• Signals may be blocked
from being received by the
scanner due to metal
frames or material in the
building. Change the scan-
ner ’s location and try again.
Scanner’s keys or display work 
poorly or not at all.• The scanner’s keys are
locked. Unlock the scan-
ner’s keys. See “Using...

52
CARE AND MAINTENANCE
Your Radio Shack PRO-63 100-Channel Portable Event Scanner
is an example of superior design and craftsmanship. The following
suggestions will help you care for your scanner so you can enjoy
it for years.
Keep the scanner dry. If it gets wet, wipe it dry im-
mediately. Liquids can contain minerals that can
corrode the electronic circuits.
Handle the scanner gently and carefully. Drop-
ping it can damage circuit boards and cases, and
can cause the scanner to work improperly.
Use and...

53
SPECIFICATIONS 
Frequency Coverage
VHF Lo   . . . . . . . . . . . . . . . . . . . .  29.7–50 MHz (in 5 kHz steps)
Amateur Radio  . . . . . . . . . . . . . . .  29–29.7 MHz (in 5 kHz steps)
50–54 MHz (in 5 kHz steps)
144–148 MHz (in 5 kHz steps)
420–450 MHz (in 12.5 kHz steps)
Amateur Radio/Government   .  450–470 MHz (in 12.5 kHz steps)
Aircraft  . . . . . . . . . . . . . . . .  108–136.975 MHz (in 25 kHz steps)
Government  . . . . . . . . . . . . . . . . . 137–144 MHz (in 5 kHz steps)
380–420 MHz (in...

54
Intermediate Frequencies (IF):
   1st   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   10.7 MHz
   2nd  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .   455 kHz
IF Rejection (10.7 MHz)   . . . . . . . . . . . . . . . .   70 dB at 154 MHz
Squelch Sensitivity:
   Threshold  . . . . . . . . . . . . . . . . . . . . . . . . . . . Less than 0.5  
mV 
   Tight (VHF Lo, Hi, UHF)  . . . . . . . . . . . . . . . . . . .(S+N)/N 25 dB
   Tight...

55
NOTES
U.S. PATENT NOS.
3,794,925
3,801,914
3,961,261
3,962,644
4,027,251
4,092,594
4,123,715
4,245,348
20-561.fm  Page 55  Wednesday, August 4, 1999  3:48 PM 

RADIO SHACK
A Division of Tandy Corporation
Fort Worth, Texas 76102
                    
GE-95D-1500
11A5 Printed in Hong Kong
RADIO SHACK LIMITED WARRANTY
This product is warranted against defects for 1 year from date of
purchase from Radio Shack company-owned stores and autho-
rized Radio Shack franchisees and dealers. Within this period, we
will repair it without charge for parts and labor. Simply 
bring your
Radio Shack sales slip as proof of purchase date to any Radio
Shack store. Warranty does not...