RadioShack Pro 72 Portable Scanner Reciever Owners Manual

51
Initializing the Scanner
Important:
 This procedure clears all frequencies you
stored in the scanner’s memory and initializes the scanner
to its default settings. Initialize the scanner only when you
are sure the scanner is not working properly.
1. Turn off the scanner, then turn it on again.
2. While holding down 
CLEAR, insert a pointed object,
such as a straightened paper clip, into the reset hole
on the side of the scanner. Then gently press and
release the reset button inside the opening. The...

52
CARE AND MAINTENANCE
Your RadioShack PRO-72 50-Channel Portable 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 immediately. Liquids might contain
minerals that can corrode the electronic
circuits.
Use and store the scanner only in normal
temperature environments. Temperature
extremes can shorten the life of electron-
ic devices, damage batteries,...

53
Modifying or tampering with the scanner’s internal compo-
nents can cause a malfunction and might invalidate your
scanner’s warranty and void your FCC authorization to op-
erate it. If your scanner is not performing as it should, take
it to your local RadioShack store for assistance.
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54
SPECIFICATIONS
Frequency Coverage:
Ham  .............................. 29–30 MHz (5.0 kHz steps)
VHF Lo  ......................... 30–50 MHz (5.0 kHz steps)
Ham  .............................. 50–54 MHz (5.0 kHz steps)
Government  .............. 137–144 MHz (5.0 kHz steps)
Ham  .......................... 144–148 MHz (5.0 kHz steps)
VHF Hi  ...................... 148–174 MHz (5.0 kHz steps)
Ham/Government  ... 380–450 MHz (12.5 kHz steps)
UHF Lo  ................... 450–470 MHz (12.5 kHz steps)
UHF Hi...

55
Squelch Sensitivity:
Threshold  ......................................  Less than 1.0 mV
Tight  .................................................  (S+N)/N 25 dB
Antenna Impedance  .........................................  50 Ohms
Audio Output Power (10% THD)  .........  200 mW Nominal
Built-in Speaker  ...................................  1
3/8 Inch (36 mm)
8 ohm, Dynamic Type
Power Requirements  ..................  9 V DC, 6 AA batteries
AC Adapter (Cat. No. 273-1665)
DC Adapter (Cat. No. 270-1560)...

RadioShack
A Division of Tandy Corporation
Fort Worth, Texas 76102
GE-97-D-2429
4A7 Printed in Hong Kong
Limited One-Year Warranty
This product is warranted by RadioShack against manufacturing defects in
material and workmanship under normal use for one (1) year from the date of
purchase from RadioShack company-owned stores and authorized Ra-
dioShack franchisees and dealers. In the event of a product defect during the
warranty period, take the product and the RadioShack sales receipt as proof
of...