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©2008.

RadioShack

 Corporation. 

All rights reserved. 

RadioShack

 and 

RadioShack.com

are trademarks used by 

RadioShack

 Corporation.

Page 4

User’s Guide

12-550

Weather Radio Alarm Clock

Thank you for purchasing your Weather Radio Alarm Clock from 

RadioShack

. Please read this user’s guide before 

installing, setting up, and using your new weather radio. 

What’s Included

Weather Radio Alarm Clock
AC Adapter
User’s Guide

Specifications

Frequency Coverage (MHz):

Channel 1  ............................. 162.400
Channel 2 .............................. 162.425
Channel 3 .............................. 162.450
Channel 4 .............................. 162.475
Channel 5 .............................. 162.500
Channel 6 .............................. 162.525
Channel 7 .............................. 162.550
Receiving Sensitivity (at 12 dB SINAD)

..................................................0.3μ V

Signal-to-Noise Ratio.............. 40 dB

Audio Output Power:

Maximum ............................  250 mW
At 10% THD ......................... 200 mW
Channel Selectivity... ±25KHz, 40 dB

Power Supply.....................................

..................... 6V DC 300mA Adapter
.................DC 6V battery for backup

Antenna.. Telescoping Rod Antenna
Dimensions (HDW)....... 1.4×4.6×5.5 in

....................... (35.1×117.5×140 mm)

Weight (no battery) ......8.8 oz (250g)

Specifications are subject to change 
and improvement without notice. 
Actual product may vary from the 
images found in this document.

Battery Notes:

Dispose of batteries promptly 

and properly. Do not burn or bury 
them.

Use only fresh batteries of the 

required size and type.

Do not mix old and new 

batteries, different types of 
batteries (standard, alkaline, or 

rechargeable), or rechargeable 
batteries of different capacities.

If you do not plan to use the 

weather radio with batteries for 
a week or more, remove the 
batteries. Batteries can leak 
chemicals that can damage 
electronic parts.

Recycle Rechargeable Batteries

Placing rechargeable batteries 
in the trash can be harmful to 
the environment. Instead, 
recycle old rechargeable 

batteries at your local 

RadioShack

store free of charge. 

RadioShack

participates in the RBRC

©

 battery 

recycling program, and is committed to 
preserving the environment and 
conserving natural resources. Call 
1-800-THE-SHACK (1-800-843-7422) for 
more information.

AO0323AAA1

Printed in China

Care and Maintenance

• Keep the weather radio dry. If it gets wet, wipe it 

dry immediately.

• Use and store the weather radio only in normal 

temperature environments. 

• Keep the weather radio away from dust and dirt, 

and handle the weather radio gently and carefully. 

• Modifying or tampering with the weather radio’s

Modifying or tampering with the weather radio’s

difying or tampering with the weather radio’s 

internal components can cause a malfunction and 
might invalidate its warranty. If your weather radio 
is not performing as it should, take it to your local 

RadioShack

 store for assistance. 

FCC Information

This equipment has been tested and found to comply with 
the limits for a Class B digital device, pursuant to Part 15 
of the FCC Rules. These limits are designed to provide 
reasonable protection against harmful interference in a 
residential installation. This equipment generates, uses, 
and can radiate radio frequency energy and, if not installed 
and used in accordance with the instructions, may cause 
harmful interference to radio communications. However, 
there is no guarantee that interference will not occur in a 
particular installation. If this equipment does cause harmful 
interference to radio or television reception, which can be 
determined by turning the equipment off and on, the user 
is encouraged to try to correct the interference by one or 
more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and 

receiver. 

• Connect the equipment into an outlet on a circuit 

different from that to which the receiver is connected. 

• Consult your local

 RadioShack

 store or an experienced 

radio/TV technician for help.

If you cannot eliminate the interference, the FCC requires 
that you stop using your weather radio. Changes or 
modifications not expressly approved by 

RadioShack

may

cause interference and void the user’s authority to operate 
the equipment.

FCC Declaration of Conformity

This device complies with Part 15 of the FCC Rules. 
Operation is subject to the following two conditions: 
(1) This device may not cause harmful interference, and 
(2) This device must accept any interference received, 
including interference that may cause undesired operation.

Limited Warranty

RadioShack

 warrants this product against defects in 

materials and workmanship under normal use by the 
original purchaser for 

ninety (90) days

 after the date of 

purchase from a 

RadioShack

-owned store or an authorized 

RadioShack

 franchisee or dealer. 

RADIOSHACK

 MAKES 

NO OTHER EXPRESS WARRANTIES.
This warranty does not cover: (a) damage or failure 
caused by or attributable to abuse, misuse, failure to 
follow instructions, improper installation or maintenance, 
alteration, accident, Acts of God (such as floods or 
lightning), or excess voltage or current; (b) improper or 
incorrectly performed repairs by persons who are not a 

RadioShack

Authorized Service Facility; (c) consumables 

such as fuses or batteries; (d) ordinary wear and tear or 
cosmetic damage; (e) transportation, shipping or insurance 
costs; (f) costs of product removal, installation, set-up 
service, adjustment or reinstallation; and (g) claims by 
persons other than the original purchaser.
Should a problem occur that is covered by this warranty, 
take the product and the 

RadioShack

 sales receipt as 

proof of purchase date to any 

RadioShack

 store in the U.S. 

RadioShack

 will, at its option, unless otherwise provided 

by law: (a) repair the product without charge for parts 
and labor; (b) replace the product with the same or a 
comparable product; or (c) refund the purchase price. All 
replaced parts and products, and products on which a 
refund is made, become the property of 

RadioShack

. New 

or reconditioned parts and products may be used in the 
performance of warranty service.  Repaired or replaced 
parts and products are warranted for the remainder of the 
original warranty period.  You will be charged for repair or 
replacement of the product made after the expiration of 
the warranty period.

RADIOSHACK

 EXPRESSLY DISCLAIMS ALL WARRANTIES 

AND CONDITIONS NOT STATED IN THIS LIMITED 
WARRANTY.  ANY IMPLIED WARRANTIES THAT MAY BE 
IMPOSED BY LAW, INCLUDING THE IMPLIED WARRANTY 
OF MERCHANTABILITY AND, IF APPLICABLE, THE 
IMPLIED WARRANTY OF FITNESS FOR A PARTICULAR 
PURPOSE, SHALL EXPIRE ON THE EXPIRATION OF THE 
STATED WARRANTY PERIOD. 
EXCEPT AS DESCRIBED ABOVE, 

RADIOSHACK

 SHALL 

HAVE NO LIABILITY OR RESPONSIBILITY TO THE 
PURCHASER OF THE PRODUCT OR ANY OTHER PERSON 
OR ENTITY WITH RESPECT TO ANY LIABILITY, LOSS OR 
DAMAGE CAUSED DIRECTLY OR INDIRECTLY BY USE OR 
PERFORMANCE OF THE PRODUCT OR ARISING OUT 
OF ANY BREACH OF THIS WARRANTY, INCLUDING, BUT 
NOT LIMITED TO, ANY DAMAGES RESULTING FROM 
INCONVENIENCE AND ANY LOSS OF TIME, DATA, 
PROPERTY, REVENUE, OR PROFIT AND ANY INDIRECT, 
SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, 
EVEN IF 

RADIOSHACK

 HAS BEEN ADVISED OF THE 

POSSIBILITY OF SUCH DAMAGES.
Some States do not allow limitations on how long an 
implied warranty lasts or the exclusion or limitation of 
incidental or consequential damages, so the above 
limitations or exclusions may not apply to you.  This 
warranty gives you specific legal rights, and you may also 
have other rights which vary from State to State. You may 
contact

 RadioShack

 at:

RadioShack

 Customer Relations

300 RadioShack Circle, Fort Worth, TX 76102          04/08

www.RadioShack.com

Protect the environment by recycling used 
electronics. Go to www.E-CyclingCentral.com to 
find a recycle location near you.

Mount Your Weather Radio

Place your weather radio on a flat surface, such as a 
desk, shelf, or table or mount it on the wall.

Power Your Weather Radio

Plug the supplied AC adapter into the 

DC 6V

 jack 

and the other end to a standard AC outlet.

or

Insert 4 AA batteries (not supplied), matching the 
marked polarity (+ or –) symbols.

Listen to a Weather Channel

Listen to a Weather Channel

When you turn on the weather radio the first time, 
all LCD segments light for a few seconds, and the 
automatic channel search begins.

Function Setup

Set Channel

Set the Alarm Time

Set the Clock Time

Enable/Disable the Signal Loss Reminder

Product

Weather Radio Alarm Clock

Model

12-550

Responsible

Party

RadioShack

300 RadioShack Circle

Fort Worth, TX 76102

Phone

817-415-3200

)

and

(

Press to adjust the 
broadcast and alert volume, 
or to set the channel 
number, clock time, and 
alarm time values.

WEATHER/SNOOZE

Press to start and stop 
the weather broadcast 
or to enable the alarm 
or snooze feature.

SET

Hold for 2 seconds to 
enter function setup 
mode and press to 
confirm selections.

Clock Time

Alarm Time

Signal Strength 
Indicator

11A08
12-550

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