Radio-shack 20-404 User Manual

User’s Guide 20-404/PRO-404Thank you for purchasing your Handheld Radio Scanner from RadioShack. Please read this user’s guide before installing, set

18Setup19SetupConnecting the AntennaTo attach the supplied flexible antenna:1. Align the slots around the antenna’s connector with the tabs on the ant

20Basic Operation21Basic OperationBasic OperationTurning on the Scanner and Setting Squelch1. Turn SQUELCH counterclockwise until the indicator poin

22Basic Operation23Basic OperationService Bank SearchYour scanner contains groups of preset frequencies called Service Banks. You can search for marin

24Basic Operation25Basic OperationScanning the Stored ChannelsPress SCAN/MAN until SCAN appears to continuously scan through all channels with stored

26Basic Operation27Basic OperationWeather FeaturesThe FCC (Federal Communications Commission) has allocated channels for use by the National Oceanic a

28Basic Operation29Settings5. Repeat steps 3-4 for all the FIPS codes that you wish to store. 6. Press to exit FIPS code entry mode. The scanner

30Settings31SettingsTo manually lock-out a channel, select the channel then press L/O. L/0 appears in the display.n Notes:• Your scanner automatical

32Settings33Additional InfoUsing the Display BacklightTo turn the display backlight on and off:Press / to turn on the backlight for five seconds. To

34Additional Info35Additional Info1. Turn off the scanner, then turn it on again. WELCOME SCAnnInG rECEIVEr appears.2. Press 0, then press 1 while

36Additional Info37Additional Info• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.This dev

23ContentsFeatures ... 4Understanding Your Scanner ...5Channel Storage Banks

38Additional Info39Additional InfoSelectivity±8 kHz ... –6 dB±17 kHz ...

03A09 Printed in China©2009. RadioShack Corporation. All rights reserved. RadioShack and RadioShack.com are trademarks used by RadioShack Corporation.

4Features5FeaturesKey Lock – lock the scanner’s keys to help prevent accidentally changing the scanner’s programming.Liquid-Crystal Display – easy to

6Features7Featureswhich is grouped with other channels in a channel-storage bank. You can then scan the channel-storage banks to see if there is activ

8Features9FeaturesFire/Police Service BankGroup Frequency Range (MHz) Step (kHz)1 33.420-33.980 2037.020-37.420 2039.020-39.980 2042.020-42.940 2044.6

10Features11FeaturesUnderstanding the Keypad (Marine) Search the preprogrammed marine bank. (Fire Department/Police Department)Search the preprogramme

12Features13FeaturesUnderstanding the DisplayRow 1 – Signal Stalker II search is active.BANK – Appears with numbers (1–10) to indicate the scan bank.

14Setup15SetupSetupPower SourcesYou can power your scanner from one of three sources:• Rechargeable or non-rechargeable batteries (not supplied).• S

16Setup17Setup• Always turn off the scanner when not using it.• Remove old or weak batteries. If you will not use the scanner with batteries for a m