Radio Shack 20-164 User Manual

Triple trunking handheld radio
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Triple Trunking
Handheld Radio Scanner
Thank you for purchasing your Triple
Trunking Handheld Radio Scanner
from RadioShack. Your scanner scans
conventional frequencies and trunked
systems. Please read this user's guide
before installing, setting up and using
your new scanner.
www.RadioShack.com
What's Included
Scanner
Antenna
Belt Clip
Non-rechargeable
Battery Holder
Rechargeable Battery
Holder
Preprogrammed
Frequency Addendum
User's Guide
20-164

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Table of Contents
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Summary of Contents for Radio Shack 20-164

  • Page 1 20-164 Triple Trunking Handheld Radio Scanner Thank you for purchasing your Triple Trunking Handheld Radio Scanner from RadioShack. Your scanner scans conventional frequencies and trunked systems. Please read this user’s guide before installing, setting up and using your new scanner.
  • Page 2: Table Of Contents

    ontents Contents Scanner Features ........5 Scanning............ 30 Scanner Display..........6 Locking Out Channels ....... 30 Connecting the Antenna......8 Priority Scanning ........31 Attaching the Belt Clip ........ 8 Weather Alerts ........... 32 Powering Your Scanner ....... 9 SAME Standby Mode ........ 33 Batteries............
  • Page 3: Scanner Features

    ontents Scanner Features Scanner Features VOLUME / OFF Service and Repair ........57 Scanning Legally ........57 FCC Notice..........58 Squelch References..........60 Appendix A: Glossary........ 60 Headphones Appendix B: Search Banks ......60 Appendix C: CTCSS / DCS Codes ... 66 —...
  • Page 4: Scanner Display

    Scanner Features Scanner Features Scanner Display Open mode – Closed mode Priority on Seek Search Global Attenuator Scan/search Priority off Activated attenuator on/off direction Func key pressed Delay on Locked out Control channel Signal strength processing meter delay off No lockout Zeromatic on Zeromatic off Voice Channel...
  • Page 5: Connecting The Antenna

    Installation Installation Connecting the Antenna Powering Your Scanner To connect an external antenna, always follow You can power your scanner with four AA the installation instructions supplied with batteries (not supplied), or an external power the antenna. Use 50-ohm coaxial cable, such source.
  • Page 6: External Power

    Installation Installation To install batteries: month, remove the batteries. Batteries can leak chemicals that destroy electronic 1. Slide open the battery compartment circuits. cover on the back of the scanner. • Always dispose of old batteries promptly 2. Place 4 AA batteries into the correct and properly.
  • Page 7: Headphones And Speakers

    Installation Installation If you use an external power source for Keytones and Keylock regular operation, install alkaline batteries The scanner sounds a tone each time you for emergencies. Rechargeable batteries will press a key. To prevent accidental changes, self-discharge, even when not used, and could you can lock the keypad.
  • Page 8: Delay

    Installation Installation Note: The light remains on for a set time Delay after the last button is pressed. Sometimes several seconds can pass between To turn on the backlight: transmissions. To avoid missing a reply, a delay is automatically set for each channel. 1.
  • Page 9: Scanner Setup

    Installation Setup You can reduce interference using two Scanner Setup attenuator modes: A frequency, expressed in kHz or MHz, is the • Global – (Default) The attenuator setting is tuning location of a station. applied to all channels, bands, or groups. Your scanner saves frequencies to channels •...
  • Page 10: Defining A Channel

    Setup Setup Note: If you change the receive mode If the frequency is already stored in the using MODE key, the scanner shows the bank, “Dupl.Freq. ChXXX” appears. To receive mode for small caps (ex. fm, am, copy the duplicate frequency anyway, ct, or dc ).
  • Page 11: Deleting Saved Frequencies

    Setup Setup To define a channel’s CTCSS or DCS code: Deleting Saved Frequencies 1. Press PROG. “ M” changes to “ P” To delete a saved frequency: 2. Navigate to the channel. 1. Press MAN. 3. Enter a conventional frequency. 2.
  • Page 12: Searching

    Setup Searching Searching To clone the scanner data: 1. Turn on both scanners. You can search for transmissions using the preprogrammed search bank, which is divided 2. Connect the connecting cable to each into eight search bands. scanner’s PC/IF jack. ** CLONE MODE ** appears.
  • Page 13: Zeromatic

    Searching Searching • For SR0-SR2, you can directly select a 4. Adjust the Squelch. channel or search through the band. 5. If the scanner stops on an unwanted • SR3 to SR5 banks contain several groups. frequency, you can press L/OUT to lock To turn off a group, press the group out the frequency.
  • Page 14: Programming A Search Range

    Searching Searching Stalker II rapidly searches the RF spectrum in Programming a Search Range 1 MHz segments. If it detects a signal, Signal To program the search range of Bank SR7: Stalker II searches in finer steps until the signal source is found.
  • Page 15: Locking Out Frequencies

    Searching Searching 2. Press “Sp. Stalker” appears for If the search bank has no locked-out Special Signal Stalker II. frequencies, “No Lockout” appears. 3. To turn off Special Signal Stalker II, press 3. Press to review the list. The FUNC and then again.
  • Page 16: Scanning

    Scanning Scanning To lock out a channel: Scanning 1. Press MAN. Scanning sequentially checks all saved 2. Enter the bank and channel number or channels for activity. You must save to select the channel. frequencies into channels to scan. The scanner does not scan empty channels or unsaved 3.
  • Page 17: Weather Alerts

    Scanning Scanning To turn on the priority feature: alerts that include digitally encoded data about the severity of the alert. 1. Press PRI so “pri” changes “PRI” on the display during scanning. Note: Regulatory agencies in other countries have also allocated channels 2.
  • Page 18 Scanning Scanning To program a FIPS code: To enter SAME standby: 1. Press WX and listen to identify the 1. Press FUNC and then WX. The scanner weather station with the strongest signal. will monitor the selected weather radio station for alerts with FIPS codes that 2.
  • Page 19: Skywarn

    Scanning Scanning Skywarn Monitoring Skywarn is an organized group of trained When monitoring, the scanner remains on a weather observers. Using Skywarn, you can single channel. hear trained observers in your area call in Note: Your scanner features a power official reports to a control station that relays save circuit that allows the scanner to those reports to NOAA and other emergency...
  • Page 20: Trunking Setup

    Trunking Setup Trunking Setup frequencies you have identified, ignoring Trunking Setup other transmissions. Instead of transmitting on a specific frequency, In Open mode, the scanner stops for trunking systems choose one of several transmissions on any unlocked channel. This frequencies during a 2-way radio transmission lets you search for Talk Group IDs that you can and simultaneously transmit a Talk Group ID then save.
  • Page 21: Fleet Maps

    Trunking Setup Trunking Setup Fleet Maps Size BLOCKS Codes For Motorola Type I and hybrid systems, you must program a fleet map before saving Talk –– Group IDs. –– To program a fleet map: –– Note: For Motorola Type II, enter 15. 1.
  • Page 22: Edacs Trunking Setup

    Trunking Setup Trunking Setup 4. Press FUNC then 2. The screen displays uncertain about the base frequency, use the Base, Offset, and Step with the NORMAL. Base blinking. The base frequency in NORMAL is 5. If necessary, use the number keys to enter 851.0125 MHz.
  • Page 23: Searching For Talk Group Ids

    Trunking Setup Trunking Setup LTR systems use a Home Repeater as part of 3. When the scanner stops on a transmission, their Talk Group ID. press TRUNK. The scanner displays the ID location: Note: For information about saving frequencies into channels, refer to Sub-bank.
  • Page 24: Deleting Talk Group Ids

    Trunking Setup Trunking Setup For ED Talk Group IDs, you can enter 3. Select a Talk Group ID bank using FUNC, either a decimal or AFS code. The default setting is decimal ID entry. 4. Press FUNC then 6. “Clear entire list? Press 1 to clear all, any To use the AFS code, press FUNC then other key aborts”...
  • Page 25: Trunk Scanning

    Trunk Scanning Trunk Scanning Trunk Scanning Trunking Delay You can set a Talk Group ID delay separately In each bank, you can mix conventional from the channel delay. When active, the channels and frequencies in a bank. However, scanner checks the Talk Group ID for the delay you can scan only one trunking mode at a time when a transmission ends.
  • Page 26: Turning Off Sub-Banks

    Trunk Scanning Trunk Scanning To review locked-out Talk Group IDs: Talk Group ID Hold 1. Press PROG then TRUNK. You can set your scanner to follow a trunking signal that you want to track during scanning. 2. Press FUNC then L/OUT. The first locked out ID appears.
  • Page 27: Additional Information

    Additional Information Additional Information • Press or hold down to select Additional Information the desired group ID. • Go to step 5. Scanner Maintenance 3. To define a text tag for a bank: • Handle the scanner carefully; do not drop it. •...
  • Page 28: Troubleshooting

    Additional Information Additional Information To display the Talk Group ID: Issue Solution 1. If the scanner displays the text tag for a The scanner is on but Turn SQ clockwise. transmission, press TEXT. The ID code does not scan. Save more frequencies into appears.
  • Page 29: Initializing The Scanner

    Additional Information Additional Information nearby radio or TV sets are turned on near Service and Repair the scanner. If your scanner is not performing as it should, 2. Start a search of every frequency range take it to your local RadioShack store for from its lowest frequency to the highest.
  • Page 30: Fcc Notice

    Additional Information Additional Information the communication (unless such activity is reception, which can be determined by otherwise illegal). turning the equipment off and on, the user is encouraged to try to correct the interference This scanner is designed to prevent reception by one or more of the following measures: of illegal transmissions, in compliance with the law which requires that scanners be...
  • Page 31: References

    References References Search Bank: SR0 Marine Band; References Receive Mode: FM Appendix A: Glossary Freq. Freq. Freq. Frequency – The signal (expressed in MHz) (MHz) (MHz) (MHz) used by broadcasting radios. To find active 156.0500 157.0500 156.6250 frequencies, you can use frequency guides 156.2500 157.1000 156.6750...
  • Page 32 References References Search Bank: SR1 CB Band; Freq. Freq. Freq. Receive Mode: AM (MHz) (MHz) (MHz) 467.56250 462.67500 467.87500 Freq. Freq. Freq. (MHz) (MHz) (MHz) 467.58750 462.70000 467.90000 26.9650 27.1350 27.2950 467.61250 462.72500 467.92500 26.9750 27.1550 27.3050 467.63750 151.82000 26.9850 27.1650 27.3150 467.66250...
  • Page 33 References References Search bank: SR4 Aircraft Freq. (MHz) Step (kHz) Receive mode: AM, FM 155.415-155.700 Group Frequency (MHz) Step (kHz) 155.730-156.210 108.000-117.99166 8.33 158.730-159.210 118.000-136.99166 8.33 166.250 138.000-143.9875 12.5 170.150 148.000-150.7875 12.5 Group 2 225.000-379.975 453.0375-453.9625 6.25 380.000-400.000 12.5 458.0375-458.9625 6.25 460.0125-460.6375 6.25...
  • Page 34: Appendix C: Ctcss / Dcs Codes

    References References Appendix C: CTCSS / DCS Codes Appendix D: Signal Stalker II You can program any of the following codes: Signal Stalker II can search the following bands: CTCSS Codes: 67.0 Hz 94.8 Hz 131.8 Hz 171.3 Hz 203.5 Hz All Band 69.3 Hz 97.4 Hz...
  • Page 35: Appendix E: Talk Group Format

    References References Freq. (MHz) Step (kHz) Freq. (MHz) Step (kHz) Group 1 853.0625-854.0625 12.5 151.820-151.940 854.0875-855.0875 12.5 153.770-154.130 855.1125-856.1125 12.5 856.1375-857.1375 12.5 154.145-154.445 857.1625-858.1625 12.5 154.570 858.1875-859.1875 12.5 154.600 154.650-154.770 859.2125-860.2125 12.5 154.785-154.950 860.2375-860.9875 12.5 155.010-155.370 866.0125-868.9875 12.5 155.415-155.700 Appendix E: Talk Group Format 155.730-156.210 Motorola 158.730-159.210...
  • Page 36: Appendix F: Specifications

    References References 470.000-512.000 MHz ....(in 12.5 kHz steps/FM) Agency No. Fleet No. Subfleet No. 764.000-766.996875 MHz ....(in 3.125 kHz steps/FM) XXXX XXXX 773.000-775.996875 MHz ....(in 3.125 kHz steps/FM) 794.000-796.996875 MHz ....(in 3.125 kHz steps/FM) Example: XXXXXX-XXXX 803.000-805.996875 MHz ....(in 3.125 kHz steps/FM) 806.000-823.9875 MHz ....(in 12.5 kHz steps/FM) 849.000-868.9875 MHz ....(in 12.5 kHz steps/FM) Enter the area code, home repeater and user ID.
  • Page 37: Index

    References Index Selectivity: Index All AM and FM (except AM 25 – 27.995 MHz) ..................6 dB +/–8 kHz ............... –50 dB +/–17 kHz Alerts................32 Antenna..............8, 43, 72 AM 25 – 27.995 MHz Attenuator..............15 ..............–6 dB +/–4 kHz ..............
  • Page 38 Index Index FIPS code ............... 34 Searching................ 23 Fleet Maps ..............40 Locking Out Frequencies ..........28 Frequencies.............. 17, 60 Programming a Range ............26 Center (Zeromatic) ............25 Saving Frequencies ............29 Copying................19 Search Banks............. 23, 60 Deleting ................20 Seek Search ..............23 Locking Out ..............28 Talk Group IDs ..............44 Monitoring ...............37 Zeromatic .................25...
  • Page 39: Limited Warranty

    accident, misuse, improper or abnormal usage, failure to Limited Warranty follow instructions, improper installation or maintenance, This product is warranted by RadioShack against alteration, lightning or other incidence of excess voltage manufacturing defects in material and workmanship or current; (b) any repairs other than those provided by a under normal use for one (1) year from the date RadioShack Authorized Service Facility;...
  • Page 40 Notes Notes...
  • Page 41 Motorola Inc. EDACS is a registered trademark of M/A-COM Inc. LTR is a registered trademark of EF Johnson. ©2008. RadioShack Corporation. All rights reserved. RadioShack and RadioShack.com are trademarks used by RadioShack Corporation. 20-164 Printed in China GE-07D-0910 04A08...

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