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Professional Two-Way Radio 

NT Series User Manual

FIELD PROGRAMMING INSTRUCTIONS

Covers Models NT-174 VHF / NT-470 UHF

Thank you for buying the Ritron NT Series business band radio. For over  

40 years, Ritron has been a leader in providing cost effective, on-site  

communication equipment for businesses. The NT Series radio will provide 

cost-effective communication for schools, retail stores, manufacturing, 

warehousing, construction sites, property management, hotel and motel 

management and many more. Ritron radio communication products improve 

efficiency and safety in virtually any workplace environment. Ritron is the 

wireless connection for your on-site communication needs.

NOTE: Please read all instructions in this manual.

Included Items

Contents

Two-way Radio

VHF or UHF Antenna

1800mAh Li-Ion  

Battery Pack with  

attached Belt Clip

2.5 Hour Charging Stand 

with 110/22V  

AC Power Supply

FCC Regulations, Licensing 

...............................................................................

 1

Safety Standards 

.................................................................................................

 1

Service 

................................................................................................................ 

1

How to Obtain an FCC Radio License 

................................................................

 1

About this User Guide 

........................................................................................

 2

NOAA Weather Radio 

.........................................................................................

 2

Radio Buttons & Controls 

...................................................................................

 3

Display Icons  

......................................................................................................

 4

Attaching and Removing the Battery 

................................................................... 

4

NT Series Audio Accessories 

..............................................................................

 5

Fast Rate Drop-in Charger 

..................................................................................

 6

Attaching the Antenna 

........................................................................................

 6

On/OFF and Volume Control 

...............................................................................

 6

Operating the Radio / Emergency Call Feature

 ....................................................

 7

How to Read-out Frequency & Tone Code Settings 

...........................................

 7

Per-Channel Features & How to Program 

.............................................................. 

8

Table #1 Programmable Frequency Codes (UHF) 

..............................................  

Table #1 Programmable Frequency Codes (VHF) 

.............................................. 

10 

Table #2 2-Tone Page Codes 

.............................................................................  

10

Table #3 DTMF Tone Codes 

...............................................................................  

10

Table #4 Selcall

 

Tone Codes 

............................................................................... 

10

Table #5 Interference Eliminator Programmable Codes 

.....................................

 11

Table #6 Digital Interference Eliminator Programmable Codes 

...........................

 11

Radio-Wide Settings & How to Program 

............................................................. 

12

Features You Can Assign to an F Key & How to Program................... ...

............

 13

How to Delete a Channel 

.................................................................................... 

14

RF Energy Exposure Awareness and Control Information 

.................................. 

15

Ritron Limited Warranty 

......................................................................................

 16

 

505 W. Carmel Drive, Carmel, IN 46032 • Phone: 317.846.1201 •  Email: [email protected]

© 2019 Ritron, Inc. All rights reserved. Ritron is a registered trademark of Ritron, Inc. All other trademarks are the  

property of their respective owners.                                                                                      Rev NT Manual, 1/2020 

 

   

Have questions? Call 317-846 -1201, then Press #1  

or visit our website at www.ritron.com

Summary of Contents for NT Series

Page 1: ...is User Guide 2 NOAA Weather Radio 2 Radio Buttons Controls 3 Display Icons 4 Attaching and Removing the Battery 4 NT Series Audio Accessories 5 Fast Rate Drop in Charger 6 Attaching the Antenna 6 On OFF and Volume Control 6 Operating the Radio Emergency Call Feature 7 How to Read out Frequency Tone Code Settings 7 Per Channel Features How to Program 8 Table 1 Programmable Frequency Codes UHF 9 Ta...

Page 2: ...icense form at www fcc gov For help with questions concerning the license application contact the FCC at 888 CALL FCC 888 225 5322 You must decide which radio frequency ies you can operate on before filling out your application refer to Table 1 on page 9 10 of this manual This user guide covers two NT Series FCC license required model radios Your model number is shown on the inside of the radio Mo...

Page 3: ...s lock is ON Bell Appears when keypad tones are ON Icons Function To provide additional feed back to the radio user the LED display has several status icons Some status icons are radio wide Other icons appear only IF the feature is set to ON for the current operating channel 4 1 Antenna 2 Speaker 3 LCD Display 4 On Off Volume Knob 5 Microphone 6 Menu Serves as Menu Button in Field Programming Mode...

Page 4: ... be attached to clothing for easy activation NH PT Nylon Carry Holster with Fixed Metal Belt Clip Charger Kit 6 unit 110 220 VAC 12 VDC Charger Does not include 6 individual charging trays Trays included as standard with each NT radio Fast Rate Drop in Charger BC PT The enclosed single slot charger can charge a radio or a battery removed from the radio Note Charge battery completely before use A c...

Page 5: ...go to a specific option e g Frequency Tone 2 Tone CH Scan Scramble VOX Step 6 Press to select a desired option e g FREQ Display will then show current setting of the selected option Step 7 Use Buttons to scroll option sub list e g FREQ codes or TONE code lists Step 8 Press button to SAVE selection Display will show selected feature Example FREQ Step 9 Use to select a different Per Channel Feature ...

Page 6: ...52 3125 12 5 94 452 5375 12 5 95 452 4125 12 5 96 452 5125 12 5 97 452 7625 12 5 98 452 8625 12 5 99 456 1875 12 5 100 456 2375 12 5 101 456 2875 12 5 102 468 2125 12 5 103 468 2625 12 5 104 468 3125 12 5 105 468 3625 12 5 106 468 4125 12 5 107 468 4625 12 5 108 468 5125 12 5 109 468 5625 12 5 110 468 6125 12 5 111 468 6625 12 5 112 456 3375 12 5 113 456 4375 12 5 114 456 5375 12 5 115 456 6375 12...

Page 7: ... the strongest closest signals Emergency Factory Default ON and feature is by factory default assigned to Orange Key Can turn feature OFF or ON If ON must also assign this feature to one of the Programmable Function Button See page 13 F1 Key Factory Default TX Power Allows access to one specific feature See page 13 F2 Key Factory Default 2T Send Allows access to one specific feature See page 13 F3...

Page 8: ...Use buttons to scroll to the PFB you wish to program F1 Key F2 Key or F3 Key Step 3 Press to see current setting of the specific F Key you have selected Step 4 Use buttons to scroll sub list setting options listed above Step 5 Press the button to SAVE your sub listing option Display will then show the last F Key programmed e g F_ Key Step 6 To program another F_ Key repeat Steps 2 5 or Step 7 To r...

Page 9: ...dio in a Ritron approved clip holder holster case or body harness for this product Using approved body worn accessories is important because the use of other manufacturers non approved accessories may result in exposure levels which exceed the FCC s occupational controlled environment RF exposure limits If you are not using a body worn accessory and are not using the radio in the intended use posi...

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