FREQUENCY AND CODE 
English
                    67
PLEASE NOTICE THAT THE FACTORY DEFAULT CONFIGURATION OF THE RDX RADIOS HAVE BEEN MODIFIED TO BE IN 
COMPLIANCE WITH THE 2013 FCC NARROWBAND MANDATE. THIS MANDATE REQUIRES RADIO OPERATORS TO SWITCH 
THE CONFIGURATION OF THEIR EQUIPMENT TO 12.5 KHZ CHANNEL BANDWIDTH BY JANUARY 1ST, 2013. THE RDX RADIO 
CHANNEL BANDWIDTH DEFAULT HAS BEEN SET AT 12.5 KHZ.
IF THIS NEW RADIO IS AN ADDITION OR REPLACEMENT TO AN EXISTING GROUP OF RADIOS WITH 25 KHz SETTING 
(LEGACY FACTORY CONFIGURATION), ACTION MAY BE REQUIRED ON YOUR PART IN ORDER TO OPTIMIZE OPERATION 
OF YOUR FLEET AND BE IN COMPLIANCE WITH FCC RULES.
TO CHANGE THE CHANNEL BANDWITH OF YOUR OLDER RDX RADIO FROM 25 KHZ TO 12.5 KHZ YOU MAY USE THE 
CUSTOMER PROGRAMMING SOFTWARE AVAILABLE FOR FREE DOWNLOAD AT HYPERLINK "http://www.motorola.com/RDX" 
WWW.MOTOROLASOLUTIONS.COM/RDX (PROGRAMMING CABLE REQUIRED) OR YOU CAN FOLLOW DIRECTIONS IN THE 
USER GUIDE UNDER ‘PROGRAMMING FEATURES’ .
IF YOU HAVE QUESTIONS OR NEED FURTHER ASSISTANCE, PLEASE CONTACT OUR CUSTOMER CARE TEAM AT +800-
448-6686.
FOR ADDITIONAL DETAILS ON THE NARROWBAND MANDATE PLEASE VISIT HYPERLINK 
WWW.MOTOROLASOLUTIONS.COM/NARROWBANDING
RDX VHF Frequencies (continued)
Frequency #
Frequency 
(MHz)
Bandwidth Frequency #
Frequency 
(MHz)
Bandwidth
23 154.5400 12.5 kHz 26 158.4000 12.5 kHz
24 153.0050 12.5 kHz 27 158.4075 12.5 kHz
25 154.5475 12.5 kHz
Notes:
• (*) Due to FCC regulations these frequencies (six in total) are different from the previous Motorola 
Legacy Series radios. This means that if you select the RDX radio in one of these frequencies the 
radio will not inter-operate with an XTN radio. In order for a RDX radio to inter-operate with an XTN 
radio, make sure you choose any of the frequencies (21 in total) that are common for both radios.
BRUS_display.book  Page 67  Monday, January 16, 2012  5:28 PM