Motorola Cdm1550 Ls Users Manual Brochure NEW
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CDM1550 •LS
CDM1550 •LS+
Professional Series
Two-Way Radios and Accessories
VHF
UHF
200 MHz
700 MHz

TAKING TWO-WAY COMMUNICATION FARTHER
THAN EVER.
Motorola Two-Way Radios: The Choice
of Professionals
Success in today’s constantly changing marketplace depends
on knowing – and making – the right moves. To stay on
top, you have to continually expand your horizons, always
keeping one step ahead of your competition. You also need
communication tools that deliver immediate, reliable
access to the people and information you need to get the
job done. And that’s exactly what two-way radio gives you.
At the touch of a button, two-way radio lets you talk with
one, ten, or more people instantly – providing the individual
and team communication you need to maximize productivity
and meet your customers’ demands. And when you choose a
Motorola radio, you know you’re getting a product designed
to meet your requirements as a professional.
The Intelligent Radio – So Advanced, It
Practically Thinks for You
High-performing features combined with versatile trunking
capabilities make the CDM1550•LS and CDM1550•LS+
two-way radios the smart choice to keep mobile work teams
performing at their best. The CDM1550•LS and CDM1550•LS+
radios incorporate LTR®trunking capabilities – offering you
wider calling range, faster channel access, greater privacy,
and higher user and talkgroup capacity. The CDM1550•LS+
also offers innovative PassPort®trunking. Ideal for users
with growing communication needs, PassPort includes all
the advantages of LTR trunking plus:
• Wider Area Coverage, Seamless Roaming – Automatic
switching between networked PassPort sites lets you
maintain constant communication over long distances
without touching a button
• Exceptional Audio Quality – Received Signal Strength
Indicator (RSSI) communication technology utilizes the
strongest signal available, giving you optimal sound quality
• Superior System Access – Automatic site registration/
deregistration can reduce busy channels and enhance
system efficiency
• Efficient Channel Expansion – Direct frequency assignment
allows you to add channels and sites over the air without
taking radios out of service
• Electronic Serial Number Protection – Helps keep system
resources available by preventing unauthorized radio cloning
CDM1550•LS
with LTR®Trunking

CDM1550•LS and CDM1550•LS+Radio Features
15 PassPort and/or LTR Zones (16 talkgroups each)*
16 or 160 Conventional Channels*
RSSI Indicator
Displays signal strength level
Large Control Buttons
Easy management of menu, navigation, and exit functions
Conventional Talkaround
Unit-to-unit communications, bypassing the repeater
Home Channel Revert
Automatic, one-button return to a preferred talkgroup or channel
User-Defined Lists
Change scan, phone, and call lists on the fly
Voice Storage
Record important messages or personal memos
Telephone Interconnect
Place and receive phone calls with the radio
MDC1200 Signaling (Encode/Decode) Features on Conventional
and LTR Zones*
• Caller ID – Identifies incoming callers
• Selective Call – Lets you call a specific group or individual
• Call Alert – Notifies individual users that you’re trying to reach them
• Radio Check – Tells you whether another user’s radio is activated
• Message – Allows you to send and receive pre-programmed messages
Quick Call IITM on Conventional Zones*
Send and receive information via tone or digital signals
Roam Request*
Optional manual initiation of roaming function
Horn and Lights Activation
Notifies you of calls when you’re away from your vehicle
Additional CDM1550•LS and CDM1550•LS+Mobile Features
• 12.5/25 kHz switchable channel spacing*
• Remote mountable control head
• Data capable
• Operates on LTR or LTR and PassPort systems*
* Only available on certain models. Check with your
Motorola Authorized Dealer for availability.
Motorola – A Name You Know and Trust
For more than 65 years, Motorola has been an undisputed
leader in creating state-of-the-art wireless communications for
people like you. The CDM1550•LS and the CDM1550•LS+
mobiles uphold that superior standard. What’s more, each
radio is backed by a limited two-year* warranty on parts
and labor. So when you select the CDM1550•LS or the
CDM1550•LS+mobile, you’ll experience the same exceptional
quality you’ve come to expect from all Motorola products.
*Radio accessories are covered by Motorola’s one-year accessories warranty.
CDM1550•LS+
Exceptional Functionality and Convenience
The CDM1550•LS and the CDM1550•LS+mobiles utilize
the latest in two-way technology to deliver extraordinary
performance and ease-of-use, including:
• Compact, Ergonomic Design to give you optimal mounting
flexibility and durability
• 14-Character Alphanumeric Display with User-Friendly Icons
to help make the radio’s information easy to understand
• Convenient Menu Navigation so you can program scan,
phone, and call lists in virtually no time
• Four Programmable Buttons that you can customize and
label for quick access to your favorite features
• Selectable Scanning Capabilities that allow you to define
the transmissions your radio monitors
• Motorola’s Unique X-Pand™Audio Enhancement combined
with a powerful front-projecting speaker can help reduce
background noise and improve sound quality
The CDM1550•LS+mobile can also be programmed with both
LTR and PassPort trunking systems – allowing a smooth
transition when your business requires a more extensive
calling area for maximum communication efficiency. The radio
operates on 16 conventional channels as well.

Motorola Original™accessories provide an easy way to turn your CDM1550•LS or CDM1550•LS+ mobile radio into a custom
communication solution to fit your business requirements—maximizing on-the-job productivity and efficiency for mobile
work teams and individuals.
CDM1550•LS
CDM1550•LS+
Radio Accessories
Talk However You Want
Enhanced Keypad Microphone—
AARMN4026
You can dial phone numbers on this microphone’s
full keypad, or customize its three programmable
buttons with any control head features.
Visor Microphone—AARMN4027
Attach this microphone to your visor or hat for
hands-free operation of your radio (must be used
with an external PTT).
Push Button Push-to-Talk—RLN4857
Simply depress the button to talk with other users.
Foot Switch Push-to-Talk—RLN4856
A handy foot switch provides hands-free
PTT functionality.
Gooseneck Mount
Push-to-Talk—RLN4858
This PTT mounts conveniently on your steering wheel
column for control that’s right at your fingertips.
Telephone Style Handset—AAREX4617
Conduct private conversations on your radio quietly
and discreetly.
Get Your Message Across
13-Watt Speaker—RSN4001
Powerful sound control allows you to increase
your radio’s volume output when working in
noisy environments.
Take It With You
High-Profile Mount—GLN7317
Offers a space-saving option for vehicles where
every inch counts.
Key Lock Mount—RLN4779
Securely mounts and locks radio in your vehicle
to protect against theft.
Power It Up
1-25 Watt Power Supply—HPN4002
For use with low power radios. Provides power
for using mobile radio on a desktop.
25-60 Watt Power Supply—HPN4001
For use with low power radios. Provides power
for using mobile radio on a desktop.
Enhance Your Calling Range
200 MHz Wave Roof Mount
Antenna— HKAD4001
Mini U 746-794 MHz Wave Rod
Antenna—HAF4012
450-476 MHz 1/4 Wave Roof Mount
Antenna—HAE4003

For more information, please contact:
MOTOROLA and the Stylized M Logo are registered in the US Patent and Trademark Office. All other product or service
names are the property of their respective owners.
© Motorola, Inc. 2002.
www.motorola.com/cgiss
MD-CDM1550LS-03
CDM1550•LS and CDM1550•LS+Radio Specifications
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature -30 to +60°C
Storage Temperature -55 to +85°C
Thermal Shock -40 to +85°C
Humidity 95% RH @ 8 Hr.
ESD IEC 801-2 KV
Water Intrusion IPX4
Packing Test Impact Test
MOBILE MILITARY STANDARDS 810 C, D, & E
Applicable MIL-STD 810C 810D 810E
Methods Procedures Methods Procedures Methods Procedures
Low Pressure 500.1 1 500.2 2 500.3 2
High Temperature 501.1 1,2 501.2 1,2 501.3 1,2
Low Temperature 502.1 2 502.2 1,2 502.3 1,2
Temperature Shock 503.1 1 503.2 1 503.3 1
Solar Radiation 505.1 1 505.2 1 505.3 1
Rain 506.1 2 506.2 2 506.3 2
Humidity 507.1 2 507.2 2,3 507.3 3
Salt Fog 509.1 1 509.2 1 509.3 1
Dust 510.1 1 510.2 1 510.3 1
Vibration 514.2 8,10 514.3 1 514.4 1
Shock 516.2 1,5 516.3 1 516.4 1
RECEIVER SPECIFICATIONS
VHF 200 MHz UHF 700 MHz
Frequencies 136–174 MHz, 217–218 MHz, 403–470 MHz, 746–747 MHz,
219–220 MHz, 450–512 MHz 762–764 MHz
220–222 MHZ
Channel Spacing 12.5/20/25 kHz 12.5 kHz 12.5/20/25 kHz 12.5 kHz
Frequency Stability ± 2.5 ppm ± 2.5 ppm ± 2.5 ppm ± 1.5 ppm
(-30°C to +60°C, +25°Ref.)
Sensitivity (12 dB SINAD) EIA 0.3 µV 0.23 µV typical 0.30 µV (0.25 µV typical) 0.3 µV 0.23 uV typical 0.35 µV (0.3 µV typical)
Intermodulation 75 dB @ 12.5 kHz 75dB 75 dB @ 12.5 kHz 75dB
78 dB @ 25 kHz 75 dB @ 25 kHz
Adjacent Channel Selectivity 65 dB @ 12.5 kHz 65 dB (TIA 603) 65 dB @ 12.5 kHz 65 dB (TIA 603)
80 dB @ 25 kHz 40 dB (TIA 603-A) 75 dB @ 25 kHz 40 dB (TIA 603-A)
Spurious Rejection 75 dB @ 12.5 kHz 75 dB 70 dB @ 12.5 kHz 75 dB
80 dB @ 25 kHz 75 dB @ 25 kHz
Rated Audio 3W Internal 3W Internal 3W Internal 3W Internal
(External audio w/4 ohm speaker) 13W External 13W External 13W External 13W External
Audio Distortion @ Rated Audio 3% typical 3% typical 3% typical 3% typical
Hum and Noise -40 dB 12.5 kHz -40 dB -40 dB 12.5 kHz -40 dB
-45 dB 25 kHz -45 dB 25 kHz
Audio Response TIA603 & ETS300 & +1 to -3 dB TIA603 & ETS3000 & +1 to -3 dB
CEPT 84 Annex 2 CEPT 84 Annex 2
Conducted Spurious Emmision -57dBm < 1 GHZ -57dBm < 1 GHz -57dBm < 1 GHZ -57dBm < 1 GHz
FCC Part 15 -47dBm > 1 GHZ -47 dBm > 1GHz -47dBm > 1 GHZ -47 dBm > 1GHz
TRANSMITTER SPECIFICATIONS
VHF 200 MHz UHF 700 MHz
Frequencies 136–174 MHz 217–218 MHz (Talkaround), 403 –470 MHz 776–777 MHz,
219–220 MHz, 450-512 MHz 792 –794 MHz,
220–221 MHz (Talkaround), 746–747 MHz (Talkaround),
221–222 MHz 762–764 MHz (Talkaround)
Power Output 1–25 W or 25–45 W 1–25 W 1–25 W or 25–40 W 1–15 W
Frequency Stability ± 2.5 ppm ± 2.5 ppm ± 5 ppm @ 25 kHz ± 1.5 ppm
(-30°C to +60°C, +25°Ref.) ± 2.5 ppm @ 12.5 kHz
Modulation Limiting ± 2.5 @ 12.5 kHz ± 2.5 kHz ± 2.5 @ 12.5 kHz ± 2.5 kHz
± 4.0 @ 20 kHz ± 4.0 @ 20 kHz
± 5.0 @ 25 kHz ± 5.0 @ 25 kHz
Conducted and Radiated -36 dBm < 1 GHz -16 dBm -36 dBm < 1 GHz -16 dBm (except – 40 dBm
Emissions -30 dBm > 1 GHz -30 dBm > 1 GHz from 1559 to 1610 MHz)
Channel Spacing 12.5/20/25 kHz 12.5 kHz 12.5/20/25 kHz 12.5 kHz
FM Hum & Noise -40 dB 12.5 kHz - 40 dB typical -40 dB typical - 40 dB typical
-45 dB 25 kHz
Adjacent Channel Power -60 dB @ 12.5 kHz -60 dB -60 dB @ 12.5 kHz -60 dB
-70 dB @ 25 kHz -70 dB @ 25 kHz
Audio Response TIA 603 & ETS300 & +1 to -3 dB TIA 603 & ETS300 & +1 to -3 dB
CEPT 84 Annex 2 CEPT 84 Annex 2
Audio Distortion 3% typical 3% typical 3% typical 3% typical
FM Modulation Designator 11K0F3E (12.5 kHz) 11K0F3E 11K0F3E (12.5 kHz) 11K0F3E
16K0F3E (25 kHz) 16K0F3E (25 kHz)
Adjacent Channel Coupled Power N/A N/A N/A Complies with 47
CFR 27.53 (d) (1)
GENERAL SPECIFICATIONS
VHF 200 MHz UHF 700 MHz
Channel Capacity
Trunking zone capacity 15 15 15 15
Trunking talkgroup capacity (per zone) 16 16 16 16
Conventional channel capacity 160 16 16 16
Typical RF Output
VHF Low Power 1-25W
VHF High Power 25-45W
200 MHz 1-25W
UHF Low Power 1-25W
UHF High Power 25-40W
700 MHZ 1-15W
Frequency
VHF 136-174 MHz
200 MHz 217-218 MHz, 219-222 MHz
UHF 403-470 MHz, 450-512 MHz
700 MHz 746-747 MHz, 762-764 MHz, 776-777 MHz, 792-794 MHz
Dimension (H x W x L)
VHF/UHF Low Power and 200 MHz 2.34” x 7.05” x 7.32” (60 mm x 179 mm x 186 mm)
VHF/UHF High Power and 700 MHz 2.34” x 7.05” x 7.79” (60 mm x 179 mm x 198 mm)
Weight
VHF/UHF Low Power and 200 MHz 3.15 lbs. (1.43 kg)
VHF/UHF High Power and 700 MHz 3.5 lbs. (1.59 kg)
Current Drain VHF 200 UHF 700
Standby .3 A .3 A .3 A .3 A
Rx @ rated, external 8 ohm 1.5 A 1.5 A 1.5 A 1.5 A
Transmit 7 A @ 25W 7 A @ 25W 8 A @ 25W 7 A @ 15W
13.5 A @ 45W 13.5 A @ 40W
FCC Description AZ492FT3796 (25W, 136-174 MHz)
AZ492FT3795 (45W, 136-174 MHz)
ABZ99FT3081 (25W, 217-218/219-222 MHz)
AZ492FT4835 (25W, 403-470 MHz)
AZ492FT4830 (40W, 403-470 MHz)
AZ492FT4829 (25W, 450-512 MHz)
AZ492FT4836 (40W, 450-512 MHz)
ABZ99FT5001 (15W, 746-747/762-764/776-777/792-794 MHZ)