Motorola GP644 User manual

Specification Sheet
GP644
The compact GP644, one of the market-leading radios in
Motorola’s Professional Series, is a simple communication
solution for portable users on MPT networks requiring a
highquality radio. The GP644 is simple to use; featuring
essential functionality to efficiently keep users in touch.
With a wide range of accessories available within the Professional Series;
it’s easy to build a tailored communications solution to meet your needs.
Communication Made Easy.
Key Features
Signalling
• Fully compliant to MPT1327
• Includes MPT1343, RegioNet 43
and ANN dialling plan
Easy to use and set-up
• Compact model for greater portability
• Programmable buttons for easy access to
frequently used features
• Quick access to call selection
• Ruggedised design
Quality
• MIL Spec 810 compliant
• Meets IP54 environmental standards
• Passed Motorola Accelerated Life Test
• X-Pand™ voice compression technology
Efficiency
• Missed call alerts
• Dynamic regrouping for over the air con guration
• Talk Group Select Mode
Included as standard
• Battery
• Antenna
• Belt clip
• Accessory dust cover
• User manual
Accessory options
A wide range of accessory options are
available to customise your radio
• Audio accessories
• Batteries and chargers
• Carry options
For full details of available accessories,
please contact your local dealer or distributor
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Specification Sheet
Power Supply Rechargeable battery 7.5V
Dimensions H x W x D (mm) with: Height excluding knobs
Li-Ion battery 101.5 x 55.5 x 30.5
High capacity Li-Ion battery 101.5 x 55.5 x 35.5
Weight (gm) with:
Li-Ion battery 250
High capacity Li-Ion battery 270
Average battery life @ 5/5/90 Cycle with: Low Power High Power
Li-Ion battery >9 hours >7 hours
High capacity Li-Ion battery >13 hours >10 hours
Sealing: Withstands rain testing per MIL STD 810 and IP54
Shock and Vibration: Protection provided via impact resistant housing
exceeding MIL STD 810 and TIA/EIA 603
Dust and Humidity: Protection provided via environment resistant
housing exceeding MIL STD 810 and TIA/EIA 603
Operating temperature: -30oC to +60oC
Storage temperature: -40oC to +85oC
*Frequencies - Full Bandsplit UHF: 403-470 MHz
Channel Spacing 12.5 / 20 / 25 kHz
Frequency Stability 1.5 kHz @ 12.5 kHz
(-30oC to +60oC, +25oC Ref.) 2.0 kHz @ 20/25 kHz
Power 403-470: 1-4W
Modulation Limiting ±2.5 @ 12.5 kHz
±4.0 @ 20 kHz
±5.0 @ 25 kHz
Conducted/Radiated Emission -36 dBm <1 GHz
-30 dBm ≥ 1...4 GHz
Adjacent Channel Power -60 dB @ 12.5 kHz
-70 dB @ 20/25 kHz
*Frequencies - Full Bandsplit UHF1: 403-470 MHz
Channel Spacing 12.5 / 20 / 25 kHz
Sensitivity (20 dB SINAD) 0.50 μV typical /
12.5 kHz
Intermodulation 65 dB
Adjacent Channel Selectivity 60 dB @ 12.5 kHz
70 dB @ 20/25 kHz
Spurious Rejection 70 dB
Conduncted Spurious Emission -57 dBm <1 GHz
-47 dBm ≥ 1...4 GHz
GENERAL SPECIFICATIONS TRANSMITTER
RECEIVER
Data is specied for +25°C unless otherwise stated
*Availability subject to individual country’s law and regulations. Specifications are subject to change without notice and are
issued for guidance only. All specications listed are typical. Radios meet applicable regulatory requirements. Conforms to
R&TTE directive 1999/5/EC
MOTOROLA and the Stylised M Logo are registered in the US Patent & Trademark Ofce. All other product or service
names are the property of their respective owners. © Motorola, Inc. 2009. All rights reserved. Specications subject to
change without notice. All specications shown are typical. Radio meets applicable regulatory requirements.
GP644-RE_UK(12/09)
www.motorola.com
Motorola, Ltd. Jays Close, Viables Industrial Estate,
Basingstoke, Hampshire, RG22 4PD, UK
For more information please contact your local Motorola Authorised Dealer or Distributor
Portable Military Standards 810
Applicable MIL-STD 810C
Methods Proc./Cat.
810D
Methods Proc./Cat.
810E
Methods Proc./Cat.
810F
Methods Proc./Cat.
810G
Methods Proc./Cat.
Low Pressure 50 0.1 I500.2 II 500.3 II 500.4 II 505.5 II
High Temperature 501.1 I, II 501.2 I/A1,II/A1 501.3 I/A1,II/A1 501.4 I/Hot,II/Hot 501.5 I/Hot A1,
II/Hot (A1)
Low Temperature 50 2.1 I502.2 I/C3,II/C1 502.3 I/C3,II/C1 502.4 I/C3,II/C1 502.5 I/C3,II/C1
Temp. Shock 50 3.1 -503.2 I/A1C3 503.3 I/C1A3 503.4 I503.5 I/C
Solar Radiation 5 05.1 II 505.2 I505.3 I505.4 I505.5 I
Rain 506 .1 I, II 506.2 I, II 506.3 I, II 506.4 I, III 506.5 I, III
Humidity 507.1 II 507.2 II 50 7.3 II 5 07.4 -5 07. 5 -
Salt Fog 50 9.1 -509.2 -509.3 -509.4 -509.5 -
Blowing Dust 510.1 I510.2 I510.3 I510.4 I510.5 I
Blowing Sand - - 510.2 II 510.3 II 510.4 II 510.5 II
Vibration 514.2 VIII/F,
Curve-W 514.3 I/10,II/3 514.4 I/10,II/3 514.5 I/24 514.6 I/24
Shock 516.2 I, II 516.3 I, IV 516.4 I, IV 516.5 I, IV 516.6 I, IV
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