Motorola GM328 用户手册

Channel Capacity 

4

Typical RF Output

1-25W 1-25W

Frequency 

136-174MHz

403-470 MHz

450-527 MHz

Dimensions (H x W x L)

56 mm x 176 mm x 177 mm (2.2" x 6.93" x 6.97")

Weight

1.43 kg. (3.15 lbs)

Current Drain:
Standby 

.3 A 

.3 A

Rx @ rated, external 8 ohm speaker 

1.5 A 

1.5 A

Transmit 

7A @ 25W 

8 A @ 25W

Frequencies 

136-174 MHz 

403-470 MHz / 450-527MHz

Channel Spacing 

12.5/20/25 kHz

Frequency Stability 

(-30° C to +60° C, +25° Ref.)

± 2.5 ppm

Power Output

1-25W

1-25W

Modulation Limiting 

±2.5 @12.5 kH / ±4.0 @ 20kHz / ±5.0 @25 kHz

FM Hum & Noise 

-40 dB 12.5 kHz / -45 dB 25 kHz

Conducted/Radiated Emission 

-36 dBm < 1 GHz / -30 dBm > 1 GHz

Adjacent Channel Power 

-60 dB @ 12.5 kHz / -70 dB @ 25 kHz

Audio Response 

TIA 603 & ETS300 & 

ETS 300 / CEPT 84  

CEPT 84 Annex 2

Annex 2

Audio Distortion 

3% typical

Frequencies 

136-174 MHz 

403-470 MHz

450-527 MHz

Channel Spacing 

12.5/20/25 kHz

Frequency Stability

(-30° C to +60° C, +25° Ref.)

± 2.5 ppm

Sensitivity 

(12 dB SINAD) 

0.3 µV

0.23 µV typical

Intermodulation 

75 dB @ 12.5 kHz 

75 dB @ 12.5 kHz

78 dB @ 25 kHz 

75 dB @ 25 kHz

Adjacent Channel Selectivity 

65 dB @ 12.5 kHz 

65 dB @ 12.5 kHz

80 dB @ 25 kHz 

75 dB @ 25 kHz

Spurious Rejection 

75 dB @ 12.5 kHz VHF 

70 dB @ 12.5 kHz

80 dB @ 25 kHz VHF 

75 dB @ 25 kHz

Rated Audio

(external audio with 4 ohm speaker) 

3W Internal / 7.5W & 13W External

Audio Distortion @ Rated Audio 

3% typical

Hum and Noise 

-40 dB 12.5 kHz / -45 dB 25 kHz

Audio Response 

TIA603 & ETS300 & CEPT 84 Annex 2

Conducted Spurious Emission 

-57dBm < 1 GHz / -47 dBm > 1 GHz

BTB MA116

Availability subject to country's law and regulation.
Radios meet applicable regulatory requirements.
All specifications shown are subject to change without notice. 
Specifications are not representative of all radios and may vary in different radios.

Visit us at www.motorola.com/cgiss/AP
MOTOROLA, THE Stylized M Logo are registered in the
U.S. Pat. & Tm. Office. All rights reserved. All other product
or service names are the property of their respective
owners. 

© 2003 Motorola, Inc. 

GM328.01AUST 10/03

Each Motorola radio is backed by a one-year
warranty on radio parts and labour. 

Accelerated Life Testing
Motorola’s Accelerated Life Testing simulates
five years of hard use in real life, EIA RS-316B
in Shock, Vibration, Dust, Humidity, IP54 for
Sealing.

MIL-STD 810C, D and E 
Stamp of approval from the U.S. Military for
use in rough environments. 

ISO 9001 Standard 
Compliance with ISO 9001 Standard - an
international quality system assurance on
design, development, production, installation
and servicing of a product.  

For more information, please contact:

Applicable MIL-STD 

Methods Procedures 

Low Pressure 

500.1 

1 

High Temperature 

501.1 

1,2 

Low Temperature 

502.1 

2 

Temperature Shock 

503.1 

1 

Solar Radiation 

505.1 

1 

Rain 506.1 

2 

Humidity 507.1 

2 

Salt Fog 

509.1 

1 

Dust

510.1 1 

Vibration 514.2 

8,10 

Shock 516.2 

1,5 

Applicable MIL-STD 

Methods Procedures 

Low Pressure 

500.2 

2 

High Temperature 

501.2 

1,2 

Low Temperature 

502.2 

1,2 

Temperature Shock 

503.2 

1 

Solar Radiation 

505.2 

1 

Rain 506.2 

2 

Humidity 507.2 

2,3 

Salt Fog 

509.2 

1 

Dust

510.2 1 

Vibration 514.3 

1 

Shock 516.3 

1 

Applicable MIL-STD 

Methods Procedures

Low Pressure 

500.3 

2

High Temperature 

501.3 

1,2

Low Temperature 

502.3 

1,2

Temperature Shock 

503.3 

1

Solar Radiation 

505.3 

1

Rain 506.3 

2

Humidity 507.3 

3

Salt Fog 

509.3 

1

Dust

510.3 1

Vibration 514.4 

1

Shock 516.4 

1

MA116 - GM328 Brochure AW  12/16/03  9:57 AM  Page 4