GENERAL

VHF

UHF

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

TRANSMITTER

VHF

UHF

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

RECEIVER

 

VHF

UHF

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

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.

Portable Military Standards 810 C

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

 

 

Portable Military Standards 810 D

 

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

 

 

Portable Military Standards 810 E

 

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

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

For more information, please contact:

One-Year Warranty

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.

BTB MA116

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Motorola GM328 brochure General VHF UHF

GM328 specifications

The Motorola GM328 is a versatile and robust two-way radio designed primarily for professional communication in various industries. Renowned for its reliability and efficiency, the GM328 has garnered a reputation for providing clear and uninterrupted communication, making it a popular choice among businesses, security services, and emergency response teams.

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