Motorola GP328 GP328_4_16 User Manual To The 24e7e30b 9410 4995 Ab22 5864680f1196

User Manual: Motorola GP328 to the manual

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The GP328 Professional Radio

Programmable Channel Spacing of 12.5/25 kHz mode:

Flexible and easy migration of channel spacing requirements in any situation.

A Practical Radio

Repeater/Talkaround Enable/Disable:

GP328

Tight/Normal Squelch:

Portable Radio

Flexibility to switch to tight squelch to filter out excessive noise; or, normal squelch for normal coverage.
Field Retrofit Option Boards:

A Practical Radio

Easy to install, affordable add-on functionality whenever
your needs arise. Option Boards are available for:
i) DTMF Decode for in-coming calls capability.
ii) Voice Storage for recording and playing back voice
messages.
Internal Voice Operated Transmission (VOX):

For hands-free operation, activate this option by
speaking with the optional headsets.
Battery Options:

Flexible choice of batteries:
– NiCD Battery
– High Capacity NiMH Battery
– Ultra High Capacity NiMH Battery
– Lithium Ion Battery

contact

Singnalling Features:

The GP328 4 channel model offers the following
MDC1200 singnalling:
• PTT-ID
• Radio Check
For more information, please contact:

•
•

PL / DPL
Busy Channel Lockout

Cat. No:AC3-04-010 (S’pore/M’ysia) rev.1

Other GP328 Features:
• Channel Scan
• Time-Out-Timer

Motorola,
, GP328, X-PAND and “The Power Tool for Contact & Control”
are trademarks of Motorola, Inc. © Motorola, Inc. 1999

control

The Power Tool For Contact & Control

Professional Radio

T W O - W AY R A D I O S

Freedom to communicate via a repeater for wide area
coverage; or bypass a repeater and talk directly to
another unit for easy local unit-to-unit communications.

The GP328 is the two-way radio solution for
professionals who need to stay in contact but don’t
require extra features. This practical radio can easily
increase productivity by keeping users
communicating, yet streamlines their radio use—
allowing them to concentrate on the job at hand.
With the GP328, communication couldn’t be easier.
The GP328 comes with 2 models– 4-channel and 16channel model to organise work groups with ease
and efficiency.
Easy To Use, Lightweight Yet Rugged To Suit Your Every Need:

Ideal when you need:
• Wide range coverage within the workplace.
• Simple-to-operate two-way radio.
• To contact people who are mobile.
• To make several calls to repeat the same message.
• To manage a facility or more than one building.
GP328 Key Features and Benefits:
X-PAND™ Audio Technology:

Motorola’s special voice compression and expansion
technology called X-PAND™ enables crisper, clearer
and stronger audio quality, allowing you to keep
communicating in any noisy environment.
LED Battery Gauge:

Tri-colour LED to indicate battery strength, avoiding
failed communication with early warning on low
battery strength.
Emergency Siren:

Easy-to-access, one-touch button with piercing alarm
to seek help in critical situation.
Switchable RF Power Level:

Optimize coverage and conserve battery
consumption.

The 16-channel GP328 model has the following added
features:

GP328 Features :

Tone Tagging:

GENERAL
Channel Capacity:
*Frequency

Assign 8 different ringing tones to 8 specific users/
talkgroups making audio caller identification to these 8
groups possible.
Enhanced Signalling Features

I) MDC1200:
• Call Alert Decode
• Voice Selective Call Decode
• Selective Radio Inhibit
II) Quik Call II:
• Call Alert Decode
• Voice Selective Call Decode
III) Dual Tone Multiple Frequency(DTMF)Signalling
Encode.

Product Specifications

Power Supply:
DIMENSIONS:
With Standard High Capacity NiMH Battery:
With Ultra High Capacity NiMH Battery:
With NiCD Battery:
With LiIon Battery:
WEIGHT:
With Standard High Capacity NiMH Battery:
With Ultra High Capacity NiMH Battery:
With NiCD Battery:
With LiIon Battery:
AVERAGE BATTERY LIFE @ 5/5/90 CYCLE
With Standard High Capacity NiMH Battery:
With Ultra High Capacity NiMH Battery:
With NiCD Battery:
With LiIon Battery:
Sealing:
Shock and Vibration:
Dust and Humidity:

Two-Year Warranty
Each Motorola radio is backed by a two-year warranty
on radio parts and labour (one-year warranty on the
battery, charger, antenna and belt clip).

Motorola: Reliability & Quality

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

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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.

Enhance Your Radio’s
Capabilities

TRANSMITTER
Channel Capacity:
*Frequency

Frequency separation
Channel spacing
Freq Stability:(-30 oC to 60oC,+25oCRef.)
Power
Modulation limiting
FM Hum & Noise
Conducted/Radiated Emission
Modulation FCC Type
Audio Response
( from 6 dB/octave pre-emphasis 300-3000Hz)
Audio Distortion

4 Channels
136 - 174 MHz
403 - 470 MHz
450 - 527 MHz

16 Channels
136 - 174 MHz
330 - 400 MHz
403 - 470 MHz
450 - 527 MHz
Provided through rechargeable battery - 7.5V
H
x
W
x
D
137mm
x
57.5mm
x
37.5mm
137mm
x
57.5mm
x
40.0mm
137mm
x
57.5mm
x
40.0mm
137mm
x
57.5mm
x
33.0mm
(Radio footprint height excluding knobs)
420 gm
500 gm
450 gm
350 gm
Low Power
High Power
11 hours
8 hours
14 hours
11 hours
12 hours
9 hours
11 hours
8 hours
Withstands rain testing per MIL STD 810 C/D / E and IP54
Protection provided via impact resistant housing exceeding
MIL STD 810-C/D / E and TIA/EIA 603
Protection provided via environment resistant housing exceeding
MIL STD 810 C/D / E and TIA/EIA603

4 Channels
136 - 174 MHz
403 - 470 MHz
450 - 572 MHz

16 Channels
136 - 174 MHz
330 - 400 MHz
403 - 470 MHz
450 - 527 MHz

Full bandsplit
12.5/20/25kHz
+/- 0.00025%
5W – 136 - 174
4W – 403 - 470
±2.5 @ 12.5kHz/±4.0 @ 20kHhz/±5.0 @ 25kHz
-40dB
-66 dBw
12.5 kHz 11K0 F3E / 25 kHz 16K0F3E
+1 to -3dB
3%

A comprehensive range of
accessories is available so that
the radios can be customised
to suit your needs. Adding the
proper headsets, microphones,
batteries, chargers or carry
cases can enhance your
productivity. Motorola
accessories are built with the
highest quality standards and
are specially engineered to
assure maximum performance
of your radio, no matter what
profession you’re in.

RECEIVER
Channel Capacity:
*Frequency

Frequency separation
Sensitivity (12dB SINAD)EIA
Intermodulation(EIA)
Adjacent Channel Selectivity
Spurious Rejection
Rated Audio
Audio Distortion
Hum and Noise
Audio Response (300-3000Hz)
Conducted Spurious Emission
*

Key Accessories:

Transformer

Antenna

Rapid-rate Desktop
Charger

Battery & Belt Clip

Carry Case

Remote Speaker
Microphone

4 Channels
136 - 174 MHz
403 - 470 MHz
450 - 527 MHz

16 Channels
136 - 174 MHz
330 - 400 MHz
403 - 470 MHz
450 - 527 MHz

Full bandsplit
.25µV
70dB
60dB @ 12.5kHz/70dB @ 25kHz
70dB
500 mW
3%
-45dB @ 12.5kHz, -50dB @ 25kHz
+1 to -3dB
-57dBm < 1Ghz/-47dBm > 1Ghz/FCC Part 15

Availability subject to country law and regulations / Specifications subject to change without notice. All specifications shown are typical. Radios meet applicable regulatory requirements.

Portable Military Standards 810 C, D, & E
810C
Applicable MIL-STD
Methods
Low Pressure
500.1
High Temp
501.1
Low Temp
502.1
Temp. Shock
503.1
Solar Radiation
505.1
Rain
506.1
Humidity
507.1
Salt Fog
509.1
Dust
510.1
Vibration
514.2
Shock
516.2

Procedures
1
1, 2
1
1
1
1, 2
2
1
1
8, 10
1, 2, 5

810D
Methods
500.2
501.2
502.2
503.2
505.2
506.2
507.2
509.2
510.2
514.3
516.3

Procedures
2
1, 2
1, 2
1
1
1, 2
2, 3
1
1
1
1, 4

810E
Methods
500.3
501.3
502.3
503.3
505.3
506.3
507.3
509.3
510.3
514.4
516.4

Procedures
2
1, 2
1,2
1
1
1, 2
2, 3
1
1
1
1, 4

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