Motorola GP328 Detailed Service Manual

6C-2 Specifications
2.0 Specifications
General
Transmitter
Receiver
All specifications are subject to change without notice.
UHF
Frequency: 450-527 MHz
Channel Capacity: GP328 : 4/16 Channels
GP338 : 128 Channels
Power Supply: 7.5 Volts ±20%
Dimensions
with Standard
High Capacity
NiMH Battery:
with Ultra High
Capacity NiMH Bat-
tery:
137mm x 57.5mm x
37.5mm
137mm x 57.5mm x
40mm
Weight:
with Standard
High Capacity
NiMH Battery:
with Ultra High
Capacity NiMH Bat-
tery:
420 g
500 g
Average Battery
Life@ (5-5-90Duty
Cycle)
Standard High
Capacity NiMH Bat-
tery:
Ultra High Capac-
ity NiMH Battery:
Low Pow-
er
>11 hrs
>14 hrs
High Pow-
er
>8 hrs
>11 hrs
Sealing: Passes rain testing per
IP54
Shock: Meets MIL-STD-810-
C,D & E and TIA/EIA 603
Vibration: Meets MIL-STD-810-
C,D & E and TIA/EIA 603
Dust: Meets MIL-STD-810-
C,D & E and IP54
Humidity: Meets MIL-STD-810-
C,D & E and TIA/EIA 603
FCC ID AZ489FT4834
UHF
RF Output
NiMH @ 7.5V:
Low
1W
High
4W
Frequency 450-527 MHz
Channel Spacing 12.5/20/25 kHz
Freq. Stability
(-30°Cto+60°C)
0.00025%
Spurs/Harmonics: -36 dBm < 1 GHz
-30 dBm > 1 GHz
Audio Response:
(from 6 dB/oct. Pre-
Emphasis, 300 to
3000Hz)
+1, -3 dB
Audio Distortion:
@ 1000 Hz, 60%
Rated Max. Dev.
<5%
FM Noise: -40 dB
UHF
12.5kHz
UHF 20/
25kHz
Frequency: 450-
527MHz
450-
527MHz
Sensitivity
12dB EIA SINAD:
0.35 µV0.35µV
Adjacent Channel
Selectivity ETS
-60 dB -70 dB
Intermodulation
ETS
-65 dB -65 dB
Freq. Stability
(-30°Cto+60°C):
0.00025% 0.00025%
Spur Rejection: -70 dB -70 dB
Image Rejection: -70 dB -70 dB
Audio Output
@ <5% Distortion
500 mW 500 mW

Motorola GP328 Specifications

General

Brand	Motorola
Model	GP328
Category	Two-Way Radio
Language	English