Versatile
Communication
on the Go
GP338 Specifications
GENERAL
*Frequency: (MHz) 29-42 /35-50 /136-174 /330-400 /403-470 /450-527
Channel Capacity: 128 Channels
Power Supply: Provided through rechargeable battery - 7.5V
DIMENSIONS: HxW xD
With Standard High Capacity NiMH Battery: 137mm x 57.5mm x 37.5mm
With Ultra High Capacity NiMH Battery: 137mm x 57.5mm x 40.0mm
With NiCD Battery: 137mm x 57.5mm x 40.0mm
With LiIon Battery: 137mm x 57.5mm x 33.0mm
(Radio footprint height excludingknobs)
WEIGHT:
With Standard High Capacity NiMH Battery: 428 gm
With Ultra High Capacity NiMH Battery: 508 gm
With NiCD Battery: 458 gm
With LiIon Battery: 358 gm
AVERAGE BATTERY LIFE @ 5/5/90 CYCLE Low Power High Power
With Standard High Capacity NiMH Battery: 11 hours 8 hours
With Ultra High Capacity NiMH Battery: 14 hours 11 hours
With NiCD Battery: 12 hours 9 hours
With LiIon Battery: 11 hours 8 hours
Sealing: Withstands rain testing per MIL STD 810 C/D/E and IP54
Shock and Vibration: Protection provided via impact resistant housing exceeding
MIL STD 810-C/D/E and TIA/EIA 603
Dust and Humidity: Protection provided via environment resistant housing exceeding
MIL STD 810 C/D/E and TIA/EIA603
TRANSMITTER
SPECIFICATION Low Band VHF/UHF
*Frequency (MHz) 29 - 42, 35 - 42 136-174 / 330-400 /
403-470 / 450-527
Frequency separation Full bandsplit#
Channel spacing 12.5 / 20 / 25kHz
Freq Stability:(-30
o
Cto60
o
C,+25
o
C Ref.) ± 0.0010% +/- 0.00025%
Power 6W 5W (VHF)
4W (UHF)
Modulation limiting ±2.5 @ 12.5kHz, ±4.0 @ 20kHhz,
±5.0 @ 25kHz
FM Hum & Noise -40dB
Conducted/Radiated Emission -36 dBm<1GHz/
-30 dBm > 1 GHz
Modulation FCC Type 12.5 kHz 11K0 F3E / 25 kHz 16K0F3E
Audio Response
(from 6 dB/octave pre-emphasis 300-3000Hz)
+1 to -3dB
Audio Distortion 3%
RECEIVER
SPECIFICATION Low Band VHF/UHF
*Frequency 29 - 42, 35 - 42 136-174 / 330-400 /
403-470 / 450-527
Frequency separation Full bandsplit
Sensitivity (12dB SINAD) EIA .30µV .25µV
Intermodulation (EIA) 65dB 70dB
Adjacent Channel Selectivity 60dB@12.5, 60dB @ 12.5kHz,
70dB @ 25kHz 70dB @ 25kHz
Spurious Rejection 70dB
Rated Audio 500 mW
Audio Distortion 3%
Hum and Noise -45dB @ 12.5kHz, -50dB @ 25kHz
Audio Response (300-3000Hz) +1 to -3dB
Conducted Spurious Emission -57dBm < 1Ghz, -47dBm > 1Ghz / FCC Part 15
*Availabilitysubject tocountry law and regulations.
Radios meet applicable regulatory requirements.
Specifications subject to change without notice.
Specifications are not representative of all radios and may vary in different radios.
# Not applicable to Low Band
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