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Home » Products » Base Fixed Station » Base Fixed Station

Base Fixed Station

Base Fixed Station
Base Fixed Station
Product Code : GM 338 VHF
Product Description

Features :

  • 7 Customized Buttons
  • 160 Channels Capacity
  • 14 Characters 4-line Alphanumeric Display
  • Full keypad
  • Built-in Voice Storage

Mobile Military Standards 810, C D and E


810C


810 D


810 E


Applicable MIL-STD

Methods

Procedures

Methods

Procedures

Methods

Procedures

Low Pressure

500.1

1

500.2

2

500.3

2

High Temp

501.1

1, 2

501.2

1, 2

501.3

1, 2

Low Temp

502.1

1

502.2

1, 2

502.3

1, 2

Temp. Shock

503.1

1

503.2

1

503.3

1

Solar Radiation

505.1

1

505.2

1

505.3

1

Rain

506.1

2

506.2

2

506.3

2

Humidity

507.1

2

507.2

2, 3

507.3

3

Salt Fog

509.1

1

509.2

1

509.3

1

Dust

510.1

1

510.2

1

510.3

1

Vibration

514.2

8, 10

514.3

1

514.4

1

Shock

516.2

1, 2, 5

516.3

1

516.4

1

Specifications :

General Specifications

Low Band (GM338 only) V

VHF

UHF

Frequency Range-

29.7-36Mhz
36-42Mhz
42-50MHz

136-174 MHz

403-470Mhz
450-527Mhz (1-25W)
450-527Mhz (25-40W)

Frequency Stability (-30oC to 60oC, 250 Ref.)

+5ppm

+2.5ppm

+2.5ppm

Channel Capacity

GM338: 128 channels
GM398: 160 channels

Power Output

40-60W

1-25W
25-45W (GM338 only

1-25W
25-40W (GM338 only

Power Supply

13.2 Vdc (10.8 - 15.6 Vdc) Negative Vehicle ground

Channel Spacing

20 kHz

12.5/20/25 Khz

Dimensions (L x W x H)
GM338: (add 9mm for volume knob)
GM398: (add 7mm for volume knob)

255mm X 180mm X 72 mm

18mm X 179mm X 59mm
188mm X 185mm X 72mm

Weight

2040gms (4.5lbs)

1400gms (3.15 lbs)

Operating Temperature

30oC to +60oC

Sealing

Passes rain testing to IP54

Shock and Vibration

Meets MIL-STD 810-C,D&E and TIA/EIA 603

Dust

Meets MIL-STD 810-C,D&E and TIA/EIA 603

Humidity

Meets MIL-STD 810-C,D&E and TIA/EIA 603


Transmitter

Low Band (GM338 Only)

VHF

UHF

Modulation Limiting

+5Khz

+235 @ 12.5 kHz
+4.0 @ 20 kHz
+5.0 @ 25 kHz

FM Hum & Noise

-45dB

+40dB @ 12.5 kHz
+45dB @ 20/25 kHz

Conducted/Radiated Emissions

26dB

30dBm >1 GHz

-36dBm < 1GHz

Adjacent Channel Power

-70dB

-60dB @ 12.5 kHz
-70dB @ 20/25 kHz

Audio Response (300 to 300oHz)

+1,3 dB

Audio Distortion @ 100oHz, 60% Rated Max. Deviation

3%


Receiver

Low Band (GM 338 Only)

VHF

UHF

Sensitivity (l 2dBSlNAD)

0.25 µV

0.22µV

Inter modulation (EIA)

80dB

78dB @ 25 kHz
78dB @ 20 kHz
75dB @ 12.5 kHz

75dB @ 25 kHz
75dB @ 20 kHz
75dB @ 12.5 kHz

Adjacent Channel Selectivity

80dB

80dB @ 25 kHz
70dB @ 20 kHz
65dB @ 12.5 kHz

75dB @ 25 kHz
70dB @ 20 kHz
65dB @ 12.5 kHz

Spurious Rejection

80dB

80dB @ 20/25 kHz
75dB @ 12.5 kHz

75dB @ 20/25 kHz
70dB @ 12.5 kHz

Rated Audio

3W Internal
7.5W & 13W External

Audio Distortion @ rated audio

3% Typical

Hum & Noise

-45dB

-40dB @ 12.5Khz
-45dB @ 20/25 Khz

Audio Response (300 to 300oH2l

+1, 3dB

Conducted Spurious Emission per FCC part 15

-57dbm<1 GHz
-57dbm<1 GHz


MICROMAP ELECTRONIC SYSTEMS (P) LTD.

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