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Home » Products » Base Fixed Station » Base Fixed Station

Base Fixed Station

Base Fixed Station
Base Fixed Station
Product Code : GM 3688 VHF
Product Description

Features :

  • 16-pin External Accessary Port & Internal Option Board Interface
  • Voice Operated Transmission (VOX)
  • 8-Character Alphanumeric Display
  • 64 Channels
  • Audio Enhancement
  • Rugged Construction

Specifications :

GENERAL SPECIFICATIONS

VHF

UHF

Frequency


136-162MHz
146-174MHz

403-440MHz
438-470MHz
465-495MHz

490-527MHz 350-380MHz

Channel Capacity

64

Power Output

1-25W, 1-25W, 25W, 1-25W, 25-45W, 25-40W, 25-40W

Power Supply

13.8 Vdc (11 Vdc - 16.6 Vdc) negative vehicle ground

Channel Spacing

12.5/20/25KHz

Frequency Stability ( -30°C, + 60°C, +25°C Ref)

+/-2.5ppm

Dimensions ( H * W * L )

44mm x 169mm x 118mm

Weight

1.01 Kg

Operating temperature

- 30 to + 60°C

Sealing

Passes rain and dust testing to IP54

Shock and Vibration

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

RECEIVER


VHF

UHF

Sensitivity (12db Sinad)

0.35uV (12.5KHz)
0.3uV (25KHz)

Intermodulation

65dB (12.5KHz
75dB (25KHz)

60dB (12.5KHz)
70dB (25KHz)

Adjacent Channel Selectivity

65dB (12.5KHz
75dB (25KHz)

60dB (12.5KHz)
70dB (25KHz)

Spurious Rejection

75dB

70dB

Rated Audio (extended audio with 4 ohm speaker)

4W internal
13W external

Audio Distortion @ Rated Audio

3% typical

Hum and Noise

-40 dB (12.5KHz), -35 dB (12.5KHz)
-45 dB (25KHz) , -40 dB (25KHz)

-40 dB (12.5KHz)
-40 dB (25KHz)

Audio Response (300 to 3000Hz)

+1, -3dB

Conducted Spurious Emission

57 dBm < 1GHz
-47dBM > 1GHz

TRANSMITTER :


VHF

UHF

Modulation Limiting

+/-2.5KHz (12.5KHz)
+/-4KHz (20KHz)
+/-5KHz (25KHz)

FM Hum & Noise

-40 dB (12.5KHz), -35 dB (12.5KHz)
-45 dB (25KHz), -40 dB (25KHz)

-40 dB (12.5KHz)
-40 dB (25KHz)

Conducted / Radiated Power
1-25W
25-40/45W

36 dBm < 1GHz
-30 dBm > 1GHz
-26 dBm

Adjacent Channel Power

-60 dB (12.5KHz)
-70 dB (25KHz)

Audio Response (300 to 3000Hz)

+1, -3dB

Audio Distortion @ 1000Hz, 60% Rated Max. Deviation

3% typical


MICROMAP ELECTRONIC SYSTEMS (P) LTD.

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