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Distress Alert Transmitter
Model No.: AZDAT-03

Transmitter Specifications

  • Output Frequency Band

    :

    402.65 - 402.85 MHz

  • Frequency step size

    :

    500Hz

  • Modulation

    :

    BPSK

  • Output Power

    :

    5 W (37dBm ± 1dB)

  • Output Power Stability

    :

    Within 1.5 dB over frequency band and over temperature

  • Harmonic level

    :

    < -35 dBc

  • Spurious

    :

    < -55 dBc

  • Phase noise (1KHz offset)

    :

    < -70 dBc

  • Carrier Suppression

    :

    >18 dBc

  • Amplitude Imbalance

    :

    +0.2 dBc

  • Phase Inaccuracy

    :

    0.2 hPa

  • Data Rate

    :

    600 BPS

  • Transmission Format

    :

    ISRO Burst format

  • Phase Ambiguity Resolution

    :

    Differential Encoding

  • Error correction

    :

    R-S encoder

  • Frequency Stability Over Temperature

    :

    > 1 PPM

  • Frequency Stability (Long Term)

    :

    >1 PPM / Year

  • Frequency Offset from center

    :

    > 10 Hz

  • SS Phase Noise (100 Hz)

    :

    < -60 dBc

  • SS Phase Noise (1 Khz & Above)

    :

    < -70 dBc

Mechanical Specifications

  • Dimensions

    :

    242 (h) x 245 (w) x 245 (d) mm

  • Weight

    :

    1.5 Kg

GPS Specifications

  • Input Frequency

    :

    1575.42 MHz

  • Noise Figure

    :

    1.5 dB

  • Data Rate

    :

    4800 baud

  • Level

    :

    RS232

Transmission Format

  • CR

    :

    192 bits (All ‘1)

  • BTR

    :

    64 bits (alternate ‘1 & ‘0)

  • UW

    :

    64 bits (90 bit message and 65 bit redundant)

  • Message Length

    :

    155 bits (90 bit message and 65 bit redundant)

  • Antenna

    :

    Quadrifliar

LED Flasher

  • Intensity

    :

    luminous flux 70 lm

  • Color

    :

    Red

ENVIRONMENTAL

  • Prime Power

    :

    7.2 V Lithium Battery

  • Enclosure

    :

    Waterproof, ABS Plastic make, Floatable

  • Operating Temperature

    :

    -10 to +50 °C

  • Rainfall

    :

    110 mm/hr

  • Wind

    :

    100 km/hr

  • Package

    :

    Marine Environment