Page 63VM-3500E
14. SPECIFICATIONS

Performance specifications are nominal, unless otherwise indicated, and are

subject to change without notice.

14.1 GENERAL

Channels ..............................................................All USA, International and Canadian
Number of Distress Log ................................................................................30 channel
Number of DSC Log...................................................................................... 30 channel
Input Voltage..........................................................................................13.8 VDC ±20%
Current Drain
Standby.............................................................................................................. 0.5 A
Receive.............................................................................................................. 1.5 A
Transmit.................................................................................... 5.0 A (Hi); 1.5 A (Lo)
Dimensions........................................................................ 90 H x 230 W x 150 D (mm)
Flush-Mount Dimensions ..................................................72 H x 205 W x 130 D (mm)
Weight .................................................................................................................1.45 kg

14.2 TRANSMITTER

Frequency Range.................................................................... 156.025 to 157.425 MHz
RF Output........................................................................................ 25 W (Hi); 1 W (Lo)
Conducted Spurious Emissions..................................................80 dB (Hi); 60 dB (Lo)
Audio Response............................................................... within +1/-3 of a 6 dB/octave
pre-emphasis characteristic at 300 to 3000 Hz
Audio Distortion......................................................................................................... 5 %
Modulation....................................................................... 16K0G3E, for DSC 16K0G2B
Frequency Stability (-20°C to +50°C) ............................................................ ±0.0005%
FM Hum and Noise ............................................................................................... 50 dB

14.3 RECEIVER

Frequency Range.................................................................... 156.050 to 163.275 MHz
Sensitivity
20 dB Quieting.............................................................................................. 0.35 µV
12 dB SINAD ................................................................................................ 0.25 µV
Squelch Sensitivity (Threshold) ................................................................... 0.13 µV
Modulation Acceptance Bandwidth.................................................................. ±7.5 kHz
Selectivity
Spurious and Image Rejection.................................................... better than -70 dB
Intermodulation and Rejection at 12 dB SINAD......................... better than -70 dB
Audio Output.......................................................................................................... 4.5 W
Audio Response............................................................. within + 2/–8 of a 6 dB/octave
de-emphasis characteristic at 300 to 3000 Hz
Frequency Stability (-20°C to +50°C) ...........................................................±0.0005 %
Channel Spacing................................................................................................. 25 kHz
DSC Format........................................................................................................ Class D
NMEA Input/Output ......................................................................... Output - DSC, DSE
Input - GLL, GGA, RMC and GNS
Measurements are made in accordance with EN301 025. All stated specifications are
subject to change without notice or obligation.