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Appendices | RS90S User Manual
Appendix 6 - Technical specication
General
Standard operation temperature -20ºC to +55ºC (-4ºF to 131ºF)
Normal working voltage 12 VDC (10.8 to 15.6 VDC) battery system
(negative ground)
Low battery detect voltage 10.5 V
Rx current drain at max audio power ≤1.5 A (one station only)
Stand-by ≤0.35 A
Hailer power ≤4 A
Tx current drain Hi power ≤6 A (@13.6 VDC)
Lo power ≤1.5 A (@13.6 VDC)
Dimensions 211.2 x 195.7 x 65.0 mm
Weight of transceiver 1.55 kg
VHF frequency range Transmit 156.025 to 157.425 MHz (default)
Receive 156.025 to 163.275 MHz (default)
Modulation FM (16KOG3E) DSC (16K0G2B)
Usable channels International, USA, Canada, Weather (country
specific)
Channel spacing 25 KHz
Frequency stability ±5 PPM
Digital Selectivity Calling (DSC) Class-D (EN301025) with dual receiver
(individual CH70)
DSC standards ITU-R M.493-13 (US models), EN 300-338-3 (EU
models)
AIS standards ITU-R M.1371-4
Other standards EN 60950-1:2006 /A1:2010
LCD display 128 x 256 pixel LCD FSTN – 1.3” x 2.6”
Contrast control Yes
Dimming control Yes; can be dimmed to no backlight
Antenna connector SO-239 (50 ohm)
NMEA 2000 connector Micro-C (5 pin)
Waterproof JIS-7 (totally submersible)
Compass safe distance 0.5 m (1.5’)
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