Appendix C: Specification 73Appendix C: SpecificationThis appendix provides the physical and electrical specification for theRayData.Size 4.5” x 4.3” x 1.8” (11.2 x 11.0 x 4.5 cm)Weight 12.3 oz (0.35 Kg)Waterproofing To CFR46; suitable for external mountingMounting Panel with trunnion optionsPower External 10 -16 volts DC requiredControls 5 keys: NAV, DEPTH, SPEED, Ú and Ù.Display types STN, 101 x 64 resolutionDisplay size 3.35” x 2.06” (8.25 x 5.3 cm)Interfaces SeaTalk , receive and transmitNMEA 0183, receive