Uniden UM385 Owner s Manual - Page 42

General Sensitivity Circuit Squelch Sensitivity Spurious Response Adjacent Channel Selectivity Audio Output Power Power Requirement IF Frequencies 0.25 μV for 12 dB SINAD (nominal) Dual Conversion Super Heterodyne PLL (Crystal for DSC) 0.2 μV Threshold 75 dB (nominal) 75 dB @ ±25 kHz (nominal) 2.5 watts (10% Distortion, 8 Ω load) 360 mA @ 13.8V DC at squelched, 920 mA @ 13.8V DC at maximum audio output 1st 41.925 MHz, 2nd 455 kHz (1st 21.7 MHz, 2nd 455 kHz for DSC) REFERENCE TABLES ## NOTE: This radio does not support AIS channels. Channel Descriptions and What They Mean The table below lists the display name or channel description used in the following tables and what each description means. Channel name/description Used for DISTRESS SAFETY AND primarily emergency messages and distress CALLING calls INTERSHIP SAFETY safety messages from one ship to another, or from a ship to Coast Guard aircraft NON-COMMERCIAL (recreational or voluntary ships only) messages about the needs of the ship, including fishing reports, rendezvous, scheduling repairs and berthing information COMMERCIAL (working ships only) messages about the needs of the ship or the business the ship is engaged in PUBLIC CORRESPONDENCE/ MARINE OPERATOR calls to the marine operator at a public coast station. Marine operators can connect you to the telephone network so you can make and receive calls. (There is usually a charge for this service.) messages about the movement and safety of PORT OPERATIONS/VTS (vessel traffic system) ships in or near ports, locks or waterways. In certain major ports, some channels may be restricted to specific types of port operations messages. NAVIGATIONAL/BRIDGE TO BRIDGE messages about ship navigation, for example, passing or meeting other ships, maneuvering through locks, or navigating around drawbridges. Messages must be short! 36