Lowrance electronic LVR-250 manual Mmsi and Name Directory Yes 20 numbers & group, Transmitter

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Local/Distant control:	Yes
Position polling:	Yes
Group Call:	Yes
Call logs:	Yes - 20 individual and 10 distress
DSC mode:	SC101 (USA)
	Class D (Europe)
Channel Naming:	Yes
Tri watch, Favourite
channel scan, All scan:	Yes
User programmable
MMSI:	Yes
MMSI and NAME
directory:	Yes - 20 numbers & group
TRANSMITTER
Frequency:	156.025 - 157.425MHz
Output power:	25 W / 1 W selectable
Transmitter protection:	Open / short circuit of antenna
Max Freq deviation:	+/- 5kHz
Spurious & harmonics:	better than 2.5µ W
Modulation distortion:	Less than 4%@ 1kHz for a +/-3kHz deviation
RECEIVER
Frequency:	156.025 - 163.275 MHz
12dB SINAD sensitivity:	0.25uV (distant) / 2.5uV (local) for LVR-250 US
	0.25uV (distant) / 0.8uV (local) for LVR-250 EU
20db SINAD sensitivity:	0.35uV
Adjacent CH selectivity:	more than 65db
Spurious response:	more than 65 db
Intermodulation
Rejection ratio:	more than 65 db
Residual Noise level:	more than -40 db unsquelched
Audio output power:	2 W (with 8 ohm at 10% distortion)
	4 W with 4 ohm external speaker
Compass safe distance:	0.5 m (1.5’)

Specifications are subject to change without notice.

46	Lowrance - LVR-250 Installation and Operation Instructions

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Contents LVR-250 Avoided, could result in death or serious injury Please read carefully before installation and useSymbol to avoid possible injury or death Avoided, could result in minor or moderate injuryTable of Contents Radio Setup Menu Radio Setup Acknowledgement of an Individual Incoming Call Indiv Installation Options InstallationLocation Requirements Checklist Two flat screws for the microphone bulkhead mountRecessed Installation Gimbal InstallationChange the Viewing Angle Drill the two pilot screw holes where marked Install the Microphone Bulkhead MountHang the microphone on its mount Fix the DSC label Connectors are on the rear of the base unit, as followsConnect the Radio Cables Wiring for GPS/COM connector Pin Wire Function Set Up the RadioEnter Your User Mmsi External Completed InstallationBlack Power Cable Battery SpeakerLowrance LVR-250 Installation and Operation Instructions Features General InformationLCD Symbols and Meanings How to Display and Navigate MenusHow to Enter Alphanumeric Data Customizing your Lowrance VHF RadioSymbol Meaning Typical operational display is shown hereVOL/PWR Basic Operation and Key FunctionsKey Function SQL3CH ScanDistress CallMenu Send DSC Distress Call. See SectionRadio Menu Options Menu GPS/DATA DSC Setup Radio Setup GPS SIM Reset Manual SettingRadio Menu Menu UICEdit an Entry Maintain Your Buddy List Buddy ListAdd an Entry Buddy List Alex Edit Name Manual NEW Delete Edit Mmsi TOMDelete an Entry Local or Distance Sensitivity LOCAL/DISTBacklighting Backlight and Contrast Contrast Set Distance SensitivitySet the Contrast Level Set the Backlighting LevelManually Enter Position and UTC Time Manual Local Time Time Offset GPS/DATA Setting Manual Time Offset Time Format Time DisplySetting Time Offset Time Format Time Disply Time Format Options Time FormatPosition Display Options LL display Time Display Options Time DisplayCourse & Speed Display Options COG/SOG GPS Simulator Simulator Reset to Factory Defaults ResetReset Radio are YOU Sure YES GPS Alert Options AlertRadio Setup UIC Radio Setup Menu Radio SetupRadio Setup Menu Radio Setup Channel UICChannel Names CH Name Ring & Beep Volume Ring Volume and KEY BeepInternal Speaker Connections INT Speaker Nmea protocol COM Port Set the Priority Channel Watch ModeWeather Alert Wx Alert LVR-250 US onlyDSC Setup DSC Setup Menu DSC SetupDSC Setup Menu Options Enter Your User Mmsi User MmsiCreate a Group Group Setup Maintain Your Groups Group SetupEdit Group Name Details Delete a Group Response to Individual Calls Indiv ReplyAtis Mmsi & Atis Functionality Delete Group FISHER2 YESEnter or Edit Your Atis Mmsi Enable Atis Functionality Atis Func LVR-250 EU onlyMmsi Atis Mmsi Store Cancel Atis MmsiAuto DSC functionality options DSC FuncResponse Type to LL Polling Calls LL Reply OFFSending DSC calls What is DSC?Sending and Receiving DSC Calls DSC Call Individual Last Call GroupMake a Routine Call Individual Retrying a Routine CallCall a Group Group Acknowledgement of an Individual Incoming Call IndivRecall the Most Recent Incoming Call Last Channel Request ESC ExitCall All Ships ALL Ships Call using the Call Log Call LOGSafety UrgencyCall distress relay using the Distress Log Dist LOG Call using the Distress Log Dist LOGCall distress relay to individual using the Distress Log ALL Ships Distress Call LOG Flooding Dist LOG Call distress relay to all ship using the Distress LogRequest the LL Position of a Buddy LL Request ALLReceiving an All Ships Call ALL Ships Receiving DSC CallsReceiving an Individual Call Indiv Receiving a Geographic Call Geograph Receiving a Group Call GroupReceiving a Polled Position Call Position Distress Calls Sending a Distress CallDistress Acknowledgement distress ack or Relay Receiving a Distress Call DistressDistress Relay from SAM ESC Exit Lowrance LVR-250 General Appendix a Technical SpecificationsFeatures PhysicalTransmitter MmsiMmsi and Name Directory Yes 20 numbers & group ReceiverBattery symbol is displayed Appendix B TroubleshootingTransceiver will not power up No sound from the external speakerAppendix C VHF Marine Channel Charts International Channel ChartSpecial Notes on International Channel Usage USA Channel Chart Special Notes on USA Channel Usage Canada Channel Chart Special Notes on Canada Channel Usage Weather Channels Traffic Type Name RemarkAppendix D EU Inland Waterway Channels Country Specific tableGeneral remarks to Country Specific table Explanation of specific footnotes in Country Specific table Special Channels Name TAGFCC Compliance Appendix E Mmsi and License InformationReorient or relocate the receiving antenna Navico Full Two-Year Lowrance VHF Warranty Canada How to Obtain ServiceUSA Outside Canada and the USAAccessory Ordering Information for all countries Shipping InformationPage Navico Lowrance PubMN000794B-G