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Uniden PRESIDENT LTD 950 Operating Manual

Vhf marine radio
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PK5~Dm1:
byUniden
LTD 950
VHF Marine Radio
.<If r
OPERATING
GUIDE

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  Summary of Contents for Uniden PRESIDENT LTD 950

  • Page 1 PK5~Dm1: byUniden LTD 950 VHF Marine Radio If r OPERATING GUIDE...
  • Page 2: Table Of Contents

    TABLE OF CONTENTS PRESIDENT LTD 950 Installation Choosing A Location EngineNoiseSuppression " Antenna Considerations Installing the LTD 950 Controls And Indicators Front Panel Controls Front Panel Indicators Tri-Function Keys Rear Panel Connectors Operation Dual Watch Manual Tuning Instant Channel 16 Communications Timed Scan (SEEK) Normal Scan (SCAN) Weather Scan...
  • Page 3: President Ltd 950

    Product Registration Card at the back of this Guide, cut it out and mail it. You also need to complete the enclosed Warranty Registration Card and mail it. Keep your receipt as proof-of-purchase in case warranty service is required. PRESIDENT is a trademark of Uniden America Corporation.
  • Page 4: Installation

    INSTAllATION CAUTION: The LTD 950 will operate only with nominal 12 volt negative ground battery systems. It is important to carefully determine the most suitable location for your LTD 950 on your vessel. Electrical, mechanical, and environmental considerations must all be taken into account. You must select the optimum relationship among these considerations.
  • Page 5: Enginenoisesuppression

    ENGINE NOISE SUPPRESSION Interference from the impulse noise generated by the electrical systems of engines is sometimes a problem with radios. The LTD 950 has been designed to be essentially impervious to ignition impulse noise and alternator noise. However, in some installations it may be necessary to take measures to further reduce the effect of noise interference.
  • Page 6: Controls And Indicators

    CONTROLS AND INDICATORS NOTE: For details of use of these Controls, see the OPERATlON section. FRONT PANEL CONTROLS 8765432 VOl (On/OffNolume) Turns the l TD 950 On or Off and varies the audio output. NOTE: Items 2 through 6 are Tri-Function keys. Refer to the "Tri-Function Keys"...
  • Page 7: Front Panel Indicators

    Rotary Channel Selector - This control is used to manually select the desired Communication Channe\ (01 28 and 60-88), or - 9). Weather Channel (0 LCD Panel - Indicators for DUAL, SEEK, SCAN, USA, INT'L, HI, LO, [£], WX, , FISH, USCG, MEMO and Channel Number. NOTE: Refer to "INOICATORS"...
  • Page 8 TX (Transmit) - LED lights when transmitting. DUAL (Dual Watch) - Indicates Dual Watch Mode. HI (High) - Indicates transmitted output is 25 Watts. LO (Low) - Indicates transmitted output is 1 Watt. (Weather) - Indicates Weather Channels. (Telephone) - Indicates Telephone Channels. FISH - Indicates Fish Channels.
  • Page 9: Tri-Function Keys

    TRI-FUNCTION KEYS NOTE: For details of use of these Keys, see the OPERATION section. FISH --- USCG MEMO WX HlD. ~T E§fP ~ k$JT 2. HLD (HOLD) - This key is used to stop scanning and in conjunction with the F/C and GRP keys to access Weather Channel and Weather Alert Modes.
  • Page 10 4. H/L (HI/LO) This key is used to switch between HI (25 Watts) where allowed, or La (1 Watt) output power and in conjunction with the F/C and GRP keys to access the Public Address and USCG Channel Modes. Press H/L to switch between HI and La output power. Press F/C, then Press H/L to access the Public Address Mode.
  • Page 11: Rear Panel Connectors

    REAR PANEL CONNECTORS ~~~~~~~~~~~~ Remote Speaker Connector - An external 4 ohm, 4 Watt speaker may be connected to this jack. The connecting wire must have a miniature plug. Antenna Connector - Connect the antenna here using a type PL259 connector. DC Power and PA Speaker Output - The "Pigtail"...
  • Page 12: Operation

    OPERATION Turn the unit On by rotating the VOl control clockwise. Adjust the sa control counterclockwise until you hear background noise; then turn it clockwise until the noise just disappears. DUAL WATCH Dual Watch monitors Channel 16 for activity every two seconds while scanning or monitoring.
  • Page 13: Timed Scan (Seek)

    TIMED SCAN (SEEK) Press SCN to start SEEK (Timed Scan). When SCN is pressed for the first time after the LTD 950 is turned on, scanning will be in the SEEK (Timed Scan) Mode, and SEEK and DUAL will display on the LCD Panel. Notice that Dual Watch is on automaticaly to cover CH 16 when SCN is pressed.
  • Page 14: Weather Scan

    To stop scanning and remain on an active channel, Press HLD. If you are in a group scan mode (FISH, , USCG, MEMO, or WX), Press HLD to step through the channels in that group one at a time. If you are not in a group scan mode, Press HLD to step through all channels one at a time.
  • Page 15: Telephone Channels

    TELEPHONE CHANNELS To select operation (communication and scanning) on Telephone Chan- nels, Press GRP, then Press SCN . will appear on the LCD Panel. USCG CHANNELS To select operation (communication and scanning) on USCG Channels, Press GRP, then Press H/L. USCG will appear on the LCD Panel. into ENT (Entering channel numbers Memory Scan)
  • Page 16: Weather Alert

    WEATHER ALERT The Weather Alert Mode can be activated to alert you of dangerous weather. When Weather Alert is turned on, and a warning signal is received, a siren will sound at full volume, regardless of the VOL setting. When the signal stops, you will hear the active weather channel broad- cast at normal volume.
  • Page 17: Dimming The Lcd Display Backlight And The Tx Indicator

    To activate the transmitter, Press the Press-To-Talk switch on micro- phone. The TX LED indicator will light, indicating a signal is being transmitted. Release the switch to receive. When transmitting, hold the microphone approximately two inches from your mouth and speak clearly in a normal voice.
  • Page 18: Channels And Functions (Tables)

    VHF FM MARINE RADIOTELEPHONE CHANNELS AND FUNCTIONS (U.S.A. CHANNELS) FREQUENCY (MHz) TYPE ICHANNEL SHIP SHIP PERMANENT DESIG TRAFFIC SHIP SHORE TO SHIP SCAN LIST TO SHORE 163.275 NOAA Weather Weather RX Only RX Only 162.550 NOAA Weather Weather RX Only RX Only 162.400 NOAA Weather...
  • Page 19 VHF FM MARINE RADIOTELEPHONE CHANNELS AND FUNCTIONS (INTERNATIONAL CHANNELS) FREQUENCY (MHz) TYPE CHANNEL SHIP SHIP PERMANENT TRAFFIC DESG TO SHIP SCAN LIST TO SHORE SHIP SHORE 163.275 NOAA Weather Weather RX Only RX Only NOAA Weather Weather 162.550 RX Only RX Only 162.400 NOAA Weather...
  • Page 20: Specifications

    SPECIFICATIONS GENERAL : Transmit Channels Receive 80 Marine 10 Weather Controls : On-Off/Volume, Squelch Status Indicators : TX LED (transmit) DUAL, SEEK, SCAN, USA, INT'L, HI, LO, , WX,--- , FISH, USCG, and MEMO on LCD Panel : LCD (Dual 7 segment) Channel Display Selector Switch .
  • Page 21: Maritime Radio Services Operation

    : 156 to 158 MHz Frequency Range : :t 300 Hz nominal Frequency Stability: RECEIVER : 156 to 163 MHz Frequency Range : 0.25jlV for 12 dB SINAD Sensitivity 0.35jlV for 20 dB SIN Circuit : Dual Conversion Super Heterodyne PLL Squelch Sensitivity : 0.5jlV Threshold : 60 dB...
  • Page 22: Care And Maintenance

    FCCRules. 3. You must keep a current copy of the appropriate 4. You must maintain a log book in which you record all calls and full transmitter maintenance records. 5. Your transmitter must be verified, by an appropriately licensed techni- cian, to be in compliance with FCC requirements.
  • Page 23: Service

    SERVICE Should you find it desirable or necessary to have service performed on your LTD 950, you are urged to contact the PRESIDENT Dealer from whom you made your purchase. Your PRESIDENT Dealer will be able to assist you with complete service information. If you require service that is within the terms of your warranty you should present a copy of your receipt to your dealer to authenticate your claim.
  • Page 24 THREE YEAR LIMITED WARRANTY WARRANTOR: UNIDEN AMERICA CORPORATION. (UNIDEN) ELEMENTS OF WARRANTY: Uniden warrants, for three years, to the original retail owner, this PRESIDENT by Uniden Marine Radio (hereinafter referred to as the Product) to be free from defects in materials and craftsmanship with only the limitations or exclusions set out below.
  • Page 25 Thank you for choosing a PRESIDENT VHF Marine Radio. You have chosen one of the most sophisticated, technologically advanced electronic products available. Please fill in the requested information on this card so that we can better understand our customers and their needs.
  • Page 26 23. What types of credit cards do you use? What magazine(s) do you read? AmericanExpress, DinersClub,.CarteBlanche American Trucker BankCard (MasterCard, Visa,etc.) Auto Week GasolineCard, Name Bener Homes and Gardens DepartmentStore Card Car & Driver Noneof the above Consumer Reports Cosmopolitan 24.
  • Page 27 ~5~D.n~ @1990 Uniden America Corporation. UTUD01851ZZ All rights reserved. Printed in the Philippines...
  • Page 28 Approved by OMS 3060-0096 Expires 07/31/93 FEDERAL C OMMUNICATIONS COMMISSION FCC Form 506,' page two, for information regarding public burden estimate Application for Ship Radio Station License USE THIS FORM TO APPLY FOR A NEW, MODIFIED, OR RENEWAL OF SHIP STATION LICENSE GENERAL INSTRUCTION AND INFORMATION ITEM 3.
  • Page 29 by OMS Approved 3060-0096 Expires 07/31/93 FEDERAL C OMMUNICATIONS COMMISSION See page two for information regarding public burden estimate. Application for Ship Radio Station License CHECK BLOCK "A" ONLY IF SHIP IS RECREATIONAL OR VOLUNTARILY EQUIPPED. Complete applicable items 1thru 13and sign application.
  • Page 30 by OMB Approved United States of America DO NOT MAILTHIS SHEET TO THE FCC 3060-0096 Federal Communications Commission Expires 07/31/93 Form 506. page Temporary Operating Authority, Ship Radio Station two. for information regarding burden estimate public Use this form (FCC 506A) if you want a temporary permit while your regular application, FCC 506, is being processed...
  • Page 31 Instructions for Filling Out the Form-Continued RADIOTELEPHONE STATION, TITLE Ill, PART III OF THE ITEM 7. Enter ship name, if it has one. If it does not, it is suggested that you name your ship for identification purposes and your own safety. COMMUNICATIONS ACT applies to any vessel transporting MORE...
  • Page 32 Return Address Sometimes it becomes necessary to return an application. Please priPt your name and mailing address in the space provided below. By putting your name and- address in this area, you will enable us to return quickly any application which needs correction or clarification.
  • Page 33 Marine Distress Communications Form DO NOT MAILTHIS SHEET TO THE FCC Instructions: Complete this form now (except for items 6 through ~) and post near your radiotelephone for use if you are in DISTRESS. CALML Y SPEAK: SLOWLY CLEARLY I. Make sure your radiotelephoneis on. 2.