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Uniden MC480 manual

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Table of contents for the manual

  • Page 1

    '~"-~""--'"'=- - ~. = -~- ~~ -~~= - uni I!n@ MC 480 MARINE RADIOTELEPHONE OWNERS MANUAL :r )[...]

  • Page 2

    / -- -.__. '-'~'~=-'~'-,. UNIDEN MC480 The UNIDEN MC480 VHF marine radio transceiver has been designed to give you a rugged reliable instrument that will provide you with years of trouble-free service. You are encouraged to thoroughly read this manual to acquaint yourself with the characteristic and operation of your transc[...]

  • Page 3

    - = -= -,~ SPECIFICATIONS GENERAL Channels : Transmit 55 Receive 55 Frequency Control Method : PLL synthesizer Antenna Impedance: 50 ohms, nominal Speaker : 2.85 Inch, 8 ohms Microphone : Rugged 600 ohms dynamic element with coiled cord and plug-in connector LED numerical read out : Type approved under Australia Department of Communica- tions :::0[...]

  • Page 4

    Hum and Noise Attenuation Audio Distortion Spurious Suppression Output Transistor Protection Output Power Stabilization RECEIVER Sensitivity Threshold Squelch Sensitivity Tight Squelch Sensitivity Spurious Response Attenuation Image Response Attenuation Intermodulation Attenuation Adjacent Channel Rejection Selectivity Audio Output Power --- --,~ -[...]

  • Page 5

    :: I"'..."... ~ ~- :::::::::=,~-: ' '._-1- INSTAllATION CAUTION: The MC480 will operate only with nominal 12 volt negative ground battery systems. It is important to carefully determine the most suitable location for your MC480 on your vessel. Electrical, mechanical, and environmental considerations must all be taken into a[...]

  • Page 6

    ,. ! ===: -== - r--.. REVERSING THE FRONT PANEL (5) REMOVE TWO SCREWS HOLDING FRONT PANEL. TO CHASSIS. (6) TI LT FRONT PANEL. (7) REPLACE FOUR SCREWS TO SECURE FRONT PANEL TO CHASSIS. (4) REMOVE SPEAKER CABINET. (1) REMOVE FOUR SCREWS FROM SPEAKER CABINET. (2) TURN UNIT OVER AND CAREFULLY REMOVE COVER CABINET PULL UP FROM REAR FIRST. (8) CAREFULLY [...]

  • Page 7

    J-..- .-'-- ".-. ---. .-...-.-...------- -") Some of the more important external factors to consider in selecting the location of your MC480 are: 1. Select a location that is free from spray and splash. 2. Keep the battery leads as short as possible. Connection directly to the battery is most desirable. If direct connection cannot be[...]

  • Page 8

    -~ --'-"" ,~~".- ENGINE NOISE SUPPRESSION Interference from the impulse noise generated by the electrical systems of engines is sometimes a problem with radios. The MC480 has been designed to be essentially impervious to ignition impulse noise and alternator noise. However, in some installations it may be necessary to take measu[...]

  • Page 9

    I~ H""" ".~.~._.__.- ~ ~ --""">~~ -;:;.~. 5. 1W/25W SELECTOR. . . controls transmitter output power. The 1W(watt) position should always be used for in-port or short range communications. 6. CH16 SELECTOR... provides instant CH16 by overriding Rotary Channel selector. LED indicator will light indicating unit is[...]

  • Page 10

    Ii: ..... ~ ~ VHF FM MARINE RADIOTELEPHONE CHANNELS AND FUNCTIONS (INTERNATIONAL CHANNEL) CHANNEL FREOUENCY(MHz) DESIG SHIP SHORE P1 157.375 157.375 02 156.100 160.700 03 156.150 160.750 04 156.200 160.800 05 156.250 160.850 06 156.300 156.300 07 156.350 160.950 08 156.400 156.400 09 156.450 156.450 10 156.500 156.500 11 156.550 156.550 12 156.600 [...]

  • Page 11

    c,., '., -' "'" ~ ,= ,,~~==> ~..- ~-_. ~ - CARE AND MAINTENANCE Your MC480 is a precision piece of electronic equipment and you should treat it accordingly. Due to the rugged design, very little maintenance is required, however, a few precautions should be observed. If your radio has been accidentally subjected to spray [...]

  • Page 12

    UTSNO17860Z " .. ,... )(M uniden@ 12 MONTHS FULL WARRANTY WARRANTOR. SANTRONIC AGENCIES PTY. LTD. 13 Garema Circuit, Kingsgrove MSW 2208 ("SANTRONIC"). ELEMENTS OF WARRANTY. SANTRONIC warrants, for the duration of this warranty, its UNIDEN Marine Product to be free from defects in materials and craftsmanship with only the limitation [...]