ページ1に含まれる内容の要旨
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MC 790
MARINE RADIOTELEPHONE
OWNER'S MANUAL
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ページ2に含まれる内容の要旨
::: <:::: ::'.;:,',",',.>",',:," .',,'",:',UNIDEN:MC790",,:'>:" "",:" , The UNIDEN MC790 VHF marineradio signed into this quality transceiver will transceiver has been designed to give you prevent itfrom becoming obsolete regard- a rugged reliableinstrument that will pro- less of changes in craft or geographic videyou with years of trouble-free se Nice, locations. The unit may be mounted in any number of convenient locations by You are encouraged to thoroughly read utilizing the universal mounti
ページ3に含まれる内容の要旨
---, =--~'~-'" ) A variety of antennas is available from a The general rules for antennas are The . i more g~j/n the greater the range and, the number of quality suppliers. It is recom- mended you draw upon the advice of higher above the water line the greater the range. Antennas should be located so your Marine Dealer in determining a suitable antenna for your vessel and as not to be in proximity to metal or'wets. range. requirements. ' Antennas should not have excc~..::.ively long coaxial feed
ページ4に含まれる内容の要旨
- - ~~~. -- '-"---' -~ 6 i.1fj1;~lli~..':~;1!;t;/.;:~,; j;J'~J);'.~k~~~:,.1 ti'; ~,~,~..~~ ;;ilf:.'JI.".:':..,.;.~ I., CID CDMicrophone Connector. . . Plug (~Key Board. . . Selects the desired channel. LCD display shows CH-] your Microphone here. through CH-88. Forchannels ] through (~) ON/OFF VOLUME Knob... 9, firstyou must depress "0" then the de;- sired channel number. Ifyou attempt to Turns power on and adjusts volume le- vel. enter CH. 75, 76 and channels other than VHF marine channels, whi
ページ5に含まれる内容の要旨
=.~,c~~--~= --- - "-"--- <::: = ~= " Note: Tile racJio must lK' connected lCI,1 CD REMOTE Speaker Connector power source (or LIlt' nJ<'IIJory to fw1i ll()(} . . . If you desired to use anol/ler properly. Remember nor"~o disconneCL ll"1e speaker in C)ddition to the one in the un- it, a four or eight ohm speaker equipped power cable, or you will lose the memory. with a miniature phone plug may be However, when this unit is not going (0 tJe used for a long period of time, be SUfC'10 conneCted to, t
ページ6に含まれる内容の要旨
;:: :'.,:~:,,",)'. ,: ':':'cARE',:ANDMINTEI\tANCE,' " , ',:~ . ",' .' ~ Your MC790 is a precision piece of elec- If the antenna has been damaged, you should not transmit except in case of tronic equipment and you should treat it accordingly. Due to the rugged design, emergency. A defective antenna may very little ma,intenance is required, cause damage to your radio. however, a feJJ precautions should be obseNed, Ifyour radio has been accidentally subject- ed to splay or splash you should immedia
ページ7に含まれる内容の要旨
,:'KEI:;'FUNcnoi\t.'::.. :.~ .' "'.":, :.,.,...~",.t-, '. " :.. . . '. '."',' . . This key turns on the Memory Scan and gives you "SCAN" on LCD, j: tile This key gives you international cllannels or USA channels with an indica- r '- tion of "INT" or "USA" on the display. When the radio is activated, squelch is in operation and Scan Memory Channels are programmed, Scan u lUS~NTJ starts its operation While it is on, the second digit of the channel nuf,'ber international channels are auromarieally
ページ8に含まれる内容の要旨
. =- . -_.- (2) TURN UNIT OVEfi ANO CAREFULL Y REMOVE COVER CABINET PULL UP FROM REAR FIRST. ~NET // '-":::":;'., // 1" / (3) DISCONNECT l, SPEAKER WIRES. /I/ /. 11/ ~ (5) REMOVE TWO SCREWS HOLDING FRONT PANEL TO CHASSIS. (6)TILT FRONTPANEL. (7) REPLACE FOUR SCREWS TO I SECURE FRONT PANEL TO CHASSIS. 1 (4) REMOVE SPEAKER CABINET. (1) REMOVE FOUR SCREWS I FROM SPEAKER ". CABINET. 1 (8) CAREFULLY REPLACE CovER CABINET BUT ON BOTTOM OF RADIO INSERT UNDER FROWi PANEL FIRST AND THEN LOWER AT REAR OF
ページ9に含まれる内容の要旨
-~ ,-"" ~u- ...------. Interference from the impulse noise gen- wires, antenna lead, and accessory cables erated by the electrical systems of engines should be routed away from the engine is sometimes a problem with radios. The and engine compartment and from power MC790 has been designed to be cabling carrying particularly high currents. essentially impeNious to ignition impulse noise and alternator noise. However, in In severe cases of Lmpulse noIse interfer- some installations it may be neces
ページ10に含まれる内容の要旨
--, ~"- ,--..--. ,..., . <: FREQUENCY (MHzJ CHANNEL TYPE SHIP SHIP PERMANENT I DESIGN ---'-1 TRAFFIC I TO SHIP TO SHORE SCAN LIST I SHIP I , SHORE I I ........,_.h . - ..... ...--....- --'---- -'-'1-"--"-'" -.. --.... .,--- ---. - -,.. I I -;--_. 56.050 156.050 VIS ' Y(' Yrs i 02 I 156.100 156.100 POr! Ops Ye Ye.', i I 156.150 Ycs Yes i Port Ops ' 03 1 156.150 04 .) 56.200 ) 56200 Ye:. Port Ops Yes ',' I 05 156.250 156.250 VIS Yes Yes I ! 06 156.300 1%.300 , I Y"" Ne. S,lfciy CO,,,,! C;IJ,!Ii! I
ページ11に含まれる内容の要旨
~ $ " CHANNEL I FREQUENCY {MHzJ TYPE n ! SHIP i SHIP I PERMANENT TRAFFIC TO SHIP: TO SHORE I SCAN LIST ! I ... .-. --- on. _. -0--' .'-' 1-' , _.'.~_E_~~GN -.-l=~---~;~~--~_.! ~~~;~ ~:. 0 I I 156.050 i 160.650 ! VTS Yes I ¥es ! 02 : 156. I00 ! 160.700 : Pan Ops Yes I Yes i 03 i 156.150 i 160.750 . Pan Ops Yes i Yes i ' Pan Ops Yes : Yes 04 i 156.200 : 160.800 ' I Ycs I Yes 05 '156.250! 160.B50 I VTS I 0(, 1 Ye~ No 1')6.300 ~ 156.300 ' ~dtcty (Jt I',{,'!';n i If,n'I',() (,,"," Y"', Y'""! 1 ¥n : N
ページ12に含まれる内容の要旨
- ~~ = <:: ~ . I IJI ". : - ' ,"'.."" '. .""'.,"-.'..,.,,':"';; ...;,~:;,~;,,;:,:.,,~,~.., "'::">:'."'~>:':\~ q\-~:r: 1 """:"""" "'.,:;,,(, . ::,":,":';:":~'.if...:', """' SPECIFI IONS '-"I,' <;,',::' ..:::~:: "":':::.",,:'~/~,jV:.'::' GENERAL Channels : Transmit55 Receive 80 Frequency Control : PLLsynthesizer Method Antenna Impedance : ~O ohms, nominal Speaker' : 2.85 inch, 8 ohms Microphone : Rugged 600 ohms dynamic element with coiled cord and plug-in connector :L.c.D Channel Display . :to.00
ページ13に含まれる内容の要旨
-~..-... --= ""'~-.. <:: SPECIFIt'ATIONS:' ':~~'" RECEIVER Sensitivity : 0.35,.uV for 12 dB SINAD 0.50pV for 20 dB SIN Threshold Squelch : 0.20pV (EIA method) - Sensitivity : 2.01-lV (EIA method) Tight Squelch Sensitivity : 75 dB Spurious Response Attenuation : 75 dB Image Response Attenuation Intermodulation : 65 dB (~11 12 dB SINAD Attenuation : 70 dB (EIA method) Adjacent Channel : ::t 7.5kHz (a,6 dB down Rejection Selectivity ::t 15 kHz ((I60 dB down Audio Output Power: 3.5 watts minimum at
