Sangean_ATS-818ACS_user.pdf

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1、 Features2 Control Locations3 Choosing a Power Supply5 Preliminary Settings7 Tuning Modes12 Clock Radio Operation21 Special Tuning Techniques and Controls23 Using Your Cassette Recorder26 Special SSB/CW Reception Techniques29 Care and Maintenance34 Specifications36 CONTENTS 1 allows continuous recep

2、tion of all stations and bands. in- dicates station frequency in large easy- to-read numbers, including dual time, memory location, signal strength and bat- tery life. permits instant tuning of any desired frequency from 87.5 to 108MHz on the FM band and from 150 to 29,999 KHz on the AM band. offer

3、ins- tant access to your favorite stations on LW,MW, FM and SW. for use virtually anywhere in the world. further im- proves radio reception. allows you to pre-set your local time and UTC World Time, or any two time zones with instant recall. permits you to check various frequencies on a certain band

4、 width and lock on to it at random. allows you to instantly change incorrect information keyed into the microprocessor. Continuous Tuning Fast response, Three Color LCD DirectAccess Keypad Fifty-Four Memory Pre-sets AC/DC Power Supplies Special Tuning Controls Dual Time Setting Scanning Circuit - Ca

5、ncel Button FEATURES Band Select Buttons Tuning Speed Select Switch Adjustable Sleep Timer StandbyMode Stereo Headphone Jack Folding Stand BFO Control Standby Recording Sensitive Built-in Microphone FullyAuto Stop offer instant selec- tion of any desired frequency bandwidth on SW. permits you to tun

6、e stations at either a fast or slow speed. allows you to fall asleep to music or other programming turnsontheradio automatically at a pre-set time either by buzzer or radio program. permits recep- tion of FM multiplex stereo broad-casts. alows you to position the radio either vertically or at an ang

7、le while maintaining stability. (beat Frequency Oscillator) allows reception of SSB (Single Side Band) and CW(Continuous Wave Morse Code) transmisisons. function provides recording at pre-programmed time. provides recording anywhere without an extra microphone. on tape playing, fast- forwarding and

8、rewinding. 2 1.Display Light Button24.Tape Playing LED Indicator 2.Radio Power on/off Button.25.Cassette Tape Compartment 3.Sleep Timer.26.Tape Recording Button 4.Time Set.27.Tape Playing Button 5.Dual Time Set28.Tape Rewinding Button 6.Manual Tuning/Auto Scan Button29.Tape Fast Forward Button 7.Ban

9、d Selector.30.Stop/Eject Button. 8.Frequency Select Button.31.Pause Button 9.Standby Button.32.TelescopicAntenna 10.BFO on/off Selector33.Carrying Handle 11.FM Stereo/Mono Mode Selector.34.Rotary Tuning Knob. AM Wide/Narrow Mode Selector.35.Tuning Speed Control 12.Alarm By Radio/Buzzer Selector.36.L

10、ock Switch 13.BFO Pitch37.Volume Control 14.RF Gain Control38.CrO /Normal/Tape Select Switch 15.Tone Control39.Timer Recording on/off Switch 16.Cancel Button40.Beat Cut Switch 17.Enter Command Button41.AM ExternalAntenna jack 18.Memory Entry Button42.Stereo Headphone Jack. 19.Numeric & Bandwidth But

11、ton43DC Input Jack/6 volts 20.Meter Select Button44.Folding Stand 45.Battery Compartment. 22.LCD Display 23.Tape Recording LED Indicator 2 21.Built-in Microphone CONTROLLOCATIONS 3 1 2 10 11 12 6 13 1415 9 1817 1621 8 1920 252423 22 5 4 3 7 4 44 45 43 42 41 39 40 38 37 36 35 34 33 31302928272632 You

12、 can operate the receiver using: 4 AlkalineDsize Batteries HouseholdACWith optional AC Adaptor 12 Volt DC Automobile Battery With optional DC adaptor 1.Press latch markedOPENon battery compartment cover in the direction of the arrow and lift off cover. “” “” USING BATTERIES CHOOSINGAPOWER SUPPLY 2.I

13、nsert 3 AA batteries in the Back-up compartment and 4 D size batteries in the Radio compartment. Be sure to position them as illustrated on the back of the radio, and on top of the lift-out ribbons for easy removal. 3.Replace the battery compartment cover and press down until you hear it snap closed

14、. 5 Whenever the radio is turned off, the battery indicator will flash for about five seconds to show battery condition. If the indicator falls below #2, the 4MAIN D size batteries should be replaced. NOTE When the MAIN batteries become ex- hausted, the micro-processor will automa- tically be powere

15、d by the BACK-UP batteries. When the display on the micro-processor begins to fade, replace the 3 AA batteries in the BACK-UP circuit. During battery replacement make sure the Lock Switch (26) is in the locked position (). This will prevent any memory presets from being lost during the battery repla

16、cement. Battery replacement should be completed within 2 minutes. The receiver may be powered by AC current using the AC adaptor (not included).Insert the small barrel shaped plug into the jack on the side of the radio marked DC IN 6V . Plug the other end of the adaptor into a standard household out

17、let.Whenever AC is used, the batteries are automatically disconnected. USINGHOUSECURRENTAC 6 SETTING THE CLOCK PRELIMINARY SETTINGS The time is displayed in the 24 hour mode since most shortwave stations operate according to UTC. This is the standard that is used throughout the world. The clock will

18、 start when 3 AA size batteries are installed. The display shows 0:00 1.Press TIME SET . 0:00 . disappears & for 12 seconds TIME SET flashes. 2.While FLASHING set the correct time by pressing the numbered buttons. As you press the corresponding button the number shows up on the LCD display. 3.If you

19、 press the wrong number, press the C CANCEL buttonwhichdeletes one number at a time. Repeat step#2 again. Time can only be adjusted when TIME SET is in flashing mode. NOTE 7 4.Now press button marked ENTER . Display shows hours and minutes. A second time zone can be programmed into this unit such as

20、 your home time if you are travelling, or UTC World Time for instant access to short-wave broadcasts or the local time where ever you may be. SETTING DUALTIME 1.Press right side DUAL TIME button then the display will show the secondary TIME andappears. 2.Press TIME SET button. Clock time will disapp

21、ear & TIME SET will flash for 12 seconds. 3.While FLASHING set the correct time by pressing the numbered buttons.As you press the corresponding button the number shows up on the LCD display. 4.If you press the wrong number, press the C CANCEL button which deletes one number at a time. Repeat step #

22、3 again. 9 10 5.Now press button marked ENTER , Display shows hours and minutes. 6.By pressing the right side DUAL TIME button now, the LCD display will once again show the clock time. 7.To verify DUAL TIME , press the left side DUAL TIME button to display your OTHER time zone. When you release the

23、button the clock will show your current local time. There are four band selector buttons located Just beneath the LCD display. BAND SELECTION BANDFRIQUENCY RANGEFROGRAM TYPE FM87.5108 MHzStandard FM LW150519 kHzLongwave MW5201710 kHzStandardAM SW1.71129.999 MHzSW/13 Sub-Bands 1.Turn radio on by pres

24、sing POWER button. Display will show last band and frequency selected. 2.By pressing any one of the four band selector buttons the display shows the band selected and a random frequency within that band. When you select SWyou only have to press The button marked, and then any one of the numbered but

25、tons depending upon what band you want to listen to. The display will show the band you selected and a random frequency within that band. METET NOTE 11 Locate the band you want to listen to in the following chart and adjust the antenna as indicated ADJUSTING THE ANTENNA TUNING MODE INTERNAL Rotate r

26、adio for best reception MW520-1710 kHz INTERNAL Rotate radio or best reception LW150- 519 kHz TELESCOPIC Extend antenna all the way & rotate it for best reception FM87.5- 108 MHz TELESCOPIC Extend antenna all the way for best reception & f do not rotate FREQUENCY RANGE BANDANTENNATYPESILLUSTRATION S

27、W1.711-29.999 MHz 12 13 1.Press the POWER button to turn on the radio. 2.Press the button marked, FREQ ( Frequency ) 3.Press the corresponding buttons, marked 1, 0, 0, .,7,0.That exact frequency will now show up in the display. You may select any frequency using four different tuning methods: Direct

28、 Tuning Manual Tuning Scan Tuning Memory Tuning DIRECT TUNING You may KEY IN a specific band (120m, 49m,16m) by pressing the appropriate button. The exact station is then selected by pressing the buttons corresponding to the station frequency. Example :To tune 100.70 MHz on the FM band, follow this

29、procedure: 14 4.Press the button marked ENTER within twelve seconds. The frequency and band will now show up in the display. The SIGNAL STRENGTH will also show. Be sure to press the decimal point . in 100.70 MHz, otherwise the display will show SW , 10.070 MHz automatically. 5.Extend the antenna all

30、 the way and rotate for best FM reception. 6.Adjust the VOLUME and TONE controls for the desired sound. 7.When selecting a stereo FM station, make sure the FM mode switch is in the STEREO position. NOTE: 15 1.Press the POWER button to turn on radio . 2.Select a band. 3.Press repeatedly theor V butto

31、ns to reach a desired frequency. Press and hold theor V buttons for at least a half second or more to change frequencies rapidly. MANUALTUNING OR Rotate the TUNING knob until the desired frequency or station is tuned in usingtheSIGNALSTRENGTH INDICATOR in the display for the best reception. To selec

32、t a station you do not know the frequency of , use the MANUALTUNING V button or the ROTARYTUNING control on the side of the radio . V V 16 When you repeatedl press the or b i 4.Adjust theVOLUM E andTON E controls as you like. V uttons,the frequencieschange in ncrem entsof: FM : 50 kH z (or100 kH z)

33、LW :9 kH z M W : 9 kH z or10 kH z SW :5 kH z NOTE Turning the ROTARY TUNING Knob with the TUNING SPEED CONTROLset on FAST will changeeach bandas follows: FM : 100 kHz LW :9 kHz MW :9 kHz/10 kHz SW :5 kHz When seton SLOW , thefrequencies change as follows: FM : 50 kHz LW :1kHz MW :1kHz SW :1kHz With

34、theTUNING SPEED CONTROL set on LOCK , ROTARYTUNING will not function. 17 Use scan tuning to quickly locate a station or to monitor several stations within a specific band. SCAN TUNING 1.Turn on radio by pressing POWER button. 2.Select a band. 3.Adjust antenna or radio position de- pending on selecte

35、d band. AM FM SW 4.Press and hold theor V buttons for at least a half second or more and the radio will scan all the frequencies in that band, and will stop automatically each time it lands on an active station. Signal strength is recorded on the SIGNAL STRENGTH INDICATOR. 5.Press and hold theor V b

36、uttons again to resume scanning. When you reach the upper or lower limits of the band, the scanning starts all over again as long as the button is depressed once more. 6.Adjust the VOLUME and TONE controls as you like. 18 1234567 19 You may store up to eighteen different frequencies on the SW/FM ban

37、ds and up to nine different frequencies on each of LW/MW bands for instant selection of your favorite stations. Storing a Frequency MEMORY TUNING 1.Press POWER button to turn on radio . 2.Turn to any frequency using any of the previously mentioned tuning methods. 3.Press the button marked M for MEMO

38、RY it will start flashing in the ddisplay for 15 seconds during which time press any of the buttons marked 1-9 on the keyboard and your station will be stored in that memory position. For the SW/FM bands frequencies press 1-9 and then 01-09 for each 18 memory positions on FM and SWbands. The display

39、 will show the memory position the station is now stored in. You may store your stations in any sequence you want. You do not have to start with 20 1. Press POWER button to turn on radio. 2.Select a band in which a station is stored that you want to recall. 3.Press any of the NUMBERED buttons for a

40、desired station and the radio will instantly tune to it and display that frequency and the MEMORY position number. If you want to change to another stored station, just press any other numbered button for access. RECALLINGAFREQUENCY With this receiver you can fall asleep to your favorite station by

41、pressing the SLEEP button, or wake you to the morning, news, or an alarm buzzer. Make the following settings with the POWER off! Setting theAlarm CLOCK RADIO OPERATION 1.Press STANDBY button so display shows 0:00.STANDBY will flash for 15 seconds. 2.Press the numbered buttons to activate turn-on tim

42、e using 24 hour time, in hours and minutes. For example, to set the radio to turn on at 1:30 PM each day, press the buttons until the display shows 13:30. 3.Whenyoureachyourdesiredturn-on time, press ENTER, STANDBY stops flashing, your turn-on time is locked in. For 2 to 3 seconds, the clock returns

43、 to the current time automatically. If the wrong number was keyed- in, delete it by pressing the CANCEL button marked C . One time for each number. Then press the correct number for the time you want. 21 1234567 22 1.The sleep timer allows the user to set the auto-shut off in 30 or 15 minutes decrem

44、ents from 90 minutes to 15 minutes. 4.To verify, press STANDBY button again. Press STANDBY once more and the clock returns to the current time. 5.You may select radio or buzzer alarm to wake you by setting STANDBY:BUZZER/ RADIO selector switch . 6. To cancel the ALARM time, press STANDBY and C CANCE

45、L button. Setting the Sleep Timer To set auto-shut off , press SLEEP button 3,LCD will show frequency read-out ,60(auto shut off Time) and the icon. Press SLEEP button to change the required auto-shut off time, release the button when shut off time desired is reached. 2.To turn off the radio before

46、it automati- cally turns itself off, press the POWER button. DIRECT ACCESS DIRECT ACCESS 23 In addition to the standard tuning oper- Aations described previously , use the following controls for special operations. This control adjusts the receivers Sensitivity. For LW,MW SWreception rotate the cont

47、rol to the MAX position, this provides the maximum sensitivity. when you listen to the MW, standard aM band, or LW band through external antenna, rotate the control only as far as needed to obtain a good signal .If you turn the knob further you might hear a distorted signal . For weak stations, rota

48、te the control to the MAX position. If you encounter interference, adjust the control in both directions until you obtain the best compromise between your station and the interference. RFGAIN CONTROL SPECIALTUNING TECHNIQUESAND CONTROLS AMNARROW/WIDE SELECTIVITY SWITCH Some stations transmit their s

49、ignal so that very little space exists between their airspace and the station next to them on the band. If, while tuning, you encounter interference, caused by the signal from an adjacent station, press the button for the band you are listening to and select the NARROW position. The interference is reduced or muted. For full reception, leave the switch in the WIDE position. If you plan to listen to Morse code, referred to as CW (continuous wave), set the BFO switch to ON position. If you encounter too much noise as you tune, set the AM NARROW/WIDE switch to NARROW po