Sangean Electronics Cassette Player ATS 818ACS User Guide

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CONTENTS  
Features  
Control Locations  
2
3
Choosing a Power Supply  
Preliminary Settings  
5
7
Tuning Modes  
12  
21  
23  
26  
29  
34  
36  
Clock Radio Operation  
Special Tuning Techniques and Controls  
Using Your Cassette Recorder  
Special SSB/CW Reception Techniques  
Care and Maintenance  
Specifications  
1
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FEATURES  
Continuous Tuning allows continuous  
reception of all stations and bands.  
Band Select Buttons offer instant selec-  
tion of any desired frequency bandwidth  
on SW.  
Fast response, Three Color LCD in-  
dicates station frequency in large easy-  
to-read numbers, including dual time,  
memory location, signal strength and bat-  
tery life.  
Tuning Speed Select Switch permits  
you to tune stations at either a fast or slow  
speed.  
Adjustable Sleep Timer allows you to  
fall asleep to music or other programming  
DirectAccess Keypad 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.  
Standby Mode turns on the radio  
automatically at a pre-set time either by  
buzzer or radio program.  
Fifty-Four Memory Pre-sets offer ins-  
tant access to your favorite stations on  
LW,MW, FM and SW.  
Stereo Headphone Jack permits recep-  
tion of FM multiplex stereo broad-casts.  
Folding Stand alows you to position the  
radio either vertically or at an angle while  
maintaining stability.  
AC/DC Power Supplies for use  
virtually anywhere in the world.  
Special Tuning Controls further im-  
proves radio reception.  
BFO Control (beat Frequency Oscillator)  
allows reception of SSB (Single Side  
Band) and CW(Continuous Wave Morse  
Code) transmisisons.  
Dual Time Setting allows you to pre-set  
your local time and UTC World Time, or  
any two time zones with instant recall.  
Standby Recording function provides  
recording at pre-programmed time.  
Scanning Circuit permits you to check  
various frequencies on a certain band-  
width and lock on to it at random.  
Sensitive Built-in Microphone provides  
recording anywhere without an extra  
microphone.  
Cancel Button allows you to instantly  
change incorrect information keyed into  
the microprocessor.  
FullyAuto Stop on tape playing, fast-  
forwarding and rewinding.  
2
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CONTROL LOCATIONS  
1.Display Light Button  
2.Radio Power on/off Button.  
3.Sleep Timer.  
4.Time Set.  
5.Dual Time Set  
24.Tape Playing LED Indicator  
25.Cassette Tape Compartment  
26.Tape Recording Button  
27.Tape Playing Button  
28.Tape Rewinding Button  
29.Tape Fast Forward Button  
30.Stop/Eject Button.  
6.Manual Tuning/Auto Scan Button  
7.Band Selector.  
8.Frequency Select Button.  
9.Standby Button.  
31.Pause Button  
32.Telescopic A n t e n n a  
33.Carrying Handle  
34.Rotary Tuning Knob.  
35.Tuning Speed Control  
36.Lock Switch  
10.BFO on/off Selector  
11.FM Stereo/Mono Mode Selector.  
AM Wide/Narrow Mode Selector.  
12.Alarm By Radio/Buzzer Selector.  
13.BFO Pitch  
37.Volume Control  
14.RF Gain Control  
15.Tone Control  
16.Cancel Button  
38.CrO2/Normal/Tape Select Switch  
39.Timer Recording on/off Switch  
40.Beat Cut Switch  
17.Enter Command Button  
18.Memory Entry Button  
19.Numeric & Bandwidth Button  
20.Meter Select Button  
21.Built-in Microphone  
22.LCD Display  
41.AM External A n t e n n a jack  
42.Stereo Headphone Jack.  
43DC Input Jack/6 volts  
44.Folding Stand  
45.Battery Compartment.  
23.Tape Recording LED Indicator  
25  
24  
23  
22  
1
2
3
4
5
6
7
9
11  
10  
12  
8
20  
13  
21  
18 19 17 16 15  
14  
3
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31  
30 29 28 27 26  
32  
44  
45  
33  
34  
38  
39  
40  
35  
36  
41  
42  
43  
37  
4
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CHOOSING A POWER SUPPLY  
You can operate the receiver using:  
4 Alkaline Dsize Batteries  
HouseholdAC[With optional AC Adaptor]  
12 Volt DC Automobile Battery [With  
optional DC adaptor]  
2.Insert 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.  
USING BATTERIES  
1.Press latch markedOPENon battery  
compartment cover in the direction of the  
arrow and lift off cover.  
NOTE  
Whenever the radio is turned off, the battery  
indicator will flash for about five seconds to  
show battery condition.  
When the "MAIN' batteries become ex-  
hausted, the micro-processor will automa-  
tically be powered by the "BACK-UP"  
batteries.  
If the indicator falls below #2, the 4MAIN  
"D" size batteries should be replaced.  
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 replacement. Battery  
replacement should be completed within 2  
minutes.  
5
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USING HOUSE CURRENT [AC]  
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 outlet.Whenever AC  
is used, the batteries are automatically  
disconnected.  
6
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PRELIMINARY SETTINGS  
SETTING THE CLOCK  
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 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 press the wrong number, press the  
" C" [CANCEL] button which deletes  
one number at a time. Repeat step #2  
again.  
NOTE  
Time can only be adjusted when TIME  
SET is in flashing mode.  
7
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4 . N o w p r e s s b u t t o n m a r k e d " E N T E R " .  
D i s p l a y s h o w s h o u r s a n d m i n u t e s .  
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SETTING DUALTIME  
A second time zone can be programmed  
into this unit such as 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.  
1.Press right side "DUAL TIME" button  
then the display will show the secondary  
TIME and  
appears.  
2.Press "TIME SET" button. Clock time  
will disappear & "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 # 3 again.  
9
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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 button the clock will show your current  
local time.  
10  
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BAND SELECTION  
There are four band selector buttons located  
Just beneath the LCD display.  
BAND  
FRIQUENCY RANGE  
FROGRAM TYPE  
FM  
LW  
MW  
SW  
87.5~108 MHz  
150~519 kHz  
520~1710 kHz  
Standard FM  
Longwave  
StandardAM  
1.711~29.999 MHz  
SW/13 Sub-Bands  
1.Turn radio on by pressing "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.  
NOTE  
When you select SWyou only have to press  
The button marked "METET" , and then any  
one of the numbered buttons depending  
upon what band you want to listen to. The  
display will show the band you selected and  
a random frequency within that band.  
11  
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TUNING MODE  
ADJUSTING THE ANTENNA  
Locate the band you want to listen to in the  
following chart and adjust the antenna as  
indicated  
FREQUENCY  
BAND  
ILLUSTRATION  
ANTENNA TYPES  
RANGE  
INTERNAL  
Rotate radio  
for best reception  
MW  
520-1710 kHz  
INTERNAL  
Rotate radio  
for best reception  
LW  
FM  
SW  
150- 519 kHz  
TELESCOPIC  
Extend antenna all  
the way & rotate it  
for best reception  
87.5- 108 MHz  
TELESCOPIC  
Extend antenna all  
the way for best  
reception & do not  
rotate  
1.711-29.999 MHz  
12  
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You may select any frequency using four different tuning methods:  
Direct 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 procedure:  
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.  
13  
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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.  
NOTE: 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 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.  
14  
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MANUALTUNING  
To select a station you do not know the  
frequency of , use the MANUAL TUNING  
[V] button or the ROTARY TUNING control  
on the side of the radio .  
1.Press the POWER button to turn on  
radio .  
2.Select a band.  
] [ V  
or [V] buttons to  
3.Press repeatedly the  
reach a desired frequency. Press and  
] [ V  
hold the or [V] buttons for at least a  
half second or more to change  
frequencies rapidly.  
OR Rotate the TUNING knob until the  
desired frequency or station is tuned in  
using the SIGNAL STRENGTH  
INDICATOR in the display for the best  
reception.  
15  
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NOTE  
[V]  
When you repeatedl press the[ ]  
buttons, the frequencies change in  
increments of :  
or  
Turning the ROTARY TUNING Knob with  
D
the TUNING SPEE CONTROL set on  
FAST wil l change each band as follows:  
FM : 100 kHz  
LW : 9 kHz  
MW : 9 kHz/10 kHz  
SW : 5 kHz  
FM: 50 kHz (or 100 kHz)  
LW: 9 kHz  
MW: 9 kHz or 10 kHz  
SW: 5 kHz  
When set on SLOW , the frequencies  
change as follows:  
F M : 50 kHz  
LW : 1kHz  
MW : 1kHz  
SW : 1kHz  
With the TUNING SPEED CONTROL set on  
G
LOCK , ROTARY TUNIN wil l not function.  
4.Adjust the VOLUM E and TON E controls  
as you like.  
16  
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SCAN TUNING  
Use scan tuning to quickly locate a station  
or to monitor several stations within a  
specific band.  
1. Turn o n r a d i o b y p r e s s i n g P O W E R  
b u t t o n .  
2 . S e l e c t a b a n d .  
3 . A d j u s t a n t e n n a o r r a d i o p o s i t i o n d e -  
p e n d i n g o n s e l e c t e d b a n d .  
AM  
SW  
FM  
17  
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[
[
4.Press and hold the  
or [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.  
1
2
3
4
5
6
7
[
[
5.Press and hold the  
or [V] buttons 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  
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MEMORY TUNING  
Yo u m a y s t o r e u p to e i g h t e e n d i f f e r e n t  
f r e q u e n c i e s o n t h e S W / F M b a n d s a n d  
u p t o n i n e d i f f e r e n t f r e q u e n c i e s o n e a c h  
o f LW/ M W b a n d s fo r i n s t a n t s e l e c t i o n  
o f y o u r f a v o r i t e s t a t i o n s .  
S t o r i n g a F r e q u e n c y  
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  
MEMORY 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 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  
19  
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RECALLING A FREQUENCY  
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 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.  
20  
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CLOCK RADIO OPERATION  
With this receiver you can fall asleep to your  
favorite station by 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  
1.Press STANDBY button so display shows  
0:00.STANDBY will flash for 15 seconds.  
1
2
3
4
5
6
7
2.Press the numbered buttons to activate  
turn-on time 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. 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.  
3.Whenyoureachyourdesiredturn-on  
time, press ENTER, STANDBY stops  
flashing, your turn-on time is locked in.  
For 2 to 3 seconds, the clock returns to  
the current time automatically.  
21  
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4.To verify, press STANDBY button again.  
Press STANDBY once more and the  
clock returns to the current time.  
DIRECT ACCESS  
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  
DIRECT ACCESS  
STANDBY and "C" [CANCEL] button.  
Setting the Sleep Timer  
1 . T h e s l e e p t i m e r a l l o w s t h e u s e r t o  
s e t t h e a u t o - s h u t off i n 3 0 o r 1 5  
m i n u t e s d e c r e m e n t s f r o m 9 0 m i n u t e s  
t o 1 5 m i n u t e s .  
To s e t a u t o - s h u t off , p r e s s S L E E P  
b u t t o n 3 , L C D w i l l s h o w  
f r e q u e n c y r e a d - o u t , 6 0 ( a u t o s h u t off  
Time) a n d t h e i c o n .  
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 it automati-  
cally turns itself off, press the POWER  
button.  
22  
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SPECIALTUNING TECHNIQUES AND CONTROLS  
In addition to the standard tuning oper-  
AMNARROW/WIDE  
Aations described previously , use the  
following controls for special operations.  
SELECTIVITY SWITCH  
Some stations transmit their signal so that  
very little space exists between their  
RF G A I N CONTROL  
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.  
This control adjusts the receiver's  
Sensitivity. For LW,MW SWreception  
rotate the control 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,  
rotate the control to the MAX position.  
For full reception, leave the switch in the  
WIDE position.  
If you encounter interference, adjust the  
control in both directions until you obtain  
the best compromise between your station  
and the interference.  
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  
position.  
23  
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HEADPHONE USE  
LOCK SWITCH USE  
Using the LOCK Switch prevents  
While not a control, you may consider using  
HEADPHONES to obtain the best audio  
clarity when listening to SW. Since many  
SW stations broadcast only marginal  
signals, using HEADPHONES will enable  
you to distinguish between the signal and  
the noise usually encountered at night. Be  
sure that the HEADPHONES terminate in a  
1/8 inch plug, which is inserted into the  
HEADPHONE jack located on the left side  
of the radio, marked with symbol  
When the HEADPHONES are plugged in,  
the speaker is muted.  
unauthorized operation of the radio and will  
also prevent the station you are listening to  
from being changed. When the LOCK  
switch is moved to its up  
position, the  
POWER button and TUNING controls are  
completely disabled. If the radio is on when  
the LOCK switch is moved to its up  
position, you will not be able to turn it off.  
If the radio is off, with the LOCK Switch in  
its up  
position, you will not be able to  
turn it on. This will also prevent it from being  
turned on by accident, when packed in a  
attache case. To release the LOCK Switch,  
simply move the switch down.  
Because the radio is capable of receiving  
FM multiplex stereo, Stereo HEADPHONES  
Should be used.Whenlistening to stereo  
FM, be sure that the FM: STEREO/MONO  
switch is set to the STEREO position.  
24  
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EXTERNA  
R SWITCH  
Located in battery compartment of the unit,  
is a switch marked, 9K/10K. This switch  
selects the incremental frequency STEPS  
for the MWband, depending upon your  
geographic location. In the USA, 10K STEPS  
are used, so the switch should be set to its  
10K Position. In other parts of the world  
where they use 9K STEPS, move the switct  
to the 9K Position.  
To obtain optimum performance from this  
unit, especially when listening to SW/SSB/  
CWanexternal antenna should be used, if  
at all possible. The antenna is connected to  
the EXTERNALANTENNAADAPTER and  
then plugged into the EXTERNALANTENNA  
jack located on the left side of the radio.  
AM EXT ANT  
25  
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Using Your Cassette Recorder  
The Sangean Cassette Recorder built in to your Sangean Model ATS-818ACS is a top quality,  
precision cassette recorder providing a number of features to further enhance your use and  
enjoyment of your Sangean radio .Your Recorder can:  
A: Allow you to play your favorite cassettes.  
B:Allow you to record using the built-in microphone.  
C:Allow you to record any program formAM(MW,LW or SW) FM.  
D: Allow you to record any program fromAM(MW,LW or SW)/FM at any preprogrammed time  
To Play a Cassette Tape  
1.Press STOP/EJECT [30] to open the  
cassette door.  
31  
30 29 28 27 26  
32  
2.Insert a cassette with the full reel on the  
right, the side to be played facing you and  
the exposed tape pointing upward.  
3.Close the cassette compartment door.  
4.Press PLAY[27].  
5.Adjust the Volume Control[37] to your  
desired listening level.  
Using Fast-Forward (FF) and Rewind.  
1.To Fast-Forward the tape ,press FAST-  
FORWARD[29].  
2.Press STOP/EJECT [30] to stop  
Fast-Forward.  
3.To Rewind rapidly press REWIND[28].  
4.Press STOP/EJECT to stop the rewind  
motion.  
31  
30 29 28 27 26  
32  
Caution: In either Fast-Forward or Rewind,  
always press the STOP/EJECT [30] before  
changing tape motion. Do not switch from  
Fast-Forward to Rewind without pressing the  
STOP/EJECT button between the two  
operations. If you let the tape come to the  
end in either Fast-Forward or Rewind the  
tape will automatically stop.  
26  
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To Record with the Built-in Microphone  
Your cassette recorder has a built-in condenser microphone [21] on the front of the cabinet.  
To record with the built-in microphone follow the following steps:  
1.Select CrO2/NORMAL Tape Selection  
Switch [38]  
2.Press RECORD [26] and PLAY [27] but-  
tons simultaneously. RECORD will re-  
main in the locked position and the  
31  
30 29 28 27 26  
32  
RECORD LED [23] will illuminate in-  
dicating recording is in progress.  
Note: The tape will stop automatically when  
it comes to the end of a side. At this point  
the RECORD button and the PLAY button  
will disengage and the recording will be  
terminated.  
3. To listen to your recording it will be  
necessary to Rewind the tape, Stop the  
tape, and then press the PLAY button  
[27].  
To Record from the Radio  
To record the current tuned program follow these steps:  
1.Install blank tape and select CrO2/  
NORMAL Tape Selection Switch [38].  
2.To reduce interference when recording  
AM(MW,LW or SW) switch BEAT CUT  
Switch [40] to on position.  
31  
30 29 28 27 26  
32  
3.To listen to recording, rewind tape and  
press PLAY [27].  
Note: The volume and balance controls  
have no effect during recording .They only  
Effect the play operation. The recording level  
is set automatically by the alc (Automatic  
Level Control) circuit.  
27  
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To Record from the Radio using the Program Feature  
1.Turn on radio and tune to the desired  
station.  
2.Turn off the radio, push STANDBY but-  
ton [9] and set time for required start of  
recording.  
31  
30 29 28 27 26  
32  
3.Switch Standby Buzzer /Radio Switch [12]  
to the Radio position.  
4.Switch Timer Recording On/Off Switch  
[39] to On position.  
5.Select CrO2/NORMAL Tape Selection  
Switch [38].  
6.Push RECORD [26] Play [27] Buttons  
simultaneously.  
Note: The recording will continue until the  
cassette tape reaches the end of a side and  
It will then cease automatically and  
disengage the tape.  
28  
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SPECIAL SSB/CW RECEPTION TECHNIQUES  
Many stations transmit unmodulated  
telegraph transmissions in the shortwave  
band. To receive these special Morse code  
characters, the radio uses a special circuit  
a beat-frequency oscillator, to modify the  
transmitted signal so that you can hear it.  
this particular type of telegraph trans-  
mission is called continuous wave(CW)  
transmission .  
Many stations transmit voice signals with a  
suppressed carrier in the single side band.  
(SSB), part of the radio transmission  
spectrum that lies to the side of the primary  
frequency signal. Many amateurs who  
operate transmit below 10 Mhz general ly  
use the lower side band (LSB). Above 10  
MHz, they usually use the upper side band  
(USB). Commercial utility stations generally  
use the USB. A carrier has to be added to  
make these signals audible.  
-
TO RECEIVE CW  
1.Turn on the radio  
2.Extend the antenna fully straight up  
3.Set the BFO switch to ON.  
29  
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4.Rotate the BFO PITCH control to the  
midpoint  
-
5.Rotate the RF GAIN control to the MAX  
position.  
6.Press the SW band button to select the  
S W b a n d .  
7.Tune in the CW station using the tuning  
knob, or enter the frequency using the  
direct access buttons.  
30  
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8.Adjust the CWtone using the BFO PITCH  
control.  
9.Reduce strong signals by using the  
RF GAIN control. This also reduces  
interference and noise.  
TO RECEIVE SSB VOICE  
1.Turn on the radio.  
2.Extend the antenna fully, in a straight up  
position.  
3.Set the BFO switch to the ON position.  
31  
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4.Rotate the BFO PITCH control to the  
midpoint.  
5.Rotate the RF GAIN control to the MAX  
position.  
6.Press the SWbutton to select the SW  
band.  
7.Tune in the SSB station using the tuning  
knob, or enter the frequency using the  
direct access buttons.  
32  
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8.Rotate the BFO PITCH control to adjust  
the signal quality.  
9.Rotate the RF CAIN control to dampen  
strong signals. This can improve signal  
clarity as well.  
Note :Before choosing another band, set  
the RF GAIN control to MAX, and move the  
BFO switch to the OFF position.  
33  
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CARE AND MAINTENANCE  
This receiver is an example of superior  
design and craftsmanship. The following  
suggestions will help you care for the  
receiver so that you can enjoy it for years.  
Keep the product dry .If it does get wet, wipe  
it dry immediately. Liquids might contain  
minerals that can corrode the electronic  
circuits.  
Use and store the product only in normal  
Temperature environments. High tempera-  
tures can shorten the life of electronic  
devices, damage batteries, and distort or  
melt plastic parts.  
Handle the product gently and carefully.  
Dropping it can damage circuit boards and  
cases and can cause the product to work  
improperly.  
Keep the product away from dust and dirt,  
Which can cause premature wear of parts.  
34  
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Wipe the product with a dampened cloth  
occasionally to keep it looking new. Do not  
use harsh chemicals, cleaning solvents, or  
strong detergents to clean to product.  
Use only fresh batteries of the recommend-  
ed size and type. Always remove old or  
weak batteries .They can leak chemicals  
that destroy electronic circuits.  
Modifying or tampering with the product's  
internal components can cause a malfunc-  
tion and might invalidate the product's  
warranty.  
35  
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SPECIFICATIONS  
Semi conductors:  
1 LSI .  
8 FET.  
12 IC  
65 Transistors  
60 Diodes.  
2 LEDS.  
Circuit:  
F M  
AM( LW ,M W, SW )  
:Heterodyne  
Double-conversion heterodyne  
Frequenc y range:  
FM :  
LW :  
MW :  
S W  
87.5-108 MHz  
150-519 kHz  
520-1710 kHz  
1.711-29.999 MHz  
i n which divided into 13 shortwave bands  
120M 2.300- 2.495 MHz  
90M 3.200- 3.400 MHz  
75M 3.900- 4.000 MHz  
60M 4.750- 5.060 MHz  
49M 5.900- 6.200 MHz  
41M 7.100- 7.350 MHz  
31M 9.400- 9.990 MHz  
25M 11.600-12.100 MHz  
21M 13.570-13.870 MHz  
19M 15.100-15.800 MHz  
16M 17.480-17.900 MHz  
13M 21.450-21.750 Mhz  
11M 25.600-26.100 MHz  
Antennas:  
LW/M W  
S W  
built- i n Ferrite bar Antenna  
Telescopic Antenna or external Antenna(not included)  
F M  
Telescopic Antenna  
Output:  
Nominal 800 mW at 10% T .H.D.  
Jacks:  
1.D C jack for external power(6V)  
2.Headphone jack -3. 5 for mini stereo headphones  
3.A M Ex t .Ant . jack.  
Recordin g System:  
Erasin g System:  
Tap e Speed:  
A C bias.  
Magnetic Erasing  
4.76cm/ sec 3%  
36  
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Wow & Flutter:  
0.35%W/RMS.  
125-8000 Hz.  
35dB.  
Frequency Response:  
Signal to Noise Ratio:  
Power sources:  
DC: 4 each D size batteries  
3 each AA size batteries  
AC: 6 volt DC (optional adapter negative center)  
Dimension:  
Weight:  
296(L) x 192(H) x 68(T)mm  
2000g without batteries  
Accessories:  
Adaptor (except for certain areas like United  
Kingdom, New Zealand,Australia, SouthAfrica, etc.)  
37  
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