Roberts R9903 User manual

R9903
3 Band Portable Radio
Please read this manual before use
ROBERTS
Sound for Generations
3 Band Portable Radio
R 9903
Tuning
Power
0
Scale
1
2
10
9
3
4
8
5
7
6
530
150
600
18 0
16 0
200
800
700
220
10 0 0
260
280
1200
160 0
140 0
kHz
kHz
MW
LW
FM
88
96
92
100
104
106
10 8
MHz

3 Band Portable Radio
R 9903
Tuning
Power
0
Scale
1
2
10
9
3
4
8
5
7
6
530
15 0
600
18 0
16 0
200
800
700
220
1000
260
280
1200
160 0
14 0 0
kHz
kHz
MW
LW
FM
88
96
92
100
104
106
108
MHz
Controls
1. TelescopicAerial
2. Wavebandswitch
3. Power LED
4. Tuningcontrol
(Top)
1
1
(Front)
2
3
4
LW MW FM

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01817580338(Mon-Fri)
Volume
Controls
(Left side)
2
(Right side)
57
78
5. DC input socket
6. Headphonesocket
7. Volumecontrol
8. Batterycompartment
++
DC 6v
6

3
Battery operation
1. RemovetheBatterycoverontherearoftheunitbypushingthecatch
in the direction of the arrow.
2. InsertfourLR6(AAsize)batteriesintothespacesinthecompartment.
Takecareto ensure allbatteriesareinsertedwith the correct polarity
asshowninsidethebatterycompartment.Replacethebatterycover.
3. Reduced power, distortion, and a ‘stuttering’ sound are all signs that
thebatteries may need replacing.
4. If the radio is not to be used for any extended period of time it is
recommendedthatthebatteriesareremovedfromtheradio.
   
    
ROBERTS
PU6-B

ON
3 Band Portable Radio
R 9903
Tuning
Pow er
0
Sca le
1
2
10
9
3
4
8
5
7
6
530
150
600
180
160
200
800
70 0
220
100 0
260
280
12 00
16 0 0
14 0 0
kHz
kHz
MW
LW
FM
88
96
92
100
104
106
108
MHz
Operation via an AC adaptor (not included)
TheACadaptorforusewiththeR9903shouldprovide6voltsDCoutputat
300mAcentrepinnegative(RobertstypePU6-B).
1. Place your radio on a flat surface.
2. PlugtheadaptorleadintotheDCinputsocketlocatedonthelefthand
side end of your radio ensuring that the plug is pushed fully into the
socket. The batteries will be automatically disconnected
3. Plug the adaptor into a wall socket and switch on.

Ifyouneedanyfurtheradvice,pleasecallourTechnicalHelplineon:-
01817580338(Mon-Fri) 4
Operating your radio
1. Turn on your radio by rotating the Volume control clockwise until a
click is heard. The Power LED will light up
2. SettheWavebandselectortotherequiredwaveband.
3. Adjust the Volume control until a hissing sound is heard.
4. RotatetheTuningknobtoselectthedesiredstation.OnMWandLW
the Tuning scale is marked in kilohertz (kHz). On FM the Tuning
scale is marked in Megahertz (MHz)
5. ForMWandLWreceptionrotateyourradiotothepositiongivingbest
reception.
6. ForFMreceptionfullyextendtheTelescopicaerialandthenangleand
rotateforbestreception.Aknucklejointatthebaseoftheaerialallows
thismovementandanangleof45degreeswillusuallybesatisfactory.
6. Adjust the Volume control to the required sound level.
7. To turn off your radio rotate the Volume control fully anticlockwise
until a click is heard.
Note : The telescopic aerial is inoperative on MW and LW.
3 Band Portable Radio
R 9903
Tuning
Power
0
Scale
1
2
10
9
3
4
8
5
7
6
530
150
600
180
160
200
800
700
220
100 0
260
280
12 00
1600
14 0 0
kHz
kHz
MW
LW
FM
88
96
92
10 0
10 4
10 6
10 8
MHz
Volu m e
LW M W F M

General
Donotallowthisunitto beexposedtowater,steamorsand.Donotleave
yourradiowhereexcessiveheatcouldcausedamagesuchasinaparked
car where the heat from the sun can build up even though the outside
temperaturemaynotseem toohigh.Itisrecommendedthatthe FMband
be used where ever possible as better results in terms of quality and
freedomfrom interferencewillusuallybeobtainedthanontheMWorLW
bands.
5
Headphones
1. A HeadphoneSocket (3.5mm) locatedonthe righthandendof your
radio is provided for use with either headphones or an earpiece.
Inserting the headphone plug automatically mutes the internal loud-
speaker.
Vo lu m e

Ifyouneedanyfurtheradvice,pleasecallourTechnicalHelplineon:-
01817580338(Mon-Fri) 6
Specifications
Power Requirements
Batteries 4 x LR6 (AA size)
External DC 6 Volts @ 300mA
centrepinnegative(-).
Battery Life Approx. 80hrs of listening for 4 hours a day at
normalvolumeusingalkalinecells.
Frequency Coverage FM 87.5-108MHz
MW 522-1620kHz
LW 144-281kHz
Circuit Features
Loudspeaker 77mm
OutputPower 400 mW into 8ohms
Headphonesocket 3.5mmdia
Aerial System FM Telescopicaerial
MW Built-inFerriteaerial
LW Built-inFerriteaerial
The Company reserves the right to amend the specification without notice.
ROBERTSRADIOLIMITED
PO BOX 130
MEXBOROUGH
SOUTH YORKSHIRE
S64 8YT

ROBERTSRADIOTECHNICALSERVICESDEPARTMENT
97-99 Worton Road
IsleworthMiddlesex
TW7 6EG
TechnicalHelpline:-01817580338(Mon-Fri)
Issue 1
Guarantee
Thisinstrumentisguaranteedfortwelve monthsfromthedateofdeliveryto theoriginalowneragainstfailureduetofaultyworkmanshiporcomponent
breakdown,subjecttotheprocedurestatedbelow.Should anycomponentorpartfailduringthisguaranteeperioditwillberepairedorreplacedfreeof
charge.
Theguaranteedoesnotcover: 1. Damage resulting from incorrect use.
2.Consequentialdamage.
3.Receiverswithremovedordefacedserialnumbers.
N.B.Damagedorbrokentelescopicaerialswill not be replaced under guarantee.
Procedure:
Anyclaim under this guarantee should be made through the dealer fromwhom the instrument was purchased. It islikely that your Roberts'dealer will
beabletoattendtoanydefectquicklyandefficiently,butshoulditbenecessarythedealerwillreturntheinstrumenttothecompany’sservicedepartment
forattention.IntheeventthatitisnotpossibletoreturntheinstrumenttotheRoberts'dealerfromwhomitwaspurchased,pleasecontactRobertsRadio
TechnicalServices departmentatthe addressshownbelowbeforetakingfurtheraction.
These statements do not affect the statutory rights of a consumer.