Manual de instrucciones de Roberts Radio R9903

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R9903
3 Band Portable Radio
Scale Power
LW
0
MW
1
FM
2
160 0
280
3
108 140 0
260 4
1200
5
106
100 0 220
6
104
200
800
7
18 0
100
700
8
16 0
96
600 9
150
10
92
530
Tuning
88
kHz
kHz
MHz
R 9903
3 Band Portable Radio
Please read this manual before use
ROBERTS
Sound for Generations

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Controls 1 2 (Top) LW MW FM 3 Scale Power LW 0 MW (Front) 1 FM 2 1600 280 3 108 140 0 260 4 1200 4 5 106 220 1000 6 104 200 800 7 180 100 700 8 160 96 600 9 150 10 92 530 Tuning 88 kHz kHz MHz R 9903 3 Band Portable Radio 1. Telescopic Aerial 2. Waveband switch 3. Power LED 4. Tuning control 1

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Controls (Left side) (Right side) DC 6v ++ 5 7 Volume 6 7 8 5. DC input socket 6. Headphone socket 7. Volume control 8. Battery compartment If you need any further advice, please call our Technical Helpline on :- 2 0181 758 0338 (Mon-Fri)

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Battery operation 1. Remove the Battery cover on the rear of the unit by pushing the catch in the direction of the arrow. 2. Insert four LR6 (AA size) batteries into the spaces in the compartment. Take care to ensure all batteries are inserted with the correct polarity as shown inside the battery compartment. Replace the battery cover. 3. Reduced power, distortion, and a ‘stuttering’ sound are all signs that the batteries may need replacing. 4. If the radio is not to be used for any extended per

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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. Set the Waveband selector to the required waveband. 3. Adjust the Volume control until a hissing sound is heard. Volume 4. Rotate the Tuning knob to select the desired station. On MW and LW the Tuning scale is marked in kilohertz (kHz). On FM the Tuning scale is marked in Megahertz (MHz) 5. For MW and LW reception rotate your radio to the position giving best

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Headphones 1. A Headphone Socket (3.5mm) located on the right hand end of 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 General Do not allow this unit to be exposed to water, steam or sand. Do not leave your radio where excessive heat could cause damage such as in a parked car where the heat from the sun can build up even though the outside temperature may not seem too high. It is recom

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Specifications Circuit Features Power Requirements Batteries 4 x LR6 (AA size) Loudspeaker 77mm External DC 6 Volts @ 300mA Output Power 400 mW into 8ohms centre pin negative (-). Headphone socket 3.5mm dia Battery Life Approx. 80hrs of listening for 4 hours a day at Aerial System FM Telescopic aerial normal volume using alkaline cells. MW Built-in Ferrite aerial Frequency Coverage LW Built-in Ferrite aerial FM 87.5-108MHz MW 522- 1620kHz LW 144- 281kHz ROBERTS RADIO LIMITED PO BOX 130 MEXBOROU

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Guarantee This instrument is guaranteed for twelve months from the date of delivery to the original owner against failure due to faulty workmanship or component breakdown, subject to the procedure stated below. Should any component or part fail during this guarantee period it will be repaired or replaced free of charge. The guarantee does not cover: 1. Damage resulting from incorrect use. 2. Consequential damage. 3. Receivers with removed or defaced serial numbers. N.B. Damaged or broken telesco