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R9943
3 band PLL
Synthesised Radio
Please read this manual before use
ROBERTS
Sound for Generations
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Contents Controls .......................................................................... 2-3 General ............................................................................ 19 Display ............................................................................... 4 Specifications .................................................................. 20 Battery operation ............................................................... 5 Circuit features .......................................
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1 23 4 5 Controls (Top) 6 7 1. On/Off/Sleep button 5. Telescopic aerial 2. Light button 6. Preset, Summer time, Tuning step and Alarm set buttons 3. Waveband, Time set, FM Stereo/Mono button 7. LCD display 4. Tuning Up/Down buttons If you need any further advice, please call our Technical Helpline on :- 2 020 8758 0338 (Mon-Fri)
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Controls (Right side) 11 12 10 13 9 8. Headphone socket 9. Tone control 10. Volume control 8 11. Rotary tuning control 12. Mains input socket (on rear) 13. Battery compartment (on rear) 3
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Display 456 7 8 910 3 11 2 12 1 1. Step indicator 8. Alarm indicators 2. Sleep/Snooze indicator 9. Tuning indicator 3. Summer time indicator 10. Memory indicator 4. Stereo indicator 11. Battery indicator 5. Waveband indicators 12. Dial scale 6. Frequency/Time indicators 7. Frequency units indicators If you need any further advice, please call our Technical Helpline on :- 4 020 8758 0338 (Mon-Fri)
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Battery operation 1. Remove the Battery cover on the rear of the unit by pushing the catches in the direction shown by the arrows. 2. Insert four LR20 (D size) batteries into the spaces in the compart- ment. Take care to ensure all batteries are inserted with the correct polarity as shown inside the battery compartment. Replace the battery cover. note : the batteries provide power for the clock/memory backup and must be fitted at all times. 3. Reduced power, distortion and a ‘stuttering’ sound
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Setting the clock 1. The clock will start running when the batteries are installed or when the radio is connected to the mains supply. The display will show 0:00 . 2. Ensure that the radio switched off. 3. Press and hold down Time set button until the hours digits begin to flash in the display. 4. Press the Tuning up/down buttons to set the required hour. The clock uses the 24 hour system e.g. 2:00pm is shown as 14:00 5. Press the Time set button, the minute digits will flash in the display. 6.
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Operating you radio Your radio is equipped with four tuning methods:- Scan tuning, Rotary tuning, Manual tuning, and Memory preset tuning. When switched on your radio will display the waveband and frequency in use. A graphical display similar to a conventional radio tuning dial will be shown in the bottom half of the display. Scan tuning 1. Press the On/Off button to switch on your radio. 2. Select the required waveband by repeatedly pressing the Band button. For the FM waveband fully extend th
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Manual tuning 1. Press the On/Off button to switch on your radio. 2. Select the required waveband by repeatedly pressing the Band button. For the FM waveband fully extend the Telescopic aerial angle and rotate, if necessary, to obtain best reception. 3. A single press on either the Tuning up or Tuning down buttons will change the frequency in the following increments:- FM 50kHz or 100kHz MW 9kHz or 10 kHz LW 9kHz 4. When a station is correctly tuned, the tuning indicator will appear in the dis
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Rotary tuning 1. Press the On/Off button to switch on your radio. 2. Select the required waveband by repeatedly pressing the Band button. For the FM waveband fully extend the Telescopic aerial angle and rotate, if necessary, to obtain best reception. 3. Rotate the Tuning control to change the frequency in the following increments:- FM 50kHz MW 1kHz LW 1kHz 4. When a station is correctly tuned, the tuning indicator will appear in the display. 5. When the waveband end is reached the radio will b
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Presetting stations There are 5 memory presets for each of the 3 wavebands. 1. Press the On/Off button to turn on the radio. 2. Tune to the required station using one of the methods previously described. 3. Press and hold down the required Preset button until the radio beeps (greater than 2 seconds) The preset number will appear in the display and the station will be stored under the chosen preset button. 4. Repeat this procedure for the remaining presets. 5. Stations stored in preset memories m
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Recalling a preset station 1. Press the On/Off button to turn on the radio. 2. Select the required waveband by repeatedly pressing the Band button. 3. Momentarily press the required Preset button, the preset number and station frequency will appear in the display. 11
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Wake to buzzer alarm A bleep tone will sound when using the buzzer alarm. The alarm bleep will increase in volume every 15 seconds for one minute followed by one minutes silence before repeating the cycle. The buzzer alarm will sound for one hour unless turned off by pressing the On/Off button. Pressing the On/Off button whilst the alarm is sounding will cancel the alarm for 24 hours. 1. Ensure that the radio switched off. 2. Press and hold down the button until the hour digits and alarm symbo
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Wake to radio alarm When the radio alarm is selected the radio will turn on and play the last station listened to. The radio alarm will sound for one hour unless turned off by pressing the On/Off button. Pressing the On/Off button whilst the alarm is sounding will cancel the alarm for 24 hours. The radio alarm can be set to sound for 1, 2, 3 or 4 hours . Pressing the On/Off button whilst the alarm is sounding will cancel the alarm for 24 hours. 1. Ensure that the radio switched off. 2. Press and
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7. Press the Tuning up/down buttons to set the required radio alarm duration. (1, 2, 3 or 4 hours) 8. Press the button to complete alarm setting. 9. To permanently cancel the alarm press the button until the symbol is removed from the display. Snooze function(buzzer alarm only) 1. Whilst an alarm is sounding pressing any button (except the On/Off or Light button ) will activate the snooze function. The Radio or buzzer alarms will be silenced for 5 minutes. 2. The Display will flash both th
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Sleep timer The sleep timer will automatically switch off the radio after a preset time has elapsed. 1. Press and continue to hold down the button the display will cycle through the available sleep times in the order 90-60-30-15-90. Release the button when the required sleep time appears in the display. The symbol will appear in the display and the radio will play the last station selected. 2. To cancel the sleep function, press the On/Off button, the symbol will disappear and the display w
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Headphone socket A 3.5mm Headphone Socket located on the right-hand end of you radio is provided for use with either headphones or an earpiece. Inserting a plug automatically mutes the internal loudspeaker. FM Stereo/Mono button 1. If a station being received is weak some hiss may be audible. To reduce the hiss press and hold down the FM St./Mono button to switch to mono mode. The stereo indicator will be removed from the display. 2. Press and hold down the FM St./Mono button to return to FM
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Tuning step size In Europe and other parts of the world MW tuning steps are 9kHz, in America the MW tuning step size is 10kHz. On FM most countries use 100kHz tuning steps, your radio can however be set so as to allow an FM tuning step size of 50kHz. 1. Ensure that your radio is switched off. Press and hold down (7sec) the Step button until the FM step size begins to flash in the display and then release. 2. Adjust the FM step size using the Tuning up or Tuning down buttons. 3. Press the Step
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Summer time Your radio can be set to advance the clock to summer time by pressing a single button. 1. Ensure that your radio is switched off. Press and hold down the Summer time button until the summer time indicator appears in the display. 2. To cancel summer time display press and hold down the Summer time button until the summer time indicator is removed from the display. If you need any further advice, please call our Technical Helpline on :- 18 020 8758 0338 (Mon-Fri)
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Reset button If your radio fails to operate correctly, or some digits on the display are missing or incomplete carry out the following procedure. 1. With the aid of a suitable implement (the end of a paper clip) press the reset button located on the underside of your radio for at least 5 seconds, this will reset the microprocessor, clock time and clear all stations stored in preset memory. If a problem persists our technical staff would be pleased to help offer any assistance on operating the ra
