Roberts Gemini 45 RD-45 User Manual Download Page 21

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If.you.need.any.further.advice,.please.call.our.Technical.Helpline.on.:-
020.8758.0338.(Mon-Fri)

Circuit Features

Loudspeaker

76mm

Headphone socket 3.5mm dia

Output Power

1W into 8 ohms

Line out socket

3.5mm dia

Aerial System

Telescopic aerial

DAB

Telescopic aerial

Specifications

Power Requirements

Mains

AC 230 volts, 50Hz

only (adaptor)

Batteries

6 x LR14 (C size)

Battery Life

Approx. 30 hours of listening for 4 hours a day

at normal volume using alkaline cells.

Frequency Coverage

87.5-108MHz

DAB

174.928 - 239.200MHz

The Company reserves the right to amend the specification without notice

Summary of Contents for Gemini 45 RD-45

Page 1: ...FM RDS DAB digital radio Please read this manual before use ROBERTSSound for Generations RD 45 ...

Page 2: ...isplay DAB 9 Manual tuning DAB 10 Dynamic range control DAB 11 Operating your radio FM 12 Manual tuning FM 13 Display modes FM 14 FM Stereo Mono function 14 Software version 15 Presetting stations 15 Recalling a preset 16 Favourite button 16 Contents System reset 17 Headphone socket 18 Line out socket 18 Display backlight 18 General 19 Specifications 20 Circuit features 20 Guarantee 21 Notes 22 1 ...

Page 3: ...ontrols 1 Telescopic aerial 2 On Off button 3 FM DAB button 4 Mains indicator 5 Auto Tune button 6 Menu button 7 Info button Front 4 3 11 8 Preset buttons 1 4 9 Favourite button 10 Select button 11 Volume control 12 Tuning Down button 13 Tuning Up button 14 LCD display 9 10 1 2 5 6 7 8 12 13 14 ...

Page 4: ...3 Controls 15 Headphone socket 16 Line out socket 18 15 17 DC jack socket 18 Battery compartment Back 16 17 ...

Page 5: ...ed 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 period of time it is recommended that the batteries are removed from the radio We would recommend for economy that the RD 45 is used via the AC adaptor whenever possible with battery operation for occasional or stand by use only IMPORTANT The batteries sh...

Page 6: ...r the adaptor is used the batteries are automatically disconnected The AC adaptor should be disconnected from the mains supply and the radio when not in use IMPORTANT The mains adaptor is used as the means of connecting the radio to the mains supply The mains socket used for the radio must remain accessible during normal use In order to disconnect the radio from the mains completely the mains adap...

Page 7: ...nning and as each group of stations is detected the station count will be updated The bottom line of the display shows a bargraph indicating progress of the Auto tune 5 When the Autotune is completed the first station in numeric alpha order 0 9 A Z will be selected The first station in the list of sta tions found will be played The display will show the station name in the first line of the displa...

Page 8: ...required setting Note If after selecting a station the display shows No station avail able it may be necessary to relocate your radio to a position giving better reception 2 4 Secondary services DAB 1 Certainradiostationshaveoneormoresecondaryservicesassociated with them If a station has a secondary service associated with it the display will show next to the station name on the station list The s...

Page 9: ...s artist track name phone in number etc b Programme type Displays type of station being listened to e g Pop Classic News etc c Multiplex Name Displays name of multiplex to which current station belongs d Time and date Displays current time and date e Channel frequency Displays channel number and frequency f Bit rate audio type Displays the digital bit rate and audio type g Signal strength Displays...

Page 10: ...n for more than 2 seconds and then release The station counter on the right hand side of the display will increase and stations will be added to the list Signal strength display DAB 1 Press and release the Info button until the display shows signal strength 2 Position your radio and carefully angle the telescopic aerial for best reception using the signal strength display as a guide Move your radi...

Page 11: ...Down buttons to select the required DAB channel 4 Press and release the Select button to select the required DAB channel The open bar in the middle shows you the minimum signal strength needed for good DAB reception The signal strength bars will go up and down showing the changing signal strength as you adjust the telescopic aerial on your radio 5 When a DAB signal is found the display will show t...

Page 12: ... Tuning Up or Down buttons until the display shows DRC value 4 Press and release the Select button to enter adjustment mode 5 Press the Tuning Up Down buttons to select required DRC setting default is 0 DRC 0 DRC is switched off Broadcast DRC will be ignored DRC 1 2 DRC level is set to 1 2 that sent by broadcaster DRC 1 DRC is set as sent by broadcaster 6 PressandreleasetheSelectbuttontoconfirmthe...

Page 13: ...Tune button your radio will scan in an upwards direction low frequency to high frequency and stop automatically when it finds a station of sufficient strength 5 After a few seconds the display will update and show station name 6 Press the Tuning Down button and then press theAuto Tune button to scan the FM band in a downwards direction high frequency to low frequency 7 Whenthewavebandendisreachedy...

Page 14: ...elescopic aerial 3 Press either the Tuning Up or Down buttons to tune to a station The frequency will change in steps of 50kHz 4 When the waveband end is reached the radio will recommence tuning from the opposite waveband end 5 Rotate the Volume control to the required setting 6 To switch off your radio press the On Off button 2 1 3 3 5 ...

Page 15: ...s type of station being listened to e g Pop Classic News etc c Time and date Displays current time and date d Frequency Displays frequency of the station being audio mode listened to and displays the audio mode Auto stereo or mono FM Stereo Mono 1 If a station being received is weak some hiss may be audible To reduce the hiss press and release the Select button until the display shows Mono your ra...

Page 16: ...l be stored under the chosen preset button Repeat this procedure for the remaining presets 4 Stations stored in the memories may be overwritten by following the above procedure Software version The software display cannot be altered and is just for your reference 1 In FM mode press the Menu button the software version will appear on the display 2 In DAB mode press the Menu button and then press th...

Page 17: ...habuttonwhichwhenpressedwillautomaticallyselect the required waveband and tune to your favourite station This will allow you to store a total of one station from either the FM or DAB waveband 1 To set up your favourite station tune into the required station 2 Press and hold down the Favourite button 10 sec until the display shows Favourite stored Recalling your favourite station 1 Press the On Off...

Page 18: ...lect button to select System reset 3 A full reset will be performed All presets and station lists will be erased 4 After a system reset a scan of the DAB band will be performed In case of malfunction due to electrostatic discharge reset the product reconnection of power source may be required to resume normal operation If a problem persists our technical staff would be pleased to of fer any assist...

Page 19: ... cause hearing loss Display backlight 1 When using on batteries the display backlight will be switched on for approximately 12 seconds when any button is pressed 2 When your radio is powered by AC mains the display backlight will always be switched on 18 Line out socket A 3 5mm Line out socket located on the rear of your radio is provided for connecting the audio signal to an external amplifier In...

Page 20: ...o Your radio should not be exposed to dripping or splashing and that no objects filled with liquids such as vases shall be placed on the radio It is recommended to operate the product such that there is a minimum distance 10cm recommended to adjacent objects in order to ensure good ventilation The ventilation of the product should not be restricted by covering it or its ventilation openings with i...

Page 21: ...t 3 5mm dia Aerial System FM Telescopic aerial DAB Telescopic aerial Specifications Power Requirements Mains AC 230 volts 50Hz only adaptor Batteries 6 x LR14 C size Battery Life Approx 30 hours of listening for 4 hours a day at normal volume using alkaline cells Frequency Coverage FM 87 5 108MHz DAB 174 928 239 200MHz The Company reserves the right to amend the specification without notice 20 ...

Page 22: ...d or broken telescopic aerials will not be replaced under guarantee Procedure Any claim under this guarantee should be made through the dealer from whom the instrument was purchased It is likely that your Roberts dealer will be able to attend to any defect quickly and efficiently but should it be necessary the dealer will return the instrument to the Company s service department for attention In t...

Page 23: ...If you need any further advice please call our Technical Helpline on 020 8758 0338 Mon Fri Notes 22 ...

Page 24: ...ROBERTS RADIO TECHNICAL SERVICES 97 99 Worton Road Isleworth Middlesex TW7 6EG Technical Helpline 020 8758 0338 Mon Fri during office hours Website http www robertsradio co uk Issue 1 ...

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