Jadis JA30 Owner'S Manual Download | Manualshive

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JA30

Power amplifier

Owner's Manual

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Summary of Contents for JA30

Page 1: ...JA30 Power amplifier Owner s Manual ...

Page 2: ...ontents Introduction Warning Unpacking and checking Description Installation instruction Tube position How to match your amplifier to your loudspeaker How to turn ON your amplifier Maintenance JA30 Specifications ...

Page 3: ...ease a new product after a lengthy period of experimentation and trial Our Jadis amplifier is therefore the result of long months of technical research and countless hours of listening Enjoy your amplifier We thank you for your trust in our product ...

Page 4: ...Warning Read this document thoroughly before any manipulation Then read step by step when installing ...

Page 5: ...it has to be returned to the factory for maintenance or upgrading Please note that the warranty will be considered as cancelled if the unit has been dispatched incorrectly packed The boxes should contain Two modules blocks amplifier its tubes two mains power cables and one 6 sided spanner which is used to remove the covers of the units to allow the tubes to be changed when necessary ...

Page 6: ...iption Front View On the front side of the amplifier you will find The power switch ON OFF The OPERATE STANDBY switch The Power led red when the unit is turned on at stand by state and green at operate state ...

Page 7: ...Back View Output On the back side of the amplifier you will find The Input connectors Two channel output connectors for loudspeaker ...

Page 8: ...ion 3 Because your Jadis is a tube amplifier provide an open space to allow a correct evacuation of heat Do not try to cool your Jadis amplifier with a fan or expose it to air currents sudden cooling can create microcracks on the tubes Do not move your amplifier when the tubes are hot 4 Always turn on your preamplifier before turning on the amplifier Reverse the procedure when turning off your amp...

Page 9: ...Tubes position ...

Page 10: ......

Page 11: ...m this may damage the sockets Be careful at dressing power tubes because they have stop pins on the central parts of the mounting base Mount first the ECC82 tubes the ECC83 tube and then mount the power tubes The tubes placement is shown at page before Replace the grid and never remove it when the amplifier is connected to the mains voltage whether it is running or not ...

Page 12: ... loudspeakers from 4 to 8 ohms The technical characteristics of the Jadis amplifiers allow an impedance adaptation from 1 to 16 Ohms Impedance modifications are easily accomplished on the terminal blocks like this Nota For a good listening level choose loudspeakers with an efficiency of more than 98 dB ...

Page 13: ...5 Connect the mains cord of your amplifier which is detachable to facilitate safer and easier moving of the unit Always use the power cord supplied or one of equivalent electrical rating Insert the power cord into its socket on the unit before plugging the other end to the mains network Your Jadis amplifier is now ready to operate However its optimum sound quality will reached only when the amplif...

Page 14: ...twork If the amplifier fails to operate 1 Turn OFF the unit immediately 2 Unplug all the cables 3 Do not forget the mains cord 4 Contact your Jadis dealer for diagnostic and repair To clean your amplifier use a soft cloth with a non abrasive cleaning product Do not forget to unplug all connectors before cleaning ...

Page 15: ...ms Output Power at 1kHz 30 Watts Bandwidth at 3 dB 20 Hz to 46 kHz Sensitivity for rated output 500 mV rms Input impedance 100k Ohms Maximum power consumption 125 W per unit Dimensions 47 x 21 x 18 cm Weight 22 kg each unit Subject to modification ...

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