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Summary of Contents for D 830

Page 1: ...Item no 69476 31 01 All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 2: ...4 1 All manuals and user guides at all guides com...

Page 3: ...5 2 a All manuals and user guides at all guides com...

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Page 5: ...g 120W 170W Frequency range 38 22 000 Hz Impedance 4 Ohm Dimensions 380x245x310mm 15 0x9 6x12 2in Weight 12 0 kg 26 5 lb 4 Specifications subject to technical changes Long Short term power According t...

Page 6: ...D 830 D 870 Advanced Owner s Manual All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 7: ...eceofgenuineveneerwillhaveitsownindividualfeatures andsinceitisanaturalmaterial youwillfindthatthecolourplayand the glow change as the loudspeakers are exposed to light and air So in time they will lo...

Page 8: ...en undesired resonances The front baffle of the tweeter has been die cast in solid zinc which ensuresmaximummechanicalcontactwiththecabinetandaminimumamountofundesiredresonances Inaddition thetweetera...

Page 9: ...es are used to eliminate hysteresis errors The crossover network is mounted directly on the solid 24K gold plated loudspeaker terminals to ensuretheshortestpossiblesignalpathandtherebypreventsignallos...

Page 10: ...ine for placing D 830 the optimum placing will be about 30 60cm 12 25in from the rear wall and for D 870 it will be about 50 100 cm 20 40 in For both models the distance to the side walls should be at...

Page 11: ...uch each other as a short circuit could damage the amplifier s outputstage Spikes Werecommendthatyouusetheenclosedspikes optionsuppliedwithD870 Stand60 Theseensurestabilityoftheloudspeakerwith good me...

Page 12: ...ent amplifiers are used or 2 The two amplifiers are used for the left and right channels respectively i e the tweeter midrange units are connected to one channel on the amplifier and the woofer is con...

Page 13: ...s obvious that a loudspeaker will sound different in these two rooms Therefore inthedevelopmentofloudspeakers otherthanspecialmeasurementrooms Jamoalsousesaroomthatcomplieswiththe IEC norm 268 13 whic...

Page 14: ...utreflectionsfromtheceilingwithoutaffectingthe aesthetics oftheroom whereasitiseasiertoreducereflectionsfromthefloor 1 Physicallysmallloudspeakersshouldbeplacedonstands partlytoobtaintherightlistening...

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