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P/N: 2055025151

All rights reserved – © 2012

JAZZ – Tube Preamplifier

User manual

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Summary of Contents for JAZZ

Page 1: ...P N 2055025151 All rights reserved 2012 JAZZ Tube Preamplifier User manual ...

Page 2: ...S II power supply 5 Connection block 6 Front panel 7 BYPASS 8 Nagra Modulometer 9 Gain selection 9 LED and Modulometer intensity adjustment 9 Balance fine adjustment 9 Remote control 10 Using a universal remote with the JAZZ 10 Tube ageing 11 Case cleaning 11 Technical specifications 11 Déclaration de conformité 12 Declaration of conformity 12 ...

Page 3: ...purchaser of new equipment This limited warranty covers the repair and replacement of defective parts excluding any other remedy The absence of a serial number invalidates the warranty We decline any responsibility for damages resulting directly or indirectly from the use of our products As we constantly strive to improve our products we reserve the right to modify them or change their specificati...

Page 4: ...ched a Hi Fi range to allow the wider public to benefit from technical advances that are often the privilege of the professionals This technology exists in the service of music your music This is why we already wish you some great moments of listening pleasure with your JAZZ Thank you for your trust Package contents Besides the manual and the JAZZ itself the box contains Mains cable ACPS II power ...

Page 5: ...ecting the ACPS II power supply Place the front panel selector in the OFF position Insert the LEMO plug from the ACPS II power supply into the DC connector of the Nagra JAZZ The LEMO plug features a red dot that must be facing upwards for correct insertion into the power input connector You will hear a click indicating that the plug is securely locked in After connection of the LEMO plug connect t...

Page 6: ...hase the optional input transformers Just like the output transformers they are custom designed for the JAZZ and hand wound by Nagra in Romanel sur Lausanne Switzerland This option will be available shortly In order to obtain optimal performance from the Nagra JAZZ it is preferable to leave the device switched on for about 15 minutes before use so that the internal components can reach their optim...

Page 7: ...ut selection position 1 XLR 2 RCA 9 Motorized Main selector OFF is standby position input selection A to E 10 IR window and remote LED In standby mode the power consumption is less than 10 mW Please note that when turned ON the JAZZ will go through a 2 minute pre heating phase This is in order to optimize the warming up of tubes and critical components This will allow your JAZZ to offer excellent ...

Page 8: ...utput output 1 without going through the output transformers Each BYPASS XLR input contact is connected to the output XLR so if the source is balanced the connection will be balanced all the way through Here is an example of a setup using the BYPASS input Warning Please note that the JAZZ volume control will also be bypassed The signal is directly routed to the XLR output Be careful to use a sourc...

Page 9: ...witch changes the internal gain of the unit this is not an additional stage So the sound quality is not affected by the gain you select This switch is placed on the front panel as we consider you can change it from one source to another or depending on the music style you are playing at any time So we do not recommend any particular position for a given set up Feel free to experiment LED and Modul...

Page 10: ...ed signals coded in Philips RC 5 format The JAZZ is allocated a system number 16 for preamplifiers Should you wish to program your universal remote control please use the following table Code Function 1 to 5 Input A to E code 6 or input F is not active on the JAZZ 32 33 Input change step up or step down 16 Volume Up 17 Volume Down 26 Balance Right 27 Balance Left 13 Mute 12 Standby Left balance In...

Page 11: ...er a JAZZ replacement tube kit reference 7055764000 Case cleaning Clean the JAZZ casing using a soft non fluffy slightly damp cloth Do not use any cleaning products which could have a corrosive effect Technical specifications Input impedance 75 K Ohms Output impedance 50 Ohms Frequency response 10 Hz 50 kHz 0 0 5 dB Signal to noise ratio Typically 105 dB ASA A Ref 1 V Dynamic range 112 dB Gain at ...

Page 12: ...agnétiques EN 61000 4 3 Immunity to electromagnetic fields EN 61000 4 3 Immunité aux décharges électrostatiques EN 61000 4 2 Immunity to electrostatic discharges EN 61000 4 2 Immunité aux transitoires électriques rapides en salves sur câble d alimentation EN 61000 4 4 level 2 1000V Immunity to burst on mains line EN 61000 4 4 level 2 1000V Immunité aux transitoires électriques rapides en salves su...

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