Lumi Series user manual
Contents
1. always allow your system to sound its best System dependency is a thing of the past and the search for the perfect cable has come to an end We are sure you will agree that Graditech will unlock the door to pure music Tune for your system and room and listen Tonal quality pace harmonics soundstage music It is all there Enjoy listening www graditech fi Unpacking The wires have been carefully packed and inspected at the factory After unpacking your Lumi speaker wires please inspect them for any shipping damage lf any damage is found contact your dealer or Graditech immediately Please keep all original packaging for the entire warrantee period If you require replacement packaging please con tact Graditech or your dealer About LUMI Speaker Wire There are three models of Lumi speaker wires Lumi 2 and 3 are adjustable Lumi 1 is simply plug and play However all Lumi speaker wires require burn in to optimize their sound We recommend that you play the wires using all the conductors for about 100 hours before you begin to tune for your system Lumi 3 One wire for any system with the ability to tune for system and room sound tonal quality soundstage System de pendency is eliminated and every note comes through LUMI 3 adjustable cable is a new way to approach your system and music getting the best sound with just one cable Featuring Graditech s proprietary ALC technol ogy to create perfect sound for2. each and every system Lumi 3 consists three different conductors silver copper stranded copper and solid copper creating a wide variety of ways to achieve clear natural sound regardless of am plifier or speakers The LUMI Cable Park isolates those wires not being used Lumi 2 We gave careful consideration to Lumi 2 We listened to Lumi 1 and then to 3 and then to 1 What was in between Was there something in between Did Lumi 2 have to be in between We could not leave well enough alone Lumi 2 consists of two pair of two different conductors single threaded and stranded with ALC While Lumi 2 does not have the same potential configurations as Lumi 3 its geometry maintains the sonic signature and integrity of Lumi 3 And Lumi 2 takes Lumi 1 to a new musical level GRADITECH Lumi 1 Lumi 1 was an interesting challenge In experimenting with different configurations and types conductors stranded and single threaded the sharpness and speed of the transients were immediately apparent yet deceiving We continued to work on the geometry and conductors until we had the balance we wanted Lumi 1 lets you hear the speed and micro dynamics of the music Being our entry speaker wire we chose not to include ALC and believe that the results of our efforts proved this decision correct You can hear the mouth voice of the singer and the sur rounding air We are very happy with this wire We hope you will be
3. too www graditech fi How To Connect and Tune Your Lumi Speaker Cables IMPORTANT Turn off your amplifier when connecting disconnecting and changing leads on your Lumi speaker wires Never let the positive and negative connectors touch each other even when your amplifier has just been turned off The power capacitors in your amplifiers still carry cur rent Lumi 2 and 3 have dozens of different configurations By listening to each conductor independently and then in par allel with another on both the positive and negative poles you will not only learn the full range of sound that your system can produce but most important you will unlock your system s door to pure music With your amplifier turned off connect the Lumi speaker wires to your amplifier The Cable Park end of the wires attach to your speakers and the end with just a positive red and negative black leads attach to your amplifier Most amplifiers will accommodate banana plugs We rec ommend that you insert the banana plugs into the ends of the binding posts versus compressing them in the center holes of the post Graditech will not warrantee crushed ba nana plugs To burn in you wires use all the conductors All Lumi speaker wires require some playing time before you will hear their optimum performance To listen to and burn in your Lumi speaker cables simply connect all the positive leads red together by inserting each banana plug into the ba
4. V GRADITECH LUMI SERIES USER MANUAL www graditech fi GRADITECH Graditech Welcome to Graditech We thank you for purchasing LUMI speaker wires We went to great lengths to develop a speaker wire that will offer you superior performance and years of musical pleasure Snow in Finland is light and soft It quietly drifts to earth days on end engulfing everything Each flake has its own shape uniquely reflecting light It is nature s art And when it snows for days there is a silence that cannot be described lt is a silence that simply hugs you You become one with nature and can feel and sense the Lumi Amplifiers and speakers behave differently with different cables To solve this problem we have developed an adjust able speaker cable that always matches your system allowing it to sound its best with Graditech wires that exhibit Lumi quietness Graditech s Adjustable Loudspeaker Cable technology has been created for your listening enjoyment By using two or three different matched conductors single threaded copper stranded copper and or Teflon insulated silver plated copper the ALC concept is simple select the combination of conductors that connect with your system allowing the music to flow You will always get clean sound and hear each note and harmonic It does not matter what equipment you use or what kind of space you have the cable will always generate the best synergies Graditech s Lumi Series will
5. ck of the other Do the same for the negative leads black Then connect the positive lead to the positive input of your speaker and the negative lead to the negative input of your speaker Next connect the positive lead to the positive output of your amplifier and then connect the negative lead to the negative output of your amplifier Repeat the same process for the other speaker Be sure to only connect positive to positive red to red and negative to negative black to black Never connect a positive and negative wire as it may cause damage to your amplifier Graditech is not responsible for any dam age caused to any piece of equipment should you cross positive and negative leads For Lumi 1 speaker cables you simply have to connect the positive lead red to the positive in put of the your speaker and the positive output of your amplifier And then connect the negative lead black to the negative input of your speak er and the negative output of the amplifier Lumi 1 speaker wires are ready to play once they are connected correctly Once all the positive and negative leads are cor rectly connected to both the speakers and am plifier red to red and black to black NEVER red to black or black to red you are ready to listen to and burn in your Lumi speaker wires With Lumi 1 speaker cables once you have completed this step the wires are ready to be listened to No other adjustments are required Tuning Your Cables onl
6. est sound with the solid conductor being used for the negative pole and the stranded and silver for the posi tive Hence a total of three conductors are being used See Figure 4 In another system we have found that the solid and stranded wires for both the positive and negative connections and no silver conductors sound ed best GRADITECH 11 www graditech fi or nr gt LAALAARES LS L TAN LG 0000000200088 AAN 6808 5 UU ANA A Lumi Specifications All Lumi speaker wires share similar sonic characteristics Careful consideration has been given to plugs conductors and dialectics The geometry of the wires is similar but adapted for each series Lumi 1 2 and 3 Banana plugs are used for ease of tuning and docking GRADITECH 13 www graditech fi 14 Lumi 3 An adjustable speaker cable comprised of three twisted pairs of different conductors to generate the best sound for your system Two leads at the amp and six adjustable leads at the speaker Concept Three different twisted pairs of wires of different composition and dielec trics designed to maximize the synergy be tween your speakers and amplifier Silver plated copper with PTFE insulation 1 22mm Stranded copper with PVC insulation 1 52mm Solid copper with THEIC modified varnish 1 10mm Total wire area 3 84mm Measurements 2 5m 1kHz e Capacitance 268pF e Inductance 0 81uH Loop e Res
7. istance Stranded copper 0 034ohm Silvered copper 0 0370hm Solid copper 0 0400hm All parallel 0 0130hm Lumi 2 An adjustable speaker cable comprised of two twisted pairs of different conduc tors to generate the best sound for your system Two leads at the amp and four adjustable leads at the speaker Concept Two different twisted pairs of Wires of different composition and dielec trics designed to maximize the synergy between your speakers and amplifier Stranded copper with PVC insulation 1 52mm Solid copper with THEIC modified varnish 1 10mm Total wire area 2 62mm Measurements 2 5m 1kHz e Capasitance 136pF e Inductance 1 29uH e Resistance Stranded copper 0 034ohm Solid copper 0 0400hm All parallel 0 0180hm GRADITECH Lumi 1 A non adjustable speaker cable comprised of two twisted pairs of different conductors to generate the best sound for your system Two leads at the amp and two leads at the speaker Concept Two different twisted pairs of wires of different composition and dielectrics designed to maximize the synergy between your speakers and amplifier Stranded copper with PVC insulation 1 48mm Solid copper with THEIC modified varnish 1 08mm Total wire area 2 56mm Measurements 2 5m 1kHz e Capasitance 134pF z QUO e Inductance 1 28uH S p e Resistance 0 0190hm 15 Copyright Graditech Oy All rights reserved
8. k and insert the stranded conductor into the empty space Do this for both positive and negative conduc tors and right and left speakers You should still have four leads in the Cable Park but the silver leads are free and ready to be plugged into your speakers See Figure 3 Connect your speaker wire to the speakers Figure 2 WWW raditech fi Fr N Figure 3 Silver coated leads ready for playing Make sure all connections are correct and there are no crossed leads positive to negative or negative to posi tive Turn on your amplifier and listen The sound you now hear will still be different from the previous two conductors You will be able to determine what sound you liked best from each conductor and will be able to experiment using different combinations of leads to get the best sound from your system a 10 Figure 3 Figure 4 A N Figure 4 Example Graditech factory system con figuration We encourage you to take time and try multiple combi nations If the cables are fully burned in and you have become familiar with the sound of each conductor then finding the right combination of conductors for your sys tem will follow guickly HINT Some systems sound very good using all of the con ductors but it has been our experience that the best sound comes from using a limited number of conduc tors In our factory one of our reference systems gives b
9. tive to nega tive or negative to positive Turn on your am plifier and listen Once you are familiar with the sound that the solid core leads produce in your system turn off your amplifiers disconnect your speaker wires remembering to not let positive and negative wires to touch each other and pre pare to listen to the stranded conductors Un plug the stranded copper conductor from the Cable Park and insert the solid core conductor into the empty space Do this for both posi tive and negative conductors and right and left speakers You should still have four leads in the Cable Park but the stranded leads are now free and ready to be plugged into your speak ers See Figure 2 Connect the speaker wires to the speakers Figure 1 Figure 2 Stranded leads ready for playing Make sure all connections are correct and there are no crossed leads positive to negative or negative to positive Turn on your amplifier and listen You will begin to hear the different sound the sol id and stranded conductors produce Take notes as to speed pace tonal balance placement etc You are ready to listen to the silver coated conductors You are also now familiar with how to change the conductors Turn off your amplifier disconnect your speaker wires remembering to not let positive and nega tive wires to touch each other and prepare to lis ten to the stranded conductors Unplug the silver coated conductor from the Cable Par
10. y Lumi 2 and 3 When you believe that your Lumi 2 or 3 speak ers cables have been burned in you are ready to tune the cables for your system All adjust ments are made at the speakers so there is no need to disconnect your Lumi speaker cables from your amplifier GRADITECH Turn off your power amplifier Never try adjusting your Lumi cables with your amplifier turned on We recommend that you begin the tuning proc ess by first listening to each connector individu ally It is important to hear and learn the sound that each conductor produces in your system Each conductor will interact with your amplifier and speakers differently Taking notes of what you hear may be helpful With your amplifier turned off disconnect the positive and negative leads from your speakers Remember do not let positive and negative leads touch each other Free the solid core conductor and insert the stranded and silver leads into an open space in the Cable Park Do this for both the positive and negative leads and both right and left speakers You should now have four leads inserted in the Cable Park and the solid core leads ready to be plugged into the speaker See Figure 1 Insert the positive lead into the positive input of the speaker and the negative lead into the negative input of the speaker www graditech fi Figure 1 Solid core lead ready for playing Make sure all connections are correct and there are no crossed leads posi
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