Acoustical Systems AXIOM Owner's Manual
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Acoustical Systems AXIOM Owner's Manual

Reference tonearm
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AXIOM
©
the
reference tonearm
1
owner's manual
picture by Harry Ralston
1

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Summary of Contents for Acoustical Systems AXIOM

  • Page 1 AXIOM © reference tonearm owner’s manual picture by Harry Ralston...
  • Page 2 A level of performance, which transcends prior frontiers and opens new levels of musical realism in the playback of recorded music. We do share the real passion for music and I am confident that the AXIOM will allow you to hear and enjoy your favorite records like never before.

  • Page 3: Table Of Contents

    
 AXIOM variants 6
 
 AXIOM accessory box 7
 
 
 Mounting the AXIOM 
 Levelling the AXIOM’s bearing plane 13 
 
 Raising or lowering the pivot plane 15
 
 Setting dynamic VTF 17
 
 Optimizing cartridge mounting 18
...
  • Page 4 This again is of paramount importance in a static balanced design to avoid unwanted changes in static settings (namely tracking force) when changing The AXIOM is a pivot tonearm featuring a double 
 nano-gimbal bearing architecture. tonearm height to accommodate VTA or SRA.
  • Page 5 Single-point mounting vs. 
 Tangential alignment
 SME slide base
 
 It is possible to align the AXIOM to the 
 standard tangential curves of Baerwald, 
 In this manual we will cover the AXIOM mounting Stevenson or Loefgren in any version and 
...
  • Page 6 AXIOM BDA 04-2021 Unpacking the AXIOM Please make sure that all parts are present 
 by unpacking the AXIOM and all its tools and accessories: 
 
 AXIOM suitcase 
 containing the following: AXIOM tonearm AXIOM’s accessory box 
 The AXIOM suitcase...

  • Page 7: Axiom Accessory Box

    AXIOM BDA 04-2021 AXIOM accessory box (1) small diameter blue spirit level 
 AXIOM’s accessory box 
 containing the following: for use on tonearm bearing pivot AXIOM alignment template 
 (1) 20 mm round dial scale for SRA / VTA adjustment...
  • Page 8 You’ll need some of them each at a time now. Also please take the (3) different height 29 mm diameter stainless steel mounting washers. Special order 10“ version of AXIOM Annyversary 2021 version of AXIOM w/micrometer VTF with 238 mm P2S and central mounting base.

  • Page 9: Mounting The Axiom

    … etc. the (purely cosmetic) cover plate. Gently place the AXIOM - holding it at the VTA tower Place the screw through the mounting hole in the like in the picture - over the plain top of the washer AXIOM’s mounting board.
  • Page 10 Now please note the 3 grub screws in a circle - 
 Gently screw the M5 screw down - not tighten it, but just holding the AXIOM in place and still allowing for each at 120° - around the mounting screw in the center.
  • Page 11 AXIOM BDA 04-2021 Please slide the counterweight + small auxiliary weight Please put the lateral weight bar - with (1) cylinder over the counter shaft. attached - through the cross-hole at the end of the counter shaft. Now please re-tighten the M3 grub screw in the rear Now attach and fix the 2nd cylinder as pictured.
  • Page 12 
 position suitable to act as a good first balance. (2) coming with the AXIOM. These will cover all but cartridges with more than 22 grams weight. Further each Axiom comes with 2 pair of lateral weights: 
...

  • Page 13: Levelling The Axiom's Bearing Plane

    AXIOM BDA 04-2021 Levelling the AXIOM’s bearing plane Please take the small blue precision spirit level from the Please take the 2.5 mm Allen bit from the accessory box. tool-box. Place the precision spirit level on the bearing cover Make sure you view down on the spirit level exactly plate.
  • Page 14 AXIOM BDA 04-2021 Please attend each of the 3 grub screws around the While attending one screw after the other at a time you mounting screw gently and only with quarter turn - one get more and more accustomed to the routine. Most after the other.

  • Page 15: Raising Or Lowering The Pivot Plane

    Clockwise turn lowers the tonearm’s height. Counter clockwise turn lifts the tonearm’s height. With the AXIOM Annyversary the procedure to adjust Then - and only after unlocking the side screw!! - tonearm height is the same: first unlock the side locking you may adjust tonearm height by turning the top half screw just a tiny bit.
  • Page 16 AXIOM BDA 04-2021 The anti-skating device on the AXIOM is a non-touch A good setting to start is with the grub screw’s end still and dynamic type. visible when viewing down from above the bearing By turning the screw with the 1.5 mm Allen bit inward housing.

  • Page 17: Setting Dynamic Vtf

    AXIOM BDA 04-2021 Setting dynamic VTF In addition to the static VTF setting by counterweight(s), the AXIOM features a non-touch Increasing the value shown on the scale = increase dynamic VTF setting. of VTF. This is now operated by a micrometer adjustment.

  • Page 18: Optimizing Cartridge Mounting

    Detailed recommendations regarding mounting 
 screws, settings and special tools are available from Aluminum is too soft and does not give enough acoustical systems upon your request. coupling for perfect energy transfer. Recommended torque values for cartridge mounting screws for optimum energy transfer M2.5 torque...

  • Page 19: Setting Azimuth

    - please check back on acoustical-systems.com website for an essay I have written about UNI-DIN and its unique features. The AXIOM’s template is a special tailored variant of UNI-DIN. Tailored to the use with AXIOM and AQUILAR tonearms ONLY.

  • Page 20: Setting Sra / Vta

    AXIOM BDA 04-2021 Setting SRA / VTA The AXIOM is one of only two tonearms on the market - the other being it’s “little brother” the AQUILAR - allowing you to set SRA and VTA at the cartridge without altering static settings.

  • Page 21: Adjustments At Sme-Adapter

    AXIOM BDA 04-2021 Adjustments at SME-adapter The ULTRA LIGHT adapter head of the 
 AXIOM Annyversary SME allows for adjustment 
 of both - Azimuth and Overhang. Either of the 2 adjustments is operated at the same point and with a single lock.

  • Page 22: Removing Finger-Lift

    AXIOM BDA 04-2021 Removing finger lift The AXIOM allows for the easy removal of the This feature was incorporated for 2 reasons - first to fingerlift. offer the purist the option to eliminate another “not necessary” feature. Please select the 0.89/90 Allen key from the accessory box.

  • Page 23: Removing Cartridge Mounting Plate

    AXIOM BDA 04-2021 
 Exchanging cartridge mounting plate
 Should you ever need or want to exchange the mounting plate, you can easily do so by turning the 2 small black ball plunger grub screws on each side of the headshell.

  • Page 24: Specifications

    97° to 84° Please do contact us - we highly value direct feedback from the experienced users of our components. VTA angle adjustment 28° to 14° After all - the AXIOM was designed for you. Now enjoy your records! 
 Specifications...

  • Page 25: Axiom Alignment Template

    AXIOM BDA 04-2021 AXIOM alignment template - fully assembled General note: Technical data, minor design and specifications are subject 
 to change without prior notice. copyright & design: acoustical systems Manufactured and assembled in Germany
 
 For further infomations: 
...

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