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Sperling-Audio L-3 User Manual

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User´s Manual
Turntable L-3

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Summary of Contents for Sperling-Audio L-3

  • Page 1 User´s Manual Turntable L-3...

  • Page 2: Table Of Contents

    _____________________________________________________ Table of Contents Table of Contents Table of Contents Table of Contents Page Contents Table of Contents Safety Information Description Delivery Contents Mounting and Setup - 1 Chassis and Bearing - 2 for the Tone Arm Bases - 3 for the Platter - 4 for the Motor Housing - 5 forthe Tone Arms - 6 Scaling and Tone Arm Bases...

  • Page 3: Safety Information

    _____________________________________________________ Safety Information Safety Information Safety Information Safety Information Caution Caution ! ! ! ! Caution Caution To avoid the risk of electrical shock, do not open the device or remove it from its housing. For service procedures, contact a qualified technician or the manufacturers directly.
  • Page 4 _____________________________________________________ Power Supply Power Supply Power Supply Power Supply Be sure to use this equipment only with the provided cables and only when connected to a suitable AC voltage source (see the chapter on technical data). The equipment can only be used with a grounded voltage source.

  • Page 5: Description

    These devices are intended to be used indoors. Avoid exposure to extreme cold, heat and moisture. Description Description Description Description The L-3 drive unit is a heavyweight turntable that makes it possible to play records at 33 1/3 and 45 rpm thanks to _______________________________________________...
  • Page 6 Delivery Con tents tents 1 x L-3 Drive Unit incl. 1 or 2 base plates of your choice 1 x Floor disc Ø 70 mm 1 x M-1 Motor Housing incl. Adapter Base 3 x Floor discs Ø 40 mm...

  • Page 7: Chassis And Bearing

    Installation Installation Installation Basically the L-3 will be delivered in a pre-installed condition, therefor only a few of the following steps will be necessary to complete the turntable. Even so this manual will go into advanced installation steps to make further work more comfortable for our customer.
  • Page 8 _____________________________________________________ Please start with the positioning of the small round center- plate. This defines the final position of the turntable. (pic. 7.1) The chassis-bottom must now cover the center-plate exactly centered. The countersink within the center-plate helps to do this propper. (pic. 7.2) Please rotate the chassis-bottom until one of the three countersinks is bound forward (pic.
  • Page 9 _____________________________________________________ the chassis, counter-clockwise will lift it up. (pic. 8.4) The found position of these spikes can be fixed by the three small screws above the knurled-nuts. The knurled screws are fitted with 6 drilled holes in a 60° layout. These slots are for the metal pin included in delivery as a tool for finest adjustment of the turntables leveling.
  • Page 10 _____________________________________________________ When the leveling has been done the bearing can be installed. Please de-install the bearing-cover-ring by loosen the six screws. Place the bearing ball into the countersink of the bearing-shaft. Now use the supplied oil- bottle and fill oil from above over the bearing-ball until the oil runs down the shaft into the oil-reservoir.
  • Page 11 _____________________________________________________ Pic 9.3 Pic 9.4 Now add oil to the reservoir (pic. 9.4) as long as the oil level reaches the code ring on the inner side of the reservoir (pic. 10.1 arrow). Pic 10.1 Pic 10.2 Afterwards please place the two supplied o-rings into the designated grooves of the oil-reservoir (pic.
  • Page 12 _____________________________________________________ the bearing-cover-ring with the six screws. (pic. 10.3). Please fasten the screws criss-cross to avoid bracing. Pic 11.1 Pic 11.2 2. Installation of the Tone Arm Bases The turntable offers the opportunity to install two tone arm bases. (pic 11.1). They are not mounted on delivery. Please use the screwed-in M6x20 screws for that.
  • Page 13 _____________________________________________________ Pic 11.1 Pic 11.2 Pic 12.1 _______________________________________________...
  • Page 14 _____________________________________________________ 3. Platter To install the platter one needs the supplied two black handles and the Allen key SW 2,0. Two opposing platter- inlays have srews with a red dot (pic. 13.1) _______________________________________________...
  • Page 15 _____________________________________________________ Pic 13.1 Please remove the eight screws of these two inlays. Under these inlays you will find two M8-threads (pic. 14.1) where the two handles can be screwed-in and locked with the knurled-nuts. (pic. 14.2) Now you can slide the platter over the bearing bushing. (pic 15.1).
  • Page 16 _____________________________________________________ Pic 14.1 Pic 14.2 Please remove the handles, fit the inlays and tighten the screws. Please use the same position for the red marked screws like in the delivered condition for later installation. Caution! Caution! The platter must be placed absolutely vertically Caution! Caution! in order to conform with the tight production tolerances!
  • Page 17 _____________________________________________________ Pic 15.1 _______________________________________________...
  • Page 18 _____________________________________________________ 4. Motor Housing Place the motor housing centered behind the drive unit on the provided plates with 40 mm diameter (pic 16.1). Place the provided small bull’s eye level on top of the motor-pulley and level them by adjusting the three feets (pic 16.2).
  • Page 19 _____________________________________________________ Pic 17.1 _______________________________________________...
  • Page 20 _____________________________________________________ 5. Mounting the Tone Arms You can mount practically any tone arm between 9” and 12” available on the market onto the innovative tone arm bases with the rotation plate mechanism. Aside from the large circle (Pic 18.1) and the circular segment (Pic 18.2), you’ll need the actual rotation plate that the tone arm is attached to in order to do this (pic 18.3).
  • Page 21 _____________________________________________________ 12”, the semi-circle and the large circle can be interchanged (Pic 19.2). To do so, remove the M3 Allen screws with the provided SW 2.5 Allen wrench. Pic 19.1 Pic 19.2 Now fix the tone arm onto the corresponding rotation plate.

  • Page 22: Scaling And Tone Arm Bases

    _____________________________________________________ DIN, Audio, Baerwald/Löfgren, Dr. Feickert). Now you can affix the places by screwing in the screws. TIP: TIP: On the bottom parts of the rotation plate, there TIP: TIP: → → → → are flush-mounted O-rings that can guarantee a precise leading of the rotation plate.
  • Page 23 In the same way, it’s also possible to mount the tone arm on the other bases of the drive unit or on another L-1, L-2, or L-3 turntable. Bild 21.1...

  • Page 24: Tonality

    The variation of the coupling between the bearing and the ground has a massive influence on the low frequency performance as well as on the soundstage. The L-3 offers the opportunity to variate the strenght of the coupling between bearing and ground by turning the three knurled-screws steady up or down.
  • Page 25 Just contact us – nearly any kind of shapeable material is possible. We’re of course open to suggestions and would love to hear about your experiences, which can be posted on our website at www.sperling-audio.de _______________________________________________...
  • Page 26 _____________________________________________________ Connecting the Control Connecting the Control Connecting the Control Connecting the Control- - - - Unit Unit Unit Unit Please connect the supply-cable of the motor-housing with the plug „DC MOTOR“ of the Control-Unit. (Pic 24.1). Pic 24.1 Pic 24.2 Connect the Control-Unit with the mains using the delivered power-cord (Pic 24.2).
  • Page 27 _____________________________________________________ Pic 24.3 Pic 24.4 Start Start Start Start- - - - Up Turn the unit on by using the power switch on the backside (Pic 25.1). Pic 25.1 Pic 25.2 The red led on the frontside should now indicate the standby (Pic 25.2).
  • Page 28 _____________________________________________________ Speed- - - - control Speed control Speed Speed control control Select the requested speed by turning the speed-switch to the left side for 33.1/3 or to the ride side for 45. Now one can use the speed-knobs (pic 26.1) for the final speed- adjustment associated by a stroboscope disc.
  • Page 29 _____________________________________________________ Quality Quality Quality Quality Thank you for choosing this high quality, made in Germany product. All drive units are made by hand in Germany and are subjected to a 24-hour endurance test before shipping. Additionally, each drive unit is put through audible testing. The combination of these two tests guarantees the best possible operational reliability.

  • Page 30: Technical Data

    _____________________________________________________ Care Care Care Care Only clean the drive with a soft, dry towel without lint on it. Wooden parts should not be wiped off with moist materials. To care for aluminum parts with a rotated high gloss surface, such as the turntable and the feet, we’ve provided you with a special cleaner.
  • Page 31 _____________________________________________________ Motor Motor- - - - H H H H ousing ousing M M M M - - - - 1 mit Unit Base 1 mit Unit Base F F F F - - - - 2 2 2 2 Motor Motor ousing...
  • Page 32 _____________________________________________________ L-1.3.4.06 Zeta L-1.3.4.07 Manticore 9” L-1.3.4.08 Graham The Phantom L-1.3.4.09 Raven 10.5 L-1.3.4.10 KUZMA 4 Point L-1.3.4.11 Micro Seiki MA-505 MK III L-1.3.4.12 IKEDA IT-407 L-1.3.4.13 reed 3P 12” L-1.3.4.14 Ortofon RS 212 D 9" L-1.3.4.15 Ortofon TA-110 9" L-1.3.4.16 Durand Telos L-1.3.4.17...
  • Page 33 _____________________________________________________ L-1.3.4.37 L-1.3.4.38 L-1.3.4.39 L-1.3.4.40 L-1.3.4.41 L-1.3.4.42 L-1.3.4.43 This table is constantly being expanded – not least because of your feedback and orders. A current list of www.sperling- available base plates can be found at audio.de . We cannot guarantee the completeness of the types of tone arms in the allocation table.
  • Page 34 _____________________________________________________ _______________________________________________...

  • Page 35: Notes

    _____________________________________________________ Notes Notes Notes Notes _______________________________________________...
  • Page 36 _____________________________________________________ Medientechnik Sperling Dipl. Ing. Ansgar Sperling Blumenstraße 10 59514 Welver Germany User’s Manual – L-3 Drive Unit Version 1.0 copyright Medientechnik Sperling Current: December 2014 _______________________________________________...
  • Page 37 _____________________________________________________ Errors and technical changes excepted! _______________________________________________...