ALLNIC AUDIO L-4000 Owner's Manual
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ALLNIC AUDIO L-4000 Owner's Manual

Line stage preamplifier
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ALLNIC AUDIO
L-4000 LINE STAGE PREAMPLIFIER
OWNER'S MANUAL

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Summary of Contents for ALLNIC AUDIO L-4000

  • Page 1 ALLNIC AUDIO L-4000 LINE STAGE PREAMPLIFIER OWNER’S MANUAL...
  • Page 2 L-4000 LINE STAGE PREAMPLIFIER Thank you for purchasing this Allnic Audio L-4000 Line Stage Preamplifier. We are certain your trust in Allnic Audio and Hammertone Audio, as well as your appreciation for the sound of this high-quality device, will be rewarded by its excellent operation for years to come.

  • Page 3: Table Of Contents

    TUBES ___________________________________________________________________ SPECIFICATIONS ___________________________________________________________________ WARRANTY ___________________________________________________________________ FIGURES Please read about SAFETY before you attempt to use the L-4000 Preamplifier - we care about our customers and the equipment, and we want you to enjoy this product for a long time!

  • Page 4: Introducing The L-4000 Line Stage Preamplifier

    Constant and low output impedance – One of the benefits of transformer coupling is that it facilitates  As are all Allnic Audio products, the L-4000 is fully constant low output impedance. Low output RoHS (EU Reduction of Hazardous Substances...

  • Page 5: What's In The Box

    L-4000 came in. It will be useful if you from time to time as you deem appropriate. sell your L-4000 or in the unlikely event you need to ship it for service. INITIAL SET-UP...

  • Page 6: Power Connection

    You will need a phono preamplifier DO NOT place the unit near a strong light or heat if you want to use a turntable with the L-4000. You can source. connect your phono preamplifier to any of the five ...

  • Page 7: Remote Control

    Any of the five numbered line source lights that power cord is installed and plugged into an AC receptacle, are depressed will illuminate. you are ready to turn on the power for your L-4000. Before you power up the L-4000, though, be sure you have: ...

  • Page 8: Tubes

    L-4000, any of its parts, or tubes or high for listening to CD’s. replacement tubes resulting from the user changing or attempting to change tubes.
  • Page 9  Tubes: E810F (or D3a) × 2 (gain stage, left and right channels – there are no equivalents to these tubes) 7233 (no equivalent) × 2 (Voltage Regulator) 6485 (similar to 6AH6, 6AH6WA, 6AH6S, CV2521) × 2 (Voltage Regulator)  Fuse: 2A 250V ...

  • Page 10: Warranty

    For the warranty to be valid, a defective product must be returned to Hammertone Audio for service prior to any unauthorized attempt to repair. Any repair work on an Allnic Audio product not specifically authorized by Hammertone Audio will void the warranty on the product.
  • Page 11 Figure 2 – L-4000 Rear Panel View Figure 3 – L-4000 Phase Switch Figure 4 – L-4000 Remote Control...
  • Page 12 Figure 5 – L-4000 Front Panel View Figure 6 – L-4000 Internal View...

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