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Manual Presonus Audio electronic Single-Channel Tube

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  • Presonus Audio electronic Single-Channel Tube - page 1

    Copyright © 2001, PreSonus Audio Electronics, Inc. ALL RIGHTS RESERVED DigiTUBE Single-Channel T ube Mic-Preamplier with S/PDIF Output USER ’S MANUAL 1.1 ...

  • Presonus Audio electronic Single-Channel Tube - page 2

    1 Overview .................................................................................. 1 1.1 Introduction ............................................................................... 1 1.2 F eatures .................................................................................... 2 2 Controls & Operation ........................... ...

  • Presonus Audio electronic Single-Channel Tube - page 3

    1 OVERVIEW 1 1.1 INTRODUCTION Thank you for purchasing the PreSonus DigiTUBE Single-Channel T ube Mic- Preamplier with S/PDIF Output. This preamp was designed using state of the art components to deliver crystal clear audio for an indenate period of time. W e believe the DigiTUBE to be an ex ceptional sounding unit and an exceptional value. P ...

  • Presonus Audio electronic Single-Channel Tube - page 4

    1 OVERVIEW 2 1.2 FEATURES The following is a summary of your DigiTUBE’ s features: Dual Servo Gain Stage Y our DigiTUBE contains a dual servo gain stage (no capacitors). This design provides ultra low noise performance and wide dynamic control. The DigiTUBE can boost the desirable signal without increasing unw anted background noise. Mic/Instrume ...

  • Presonus Audio electronic Single-Channel Tube - page 5

    3 OVERVIEW 1 Drive The DigiTUBE is provided with a DRIVE potentiometer for controlling the amount of signal routed through the 12AX7 vacuum tube. This feature lets y ou control how much saturation of the signal occurs. Greater lev els of tube saturation give the signal greater warmth and a richer sound. This feature works equally well on mics and i ...

  • Presonus Audio electronic Single-Channel Tube - page 6

    4 2 CONTROLS & OPERATION 2.1 FRONT PANEL The front panel of the DigiTUBE contains: GAIN (dB) LOW MID HIGH EQ IN MIC/INSTRUMENT LINE POWER -42 -36 -30 -24 -18 -12 -6 -3 0 3 6 9 12 15 18 24 OUTPUT LEVEL (dBu) 2k 900 5k 120 30 1k 0 -12 +12 5k 3k 15k 0 -12 +12 DRIVE TUBE PREAMP EQUALIZER 24 3 48 5 0 10 80Hz 48V PAD/ LINE -12 +12 0 FREQ LEVEL The fr ...

  • Presonus Audio electronic Single-Channel Tube - page 7

    Gain This control is used to determine the amount that a signal being processed by the pre-amplier is increased in level at output. Dynamic mics and instruments without pre-amps may require more gain than con- denser mics and instruments that have a built -in pre-amp (care should be taken with instruments ha ving their own built-in pre-amp not t ...

  • Presonus Audio electronic Single-Channel Tube - page 8

    6 2 CONTROLS & OPERATION Low The LOW control is a dual concentric potentiometer with the outer ring allowing the selected frequency to be boost or cut by as much as twelve decibels. The straight up , twelve o’clock, position is labeled zero (0). When the outer control knob is in this position, no effect is exerted on the signal, regardless of ...

  • Presonus Audio electronic Single-Channel Tube - page 9

    CONTROLS & OPERATION 2 7 Mid The dual concentric potentiometer labeled MID controls the frequencies from 900Hz to 5kHz. The outer ring provides boost or cut at the frequency selected by the inner knob by plus or minus twelve decibels with the straight -up noon position equal to zero or no boost or cut. The inner control knob begins at 900Hz in ...

  • Presonus Audio electronic Single-Channel Tube - page 10

    8 2 CONTROLS & OPERATION -42 -36 -30 -24 -18 -12 -6 -3 0 3 6 9 12 15 18 24 OUTPUT LEVEL (dBu) Metering The DigiTUBE has a 16 step LED meter to observe output level. The meter begins at -42dbu and goes to +24dbu (clip). A red LED is also provided on the front panel to indicate when the unit has power and is ready for operation. ...

  • Presonus Audio electronic Single-Channel Tube - page 11

    CONTROLS & OPERATION 2 9 The back panel of the DigiTUBE is divided into a digital and an analog section. 2.2.1 DIGITAL SECTION S/PDIF Digital Output (RCA) External Clock Input (BNC) Clock switch (44.1k and 48k) Sync switch (Internal and External) 2.2.2 ANALOG SECTION TRS Insert The ” TRS Insert connector operates at line lev el. DIGITUBE C ...

  • Presonus Audio electronic Single-Channel Tube - page 12

    2 CONTROLS & OPERATION 10 2.3 VACUUM TUBES The DigiTUBE comes supplied with a 12AX7 vacuum tube that pro vides excel- lent performance characteristics. W e encourage owners of the DigiTUBE to try different brands of 12AX7 v acuum tubes to investigate the various performance possibilities they might provide. 2.3.1 REPLACING THE VACUUM TUBE 1. Di ...

  • Presonus Audio electronic Single-Channel Tube - page 13

    CONTROLS & OPERATION 2 11 ...

  • Presonus Audio electronic Single-Channel Tube - page 14

    12 4 TECHNICAL SPECIFICATIONS Number of Channels ............................................................................ One Performance THD + Noise (Unweighted) ......................................................0.05% @ 0dB T ube Drive ..............................................................................10% @ 30dB Noise Floor .... ...

  • Presonus Audio electronic Single-Channel Tube - page 15

    13 TECHNICAL SPECIFICATIONS 4 Power Supply T ype ..................................................................................... Linear Supply Input ................................................................................ 18 VAC/1000mA Power ..........................................................................................15 W ...

  • Presonus Audio electronic Single-Channel Tube - page 16

    14 5 PRESONUS LIMITED WARRANTY IN THE UNITED STATES PreSonus Audio Electronics Inc. warr ants this product to be free of defects in material and workmanship for a period of one year from the date of original retail purchase. This warranty is enforceable only b y the original retail purchaser . T o be protected by this warranty , the purchaser must ...

  • Presonus Audio electronic Single-Channel Tube - page 17

    15 PRESONUS LIMITED WARRANTY 5 OUTSIDE OF THE UNITED STATES PreSonus Audio Electronics products are warr anted only in the country where originally purchased, through the authorized PreSonus distributor in the country of original purchase, against defects in material and workmanship. The specic period of this limited warr anty shall be that whic ...

Manufacturer Presonus Audio electronic Category Stereo Amplifier

Documents that we receive from a manufacturer of a Presonus Audio electronic Single-Channel Tube can be divided into several groups. They are, among others:
- Presonus Audio electronic technical drawings
- Single-Channel Tube manuals
- Presonus Audio electronic product data sheets
- information booklets
- or energy labels Presonus Audio electronic Single-Channel Tube
All of them are important, but the most important information from the point of view of use of the device are in the user manual Presonus Audio electronic Single-Channel Tube.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Presonus Audio electronic Single-Channel Tube, service manual, brief instructions and user manuals Presonus Audio electronic Single-Channel Tube. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Presonus Audio electronic Single-Channel Tube.

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A complete manual for the device Presonus Audio electronic Single-Channel Tube, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Presonus Audio electronic Single-Channel Tube by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Presonus Audio electronic Single-Channel Tube.

A complete Presonus Audio electronic manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Presonus Audio electronic Single-Channel Tube - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Presonus Audio electronic Single-Channel Tube, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Presonus Audio electronic Single-Channel Tube, that we can find in the current document
3. Tips how to use the basic functions of the device Presonus Audio electronic Single-Channel Tube - which should help us in our first steps of using Presonus Audio electronic Single-Channel Tube
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Presonus Audio electronic Single-Channel Tube
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Presonus Audio electronic Single-Channel Tube in a specific country, if it was not possible to solve the problem on our own.

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