PRESONUS BLUETUBE DP Manual Download | Manualshive

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1

Overview

1.1

Introduction

1.2

Features

2

Controls & Connections

2.1

Front Panel Basic Layout

2.2

Preamplifier Section

2.3

Back Panel Basic Layout

3

Operation

3.1

Dynamic Microphones

3.2

Phantom Powered Microphones

3.3

Instrument Input

3.4

Some Thoughts on Vacuum Tubes

4

Technical

4.1

Specifications

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Summary of Contents for BLUETUBE DP

Page 1: ...U S E R S M A N U A L 2004 PreSonus Audio Electronics Incorporated All rights reserved...

Page 2: ...cover claims for damage due to abuse neglect alteration or attempted repair by unauthorized personnel and is limited to failures arising during normal use that are due to defects in material or workma...

Page 3: ...ls Connections 2 1 Front Panel Basic Layout 2 2 Preamplifier Section 2 3 Back Panel Basic Layout 3 Operation 3 1 Dynamic Microphones 3 2 Phantom Powered Microphones 3 3 Instrument Input 3 4 Some Thoug...

Page 4: ...gear our valued customers We appreciate the support you have shown us through the purchase of this product Please pay close attention to how you connect your BLUETUBE DP to your system Improper groun...

Page 5: ...n close proximity to one another The polarity reversal switch also can compensate for different XLR connector hook ups where pin connections have been inverted 20dB Pad A 20dB pad is available on each...

Page 6: ...ube Drive potentiometer on each channel for controlling the amount of saturation produced by the 12AX7 vacuum tube Greater levels of tube saturation give the signal greater warmth and a richer sound T...

Page 7: ...ly which measure the input level VU stands for volume unit which is an average measurement of the input signal level This means that not all transients will be displayed by the VU meter Both preamp ch...

Page 8: ...hantom power 20dB Pad This provides 20 decibels of attenuation with the push of a button This is a very useful feature for rapidly reducing the level coming into the BLUETUBE DP and thus preventing th...

Page 9: ...d with lower Tube Drive settings This desirable effect is especially good for microphones and electric bass guitar resulting in a warmer rounder sound An overdriven signal can be achieved by significa...

Page 10: ...IN 2 High PIN 3 Low Cable Wiring Diagram for Input and Output XLR The Output XLR Connector is servo balanced and operates at 4dBu TIP High SLEEVE GND Cable Wiring Diagram for Input and Output TSPlug T...

Page 11: ...N E S Phantom powered microphones such as condenser microphones require external power for the microphone to operate These microphones typically have much higher output than dynamic microphones Use th...

Page 12: ...e tube is mounted in a transverse fashion and care should be taken to properly align the pins on the tube to the corresponding holes in the receptacle Make sure the tube is completely seated in the re...

Page 13: ...51 Ohms Output Impedance TRS Unbalanced 51 Ohms Panel Controls Tube Drive 0 100 Gain 0dB to 54dB Polarity Reversal 20dB Pad 80Hz Filter 48V Phantom Power Metering Backlit VU Meter 20dBu to 6dBu Power...

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