ART MPA Gold™ Microphone Preamplifier
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TABLE OF CONTENTS
Introduction ............................................................................................ 3
Introduction .......................................................................................... 3
Features ............................................................................................... 3
Front Panel Controls ...............................................................................4
Input Gain Control................................................................................ 4
Input Impedance Control ..................................................................... 5
Analog Output Control ......................................................................... 5
HPF Control ........................................................................................ 5
Gain Switch.......................................................................................... 5
Phantom Switch ...................................................................................6
Phase Switch ...................................................................................... 6
Plate Voltage Switch ............................................................................ 6
Meter Switch ........................................................................................ 7
Tube Warmth Meter ............................................................................. 7
Front Panel Connections.........................................................................8
Instrument Inputs ................................................................................. 8
Rear Panel Connections ......................................................................... 8
Balanced Inputs ................................................................................... 8
Balanced Outputs ............................................................................... 8
Signal Path ...............................................................................................9
Signal Path Flow Diagram ....................................................................9
Signal Path Flow.................................................................................10
Operating Instructions ......................................................................... 10
Obtaining the best noise performance ............................................... 10
Adjusting the input impedance........................................................... 10
Setting the tube plate voltage ............................................................ 11
Warranty Information ........................................................................... 12
Service .................................................................................................. 12
Specifications ....................................................................................... 13
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