Table Of Contents; Contents - Benchmark MPA1 Instruction Manual

Contents

Safety Information
Voltage Selection
Repairs
Fuses
Modifications
Contents
Overview
Features
Connections
Microphone Inputs (L and R)
Balanced XLR Outputs
Output Signal Levels
Driving Unbalanced Loads
AC Power Entry Connector
Fuse Holder
Preamp Section
Preamp Overview
Microphone Gain Controls
Input Topology
Two-Stage RF Filter and CMRR
Phantom Power Switches
Input Protection
Polarity Switch
40 Hz High-Pass Filters
LED Output Level Meters
HPA2™ Headphone Output
"0-Ohm" Output Impedance
Headphone Performance
Rack Mounting
System1™ Universal Rack Adapter
Blank Rack Panel
Mounting Near Other Equipment
Performance Graphs
Frequency Response
High-Pass Filter - Frequency Response
Inter-Channel Phase Response
THD+N vs. Frequency
Wideband THD+N vs. Frequency
Equivalent Input Noise vs. Gain
Noise Spectrum
THD Spectrum at 1 KHz
THD Spectrum at 10 KHz
2
Specifications
2
2 Microphone Preamps
2 Direct Outputs
2 HPA2™ Headphone Amplifier
LED Output Meters and Gain Indicators 24
3
AC Power Requirements
Dimensions
4
Weight
5
Regulatory Compliance
FCC Notice (U.S. Only)
6
RoHS Compliant Information
6
CE Certificate of Conformity
6
Warranty Information
7
7
Benchmark Extended Warranty
7
Calibration
7
+48V Adjustment
8
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