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Carver PM-100 User Manual

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Carver PM-100 Specifications

General IconGeneral
Power Output100 watts per channel (8 ohms)
Frequency Response20 Hz to 20 kHz
Input Impedance47k ohms
Gain26dB
Input Sensitivity1V

Summary

Introduction

About This Manual

Describes the manual's sections and notational conventions used within the text.

Notational Conventions

Explains specific conventions like Note, Caution, Warning, CAPITAL, Boldface, and Italic.

Special Features

Magnetic Field Amplifiers

Explains Carver's efficient, multiple-rail power amplifier design and its advantages.

Series and Parallel Bridging

Details the amplifier's bridging capabilities for series and parallel mono operation.

Direct 70V Output Capability

Describes the PM-100's ability to drive 70-volt distribution systems without a transformer.

Clipping Eliminator

Explains the feature that reduces input signal to prevent clipping and distortion.

Protection Circuitry

Details protective measures for the amplifier and loads, including LED indicators.

Front and Rear Panel Features

Front Panel

Describes controls, switches, jacks, and displays on the front panel, referencing Figure 1.

Rear Panel

Describes rear panel features including switches, inputs, outputs, and fuse, referencing Figure 2.

Installation

Line Voltage Conversion

Details the process for converting line voltage, requiring soldering and a technician.

Magnetic Flux Leakage Considerations

Provides recommendations on amplifier placement regarding magnetic flux leakage.

I/O Wiring

Explains input/output wiring options, including screw terminals, XLR, and phone jacks.

XLR Connector Polarity (Pin 2 vs Pin 3)

Discusses XLR connector wiring conventions and how the PM-100 is configured.

Output Connector Wiring

Details how to connect loudspeakers for stereo, parallel mono, and series mono operation.

Ground Lift Strap

Explains the function of the ground lift strap and how to use it to break ground loops.

Switch Settings

Details the rear panel switches for controlling operation modes like bridging.

Bridging Operation

Explains how to use the two switches for stereo, parallel mono, and series mono modes.

Clipping Eliminator

Describes the clipping eliminator switch and its effect on output distortion.

Using the PM-100

Provides tips and guidance for operating the PM-100 amplifier in a system.

Technical Information

Theory of Operation

Explains the fundamental principles behind the amplifier's design and functionality.

Low Level Circuitry

Details the circuitry responsible for handling low-level input signals.

Power Amplifier Circuitry

Describes the main power amplification stages of the PM-100.

Power Supply Circuitry

Explains the design and function of the amplifier's power supply.

Display Circuit

Details the amplifier's display system and its indicators.

Mode Switching Circuitry

Explains the circuitry involved in switching between different operational modes.

Schematic Diagram

Refers to the location of the amplifier's schematic diagram for technical reference.

Line Voltage Conversion

Provides detailed procedure for converting line voltage for different regions.

XLR connector polarity (Pin 2 vs Pin 3)

Further details on XLR connector polarity configuration options.

In Case of Difficulty

No lights, no sound

Troubleshooting steps for when the amplifier shows no power or audio output.

Low Output or No Output

Guidance for diagnosing and resolving issues with reduced or absent audio output.

Distortion

Troubleshooting steps for identifying and correcting audio distortion.

Protection LEDs Illuminated

Explains the meaning of illuminated protection LEDs and how to address them.

Warranty Information

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