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Parasound 275 User Manual

Parasound 275
16 pages
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Model 275
Two Channel Power Amplier
OWNER’S GUIDE
Model 275
Two Channel Amplifier
A B
Power
M o d e l 2 7 5 T w o C h a n n e l A m p l i f i e r
Protect Hi Temp
L
R

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Parasound 275 Specifications

General IconGeneral
Input Impedance47 k Ohms
RMS Power per Channel90 watts per channel into 8 ohms
Signal to Noise Ratio> 110 dB
Input Sensitivity1 V
Frequency Response10Hz - 100kHz (+0/-3dB)

Summary

Important Safety Instructions

General Safety Precautions

Essential safety guidelines for operating and maintaining the Parasound Model 275 amplifier, covering handling, environment, and maintenance.

AC Voltage, Installation and Rack Mounting

Installation and Ventilation Guidelines

Recommendations for optimal placement, airflow, and preventing overheating during installation.

Rear Panel Connections and Controls

High Pass Filter Switch

Details on using the High Pass filter to tailor speaker frequency response and improve sound quality.

Bridging Switch: Stereo - Mono

How to configure the bridging switch for stereo or mono operation and its effect on power output.

Mono Input and Speaker Connections

Step-by-step guide for connecting speakers in bridged mono mode, including specific terminal usage.

Automatic Turn On and Off

Configuring the amplifier's automatic turn-on features via 12V trigger or audio signal detection.

Front Panel Buttons and Display

Problems and Remedies

Troubleshooting Common Issues

Solutions for common problems like no sound, background hum, and overheating.

Specifications

Technical Specifications

Detailed technical data including power output, frequency response, dimensions, and input requirements.

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