Niles Audio SI-275 manual Specifications, c ificeations Sp

Models: SI-275

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Design Principle

Linear voltage/current amplification.

Continuous Average Power Output

75 watts per channel RMS at 8 ohms, both channels driven 120 watts per channel RMS at 4 ohms, both channels driven

Input Impedance

Approximately 15K ohms

Input Sensitivity

.920V for 8 ohm rated power

.810V for 4 ohm rated power

Overall Voltage Gain 28.5 dB

Frequency Response

Bandwidth from 10 Hz to 70 kHz (-1 dB)

Signal to Noise Ratio

> 115 dB, A-weighted

Total Harmonic Distortion 8 ohms

.02% THD from 20 Hz to 10 kHz @ full rated power

4 ohms

.02% THD from 20 Hz to 10 kHz @ full rated power

Overall Dimensions

17” wide 4” high (including feet) 13-1/8” deep

Weight

21 lbs

Image 19

Contents

Systems Integration Amplifier Congratulations Table of contentsSI-275 Introductionction Introdu Systems Integration Stereo Power AmplifierTransparent Sound Features and BenefitsFeatures and Benefits Real World PowerControl Output Status Display for TroubleshootingTurn-OnModes Automatic ProtectionInstallation Considerations Installation ConsiderationsPlacement Turn-OnModes Installation ConsiderationsInstallation Considerations Multiple Speaker LoadsTECH TIP Cable and WireInstallation Considerations Front and Rear Panel Details Binding posts for speaker connections power cordNOTE AC receptacle must be easily accessible Front and Rear Panel DetailsControl Output InstallationInstallation Setting the Turn-OnMode SwitchInstallation Speaker Wire ConnectionsSTEP DESCRIPTION Line Level Audio Input InstallationCascade Audio Outputs STEP AC Power PlugInstallation for a power amplifierCleaning and Maintenance Power SwitchPower LED Level Adjustment ScrewsPossible Causes and Test Procedure TroubleShooting GuideShootingTrouble Guide SymptomPossible Causes and Test Procedure TroubleShooting Guide continuedtroubleshooting guide Symptomc ificeations Sp SpecificationsNiles Audio Corporation