Niles Audio TVA50 manual Introduction

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S T E R E O A M P L I F I E R / A U T O M A T E D S W I T C H E R

INTRODUCTION

A common challenge in designing whole-house audio/video distribution systems is allowing a local source, such as audio from a bedroom TV, to play through the main system speakers in that room. The TVA50 is the perfect solution. When activated, by either current sensing or a voltage trigger the TVA50 interrupts the main system’s speaker level signal, and switches to the local source. When the device (TV) is turned OFF, the speakers are switched back to the main system’s audio program.

The TVA50 delivers the quality of audio amplification needed to match the high performance amplifiers used in whole-house systems. The TVA50 is also the perfect companion for added flexibility in whole-house systems using Niles SI Series Multi- Channel Amplifiers, or ZR Series Multi-Zone Receivers.

Whatever the application, switching to a local TV, computer, portable CD or MP3 player, the TVA50 is the clear choice of professional installers who need solid, reliable performance from an automated switching amplifier.

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Contents TVA50 TVA50 Page Introduction Features and Benefits TVA50 Parts Guide Page TV current sense with one speaker pair To Current Sensing Outlet 12VDC Bottom of the unit with measurements for wall mounting Type of Speaker Wire Power RequirementLocation Type of Audio CableSpeakers Using Volume ControlsFixed/Variable Line Level Outputs Preparing for Installation Adjusting Current SensitivityTVA50 Power/Active LED Installation Mounting the TVA50 Connect Whole-House System Connect SpeakersConnect Local Source Volume Calibration Source SwitchingCurrent Sensing Page Using In-Wall Volume Controls 12V Trigger Out Example 2 In-Wall Volume Control With a Fixed Output Device12V Trigger Out and a TV lift Page TVA50 will not power up TVA50 will not activate Current Sense ModeTVA50 will not activate 12V Trigger Mode No audio output a pair/B pair whole-house/nonswitched modeSpecifications Page Page Niles Audio Corporation