Niles Audio TVA50 manual Features and Benefits

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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

FEATURES AND BENEFITS

Compact Size - Allows installation on cabinet shelves, side walls or back panels.

RCA Line In Jacks - Two gold plated RCA jacks for line level audio input from local device.

4 Pin Screwless Speaker Connectors

Efficient Digital Technology - TVA50 incorporates digital amplifier technology to deliver high output from a small footprint.

Current Sense - The current sensing circuit provides reliable switching between the whole house and the local source.

Trigger In - The presence of 3-30VAC/DC at the TRIGGER IN terminal switches the TVA50 to the local source.

12VDC Trigger Out - Any time the TVA50 is switched to local source, a 12VDC 200mA trigger voltage is emitted and can be used to control other devices.

Volume Control - Adjusts the TVA50 amplifier output level.

Multiple Speaker Pairs - The TVA50 allows automated switch- ing of either one or two pairs of speakers.

4 ohm Capability - The TVA50 is designed to remain stable with a 4 ohm load.

DC, Short Circuit and Overload Protection - An automatic protection circuit safeguards TVA50.

2 Year Warranty - Two year parts and labor warranty.

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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 Power Requirement Type of Speaker WireLocation Type of Audio CableFixed/Variable Line Level Outputs Using Volume ControlsSpeakers Adjusting Current Sensitivity Preparing for InstallationTVA50 Power/Active LED Installation Mounting the TVA50 Connect Speakers Connect Whole-House SystemConnect Local Source Current Sensing Source SwitchingVolume Calibration Page Using In-Wall Volume Controls 12V Trigger Out and a TV lift Example 2 In-Wall Volume Control With a Fixed Output Device12V Trigger Out Page TVA50 will not activate Current Sense Mode TVA50 will not power upTVA50 will not activate 12V Trigger Mode No audio output a pair/B pair whole-house/nonswitched modeSpecifications Page Page Niles Audio Corporation