Niles-audio HDL-4 Manuel d'utilisateur

HDL-4INSTALLATION & OPERATION GUIDEMODELHDL-4HIGH DEFINITION SPEAKER SELECTION SYSTEMHDL-4

9HIGHDEFINITIONSPEAKERSELECTIONSYSTEMInstallation1. Select a convenient mounting location for the HDL-4.2. Run all the necessary wiring to the HDL-4.

3. Make the connections to the HDL-4. The amplifier/speakerconnectors on the HDL-4 are removable. If you wish, youmay remove the HDL-4's connecto

11HIGHDEFINITIONSPEAKERSELECTIONSYSTEMOperationThere are two ways to use the HDL-4. You may play one pairof speakers at a time, or play multiple pairs

12HIGHDEFINITIONSPEAKERSELECTIONSYSTEMPlaying Two or More Speaker Pairs Simultaneously1. Make sure the amplifier or receiver power is OFF and setthe v

4. Turn on the amplifier or receiver and select a source, suchas the tuner or CD player.5. Slowly turn up the amplifier or receiver volume and set itt

14HIGHDEFINITIONSPEAKERSELECTIONSYSTEMBalancing Speaker VolumeThe volume control on your receiver or amplifier serves as the"master" volume

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IntroductionThe HDL-4 allows you to connect up to four pairs of speakersto your stereo receiver or amplifier and play any one pair, anycombination of

Features and BenefitsThe HDL-4 offers a number of improvements over otherspeaker selectors:● High power handling capability of 250 watts/channelcontin

● Two-piece removable connectors greatly simplify installa-tion and hookup. All wiring can be attached directly to theconnectors before installing the

Installation ConsiderationsHDL-4 Power HandlingThe HDL-4 is designed for use with a receiver or amplifierhaving a maximum power output of 250 watts pe

The actual impedance load the HDL-4 presents to yourreceiver or amplifier will vary, depending on how manyspeaker pairs are playing, and the impedance

Avoiding InterferenceSpeaker wires can act as an "antenna" for electrical noise.Locating speaker wires too close to a light dimmer or switch

7HIGHDEFINITIONSPEAKERSELECTIONSYSTEMFigure1Using a Tube AmplifierTube AmplifierNiles HDL-4150150AMPLIFIERL+ L- R- R+ L+ L- R- R+ L+ L- R- R+ L+ L- R-

8HIGHDEFINITIONSPEAKERSELECTIONSYSTEMAMPLIFIERL+ L- R- R+ L+ L- R- R+ L+ L- R- R+ L+ L- R- R+ L+ L- R- R+SPEAKER 4 SPEAKER 3 SPEAKER 2 SPEAKER 1CONSTA