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6. Using the appropriate volume control on the front of the
SVL-2, adjust the volume of the speakers to the desired listen-
ing level.

7. You can turn off the speakers by turning the appropriate
volume control on the SVL-2 fully counter-clockwise, or by
pressing the ON/OFF button.

Playing Two Pairs of Speakers Simultaneously

1. Make sure the amplifier or receiver power is OFF and set
the volume to minimum.

2. On the right side of the SVL-2's front panel is a button
labeled PROTECTION. This button activates the SVL-2's imped-
ance correction circuitry. The circuitry assures that your receiv-
er or amplifier will see a safe operating load when playing two
pairs of speaker simultaneously. Since most receivers and
amplifiers are not rated for use below a 4 ohm load, you will
need to activate the PROTECTION button whenever the over-
all system impedance might fall below 4 ohms. Use the follow-
ing chart as a guide for setting the PROTECTION button.

When playing the following speakers:

1 or 2 pair of 8-ohm speakers

1 pair of 4-ohm speakers

2 or more pairs of 4-ohm speakers

Any combination of 4 and 8 ohm speakers

The Protection button should be:

OFF
OFF

ON
ON

Set the PROTECTION button to the correct position using the chart shown above.

11

Summary of Contents for SVL-2

Page 1: ...SVL 2 I N S T A L L A T I O N O P E R A T I O N G U I D E NILES M O D E L SVL 2 SPEAKER SELECTION VOLUME CONTROL SYSTEM SVL 2...

Page 2: ...SVL 2 is individually controlling speaker ON OFF and volume adjustment for two pairs of speakers one pair in the room with the main stereo system and another pair at a remote location The SVL 2 adjus...

Page 3: ...ua tion instead of the usual 20 or 30 dB POP FREE switching between all steps Pre printed Room Labels are included for easy identification of speaker ON OFF buttons Isolated right and left channel gro...

Page 4: ...Match the width of 17 components by combining with another Niles 1 2 width product May be used with 4 6 or 8 ohm speaker systems Ideal for both home and commercial sound installations Only a wire stri...

Page 5: ...plifier Impedance Load As more pairs of speakers are parallel connected to a receiver or amplifier the overall system impedance becomes lower For example if two pairs of 8 ohm speakers are connected i...

Page 6: ...running speaker wires inside walls most states and municipalities in the U S specify that you must use a special type of speaker wire Usually the requirement is that the wire has a specific CL fire ra...

Page 7: ...be sure to always have at least one pair of speakers switched on at all times An alternative is to permanently connect a 150 ohm 5 watt resistor across the tube amplifier s output in parallel with the...

Page 8: ...Corporation Inc Miami Florida USA NILES 12 position volume control provides greater attenuation than conventional 10 position designs Recessed areas for custom room labels Attractive low profile desig...

Page 9: ...abel the wires for future reference See Figure 2 8 S P E A K E R S E L E C T I O N V O L U M E C O N T R O L S Y S T E M Figure 2 Wiring Diagram TUNER 94 9 15 SPEAKER 2 SPEAKER 1 L R AMPLIFIER L R L R...

Page 10: ...er phasing is observed connect the positive terminals on the SVL 2 to the positive terminals on the amplifier and speakers and the negative terminals on the SVL 2 to the negative terminals on the ampl...

Page 11: ...sponds to the speaker pair you wish to play Set it to the ON position 4 Turn on the amplifier or receiver and select as source such as the tuner or CD player 5 Slowly turn up the amplifier or receiver...

Page 12: ...his button activates the SVL 2 s imped ance correction circuitry The circuitry assures that your receiv er or amplifier will see a safe operating load when playing two pairs of speaker simultaneously...

Page 13: ...eached the limit of your amplifier s volume capability and should quickly reduce the volume to avoid damaging your speakers 7 Using the appropriate volume controls on the front of the SVL 2 adjust the...

Page 14: ...lume level of the speakers may vary from room to room This is caused by several factors Two lesser factors are the size of the speaker and its efficiency The largest factor is the physical size of the...

Page 15: ...00 watts channel continuous music power Frequency Response 1 2 dB from 20 Hz to 20 kHz Mounting Table top component Wiring Requirements Individual runs of 2 conductor speaker wire Connectors accommoda...

Page 16: ...0185 NILES 1999 Niles Audio Corporation All rights reserved Because Niles constantly strives to improve the quality of its products Niles reserves the right to change product specifications without n...

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