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INFINITY CLASSIA PSW310W (120V)

Table of Contents

ii

Important Safety Precautions

1

Unpacking the Subwoofer

1

Placement

2

Controls and Connections

3

System Connections

4

Operation

5

Room Adaptive Bass Optimization System (R.A.B.O.S.)

6

Contents of the R.A.B.O.S.Test CD

6

The R.A.B.O.S. Sound-Level Meter (RSLM)

6

RSLM Placement

7

Initial System-Level Setting

7

Setting the Subwoofer Test Level

7

Performing Low-Frequency Measurements

9

What Does a Parametric Equalizer Do?

9

Completing the R.A.B.O.S. Measurement Template

10

Using the Width Selector

11

Level

11

What You Measure, What to Do

14

Adjusting the R.A.B.O.S. Equalizer

15

Final System Balance

16

Maintenance and Service

17

R.A.B.O.S. Measurement Templates

19

Specifications

I

NFINITY

C

LASSIA

™

PSW310W O

WNER

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S

G

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iii

Summary of Contents for CLASSIA PSW310W

Page 1: ...INFINITY CLASSIA CoMPACT POWERED SUBWOOFER OWNER S GUIDE PSW310W 120V ...

Page 2: ...e with the manufacturer s instructions 8 Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 9 Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the ...

Page 3: ...Sound Level Meter RSLM 6 RSLM Placement 7 Initial System Level Setting 7 Setting the Subwoofer Test Level 7 Performing Low Frequency Measurements 9 What Does a Parametric Equalizer Do 9 Completing the R A B O S Measurement Template 10 Using the Width Selector 11 Level 11 What You Measure What to Do 14 Adjusting the R A B O S Equalizer 15 Final System Balance 16 Maintenance and Service 17 R A B O S...

Page 4: ...e left and right speakers is also of critical importance because it is essential that the subwoofer integrate smoothly with the entire system Setting the subwoofer s volume level too high will result in an overpowering boomy bass Setting the volume level too low will negate the benefits of the subwoofer Here are several additional facts on installation that may prove useful It is generally believe...

Page 5: ...cator LED Low Pass Selector ID Code Selector Crossover Adjustment Control Subwoofer Level Volume Control ª Phase Switch Wireless Antenna Room Adaptive Bass Optimization Controls see page 5 A R A B O S Selector R A B O S Center Frequency Adjustment C R A B O S Bandwidth Adjustment D R A B O S Level Adjustment Transmitter C D ª Sub In ID CODE DC18V 1 2 3 4 E F G H INFINITY CLASSIA PSW310W 120V E Tra...

Page 6: ...a low frequency effects LFE or subwoofer output NOTE If your receiver processor has only one sub out you may use either the L or R input WIRED Connecting the Subwoofer for Wireless Applications Step 1 Connect a subwoofer cable from the subwoofer or LFE output of your receiver to the Sub In H on the transmitter Step 2 Plug the transmitter module into the wall outlet and connect the included power s...

Page 7: ... and other sources of interference Please consult your Infinity dealer or distributor or visit www infinitysystems com for further information or assistance OPERATION Power On Connect your signal source such as an A V receiver or preamplifier to the transmitter if using wireless connection or to the subwoofer if using wired connection Two single RCA cords are provided While you would ordinarily us...

Page 8: ...Usually the practical constraints of a living space and the impracticality of massive acoustical treatment mean that equalization is the only practical solution Professional sound engineers routinely employ sophisticated measurement systems and equalizers to optimize speakers to the installation This has never been practical for the home audiophile This is why R A B O S technology was created It e...

Page 9: ...cally designed for the Infinity R A B O S system On the face of the instrument is a light emitting diode LED bar graph that indicates relative sound level There are also indicators for power on out of range signals and a low battery Track Title 1 Welcome 2 Set System Test Level 3 Set Subwoofer Test Level 4 100Hz Test 5 95Hz Test 6 90Hz Test 7 85Hz Test 8 80Hz Test 9 77Hz Test 10 72Hz Test 11 66Hz ...

Page 10: ...ontinuously steps through all subwoofer test tones for approximately one minute Each tone will play just long enough for the RSLM to give a stable reading To get accurate measurements it is necessary to play the subwoofer quite loud The 0dB indication is about 94dB At this level frequencies below 100Hz can cause doors windows furnishings and other objects in the room to vibrate This frequently res...

Page 11: ... of 100Hz X axis and 2dB Y axis Place a dot at that point See Figure 7 It takes a few seconds for the RSLM reading to stabilize especially at very low frequencies Don t rush Give each test adequate time for the meter to stabilize At the bottom of the bar graph is a green On LED This LED is illuminated whenever the sound level is below the measuring range of the RSLM If this occurs during a test pl...

Page 12: ... that follow Completing the R A B O S MeasurementTemplate Along the bottom of the R A B O S Measurement Template are three fields where you will enter the equalizer settings needed to complete system optimization These instructions are based on the example in Figure 11 Use this tutorial to become familiar with the process Strategies for several other test results will be presented later After you ...

Page 13: ... of the pie slice becomes narrower and wider respectively The pointers on the sides of the button point to the bandwidth that corresponds to the width of the slice Place the Width Selector over the R A B O S Measurement Template positioning the center rivet of the Selector over the response peak as shown in Figure 13 Be sure to align the horizontal lines of the Width Selector with those of the R A...

Page 14: ...ay not be the best method in all cases The next section contains several other examples What You Measure What to Do As stated earlier it is not possible to anticipate the effect of every possible listening environment However most residential sound rooms share many characteristics and their dimensions fall into a range that make some response irregularities far more likely than others On the follo...

Page 15: ...lation will indicate a 8dB setting However this peak does not reach the 0dB level as the lower peak does Therefore a 8dB setting would be excessive The 52Hz peak stops at 2dB Subtracting 2 from 8 yields the correct setting 6dB Enter 6 in the Level field Skip to the Adjusting the R A B O S Equalizer section on page 14 Example 3 Peak Adjacent to a Dip Response dips can occur at any frequency sometim...

Page 16: ...data to the examples given in this section of the manual Follow the instructions for the example that most closely matches your new measurement Example 4 Narrow Response Although it looks as though this system is quite bass deficient this is actually indicative of a single very narrow peak in excess of 10dB high Apply the Width Selector as described above Align the center line of the Selector over...

Page 17: ...ntil finished Connect the dots Your second measurement will no longer exhibit the deep response dips However the peak will still be evident Without the influence of the response dips the amplitude and center of the peak may have changed 4 Interpret the new data Compare your new data to the examples given in this section of the manual Follow the instructions for the example that most closely matche...

Page 18: ...nd there is no frequency announcement If you are uncomfortable operating at this pace you may of course perform measure ments with the original test tracks Your first interpretation of the data and choice of settings may not be optimum You can repeat the test adjust test cycle as often as needed to get the desired results To do this return to page 7 Setting the Subwoofer Test Level You may prefer ...

Page 19: ...erly made and clean If a problem exists in one loudspeaker reverse the connection wires to the left and right system If the problem remains in the same speaker then the fault is with the loudspeaker If the problem appears in the opposite speaker the cause is in another component or cable In the event that your subwoofer ever needs service contact your local Infinity dealer or distributor or visit ...

Page 20: ...Frequency Width Frequency Width Hz dB Hz dB INFINITY CLASSIA PSW310W 120V 17 ...

Page 21: ...INFINITY CLASSIA PSW310W 120V Frequency Width Frequency Width Hz dB Hz dB 18 ...

Page 22: ...s Subwoofer Dimensions H x W x D 17 1 2 x 14 x 16 3 4 445mm x 356mm x 426mm Subwoofer Weight 49 8 lb 22 6kg Transmitter Dimensions 3 3 4 x 4 7 8 x 3 15 16 95mm x 124mm x 100mm Transmitter Weight 0 5 lb 0 2kg The peak dynamic power is measured by recording the highest center to peak voltage measured across the output of a resistive load equal to minimum impedance of the transducer using a 50Hz sine...

Page 23: ...NOTES ...

Page 24: ...nal Industries Incorporated registered in the United States and or other countries Infinity Classia Room Adaptive Bass Optimization System and R A B O S are trademarks of Harman International Industries Incorporated Dolby is a registered trademark of Dolby Laboratories DTS is a registered trademark of DTS Inc Part No 406 000 05338 E 6 08 2008 Harman International Industries Incorporated All rights...

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