SMART CIRCLE SURROUND 3X Manual Download Page 7

7

MULTI-CHANNEL MATRIX DECODER
This product can also be used as a complete multi-channel matrix decoder for
use with a standard 2-channel audio source such as a Hi-Fi Stereo VCR, LaserDisc
or DVD player. Using the product in this way requires that you have a proces-
sor or control center with multi-channel analog inputs. Of course, it cannot be
used in this manner and simultaneously as a surround adaptor for digital
soundtracks.

The LS and RS inputs become the Left and Right inputs. These would be con-
nected to the Left and Right outputs of the 2-channel source.

The LS and RS outputs become the Left and Right outputs. The CS output be-
comes the Center output. The SP1 and SP2 outputs become the Left Surround
and Right Surround outputs. The SW output is still the Subwoofer output.

The Circle Surround matrix delivers outstanding results compared to other matrix
types used in the home cinema market.

The CS-3X, Jr. does not have a built-in time delay for the surround channels.
But in many home environments, there is not always a need for a time delay
due to the size of the listening room.

Also, some matrices are better than others at keeping the front channel mate-
rial out of the surround channels, and the Circle Surround matrix is quite good
in this respect. One of the reasons for time delay in the professional cinemas is
that dialog sometimes leaks into the surround channels and causes a very an-
noying echo effect. Time delay is used to mask this problem. If the matrix is
good at keeping dialog out of the surround channels, then time delay is not as
big an issue for the home environment with the smaller listening space.

Summary of Contents for CIRCLE SURROUND 3X

Page 1: ...ll speakers and the directionality is greatly enhanced A CENTER FILL level control lets you easily balance the rear wall speakers against the Left Surround and Right Surround speakers You can easily select between the CS 3X mode and the regular LS RS mode with the push of a button Built in pink noise lets you easily set the surround channel levels and if you have equalizers installed the pink nois...

Page 2: ... or damp places 6 The product should only be operated from a power source of the type indicated on the power pack and on the product Failure to do so could damage the equipment void the warranty and present a potentially dangerous situation 7 Do not attempt to service this product yourself Opening this product may expose you to dangerous voltage or other hazards 8 If service is required only autho...

Page 3: ...ost questions can be answered by reading and following the in structions contained herein Because of the multitude of products from other manu facturers this manual cannot possibly cover all the different configurations and hookups Please consult with your Home Cinema Dealer for any unusual situa tions involving the connection and use of this product with equipment from other manufacturers When pr...

Page 4: ...s POWER Connect the power pack plug into the POWER jack Make sure it is fully seated Use ONLY the power pack supplied Do not substitute as damage could occur LINE LEVEL SOURCE If you are using the line level surround outputs from your processor disconnect them from your existing surround channel amplifiers and connect them to the RCA jacks marked LS IN and RS IN Push the SOURCE pushbutton to the L...

Page 5: ...N Then to send the noise to a particu lar channel push down the DIP switch corresponding to the desired channel Be sure to push all the Pink Noise DIP switches back up when you are finished with the pink noise There are six OUTPUT LEVEL trimpots which are used to adjust the output levels if needed to balance the levels between the various surround channels In most cases these can be left at the fa...

Page 6: ...ks This format can also be used when playing a digital soundtrack if the resulting sound with the CS rear wall speakers playing is not as you desire In the LS RS format only the Left and Right Surround speakers are active The ON OFF pushbutton does not actually turn off power to the unit but instead bypasses the LS and RS inputs directly to the LS and RS outputs This pushbutton would only be place...

Page 7: ...d Right Surround outputs The SW output is still the Subwoofer output The Circle Surround matrix delivers outstanding results compared to other matrix types used in the home cinema market The CS 3X Jr does not have a built in time delay for the surround channels But in many home environments there is not always a need for a time delay due to the size of the listening room Also some matrices are bet...

Page 8: ...y UL Approved Wall Plug Power Pack 120 VAC 60 Hz Input 15 VAC 320 mA Ouput Weight and Dimensions 3 5 lbs 8 6 W x 2 00 H x 6 25 D LIMITED WARRANTY SMART products and accessories are warranted against malfunction or failure due to defects in workmanship or materials for a period of one year from the date of shipment If a problem occurs during the warranty period the unit will be repaired without cha...

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