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Ayre QA-9

Owner’s Manual

Analog-to-Digital Converter

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Summary of Contents for QA-9

Page 1: ...Ayre QA 9 Owner s Manual Analog to Digital Converter...

Page 2: ......

Page 3: ...ts Welcome to Ayre 2 Overview and Introduction 3 Connections and Installation 4 Optimization and Customization 8 Controls and Operation 11 Numbers and Specifications 14 Statement of Warranty 16 A Plac...

Page 4: ...relaxed quality will draw you into the music time and time again This degree of performance has been implemented using the highest levels of workmanship and materials You can be assured that the Ayre...

Page 5: ...andard version include both USB and AES EBU digital outputs and will meet the requirements of virtually all users The Pro version adds both DSD and word clock outputs for simplified use in a professio...

Page 6: ...r single ended analog sources USB Output Connection via the USB output simplifies operation as many of the converter settings can be adjusted with your computer s software The USB output uses the squa...

Page 7: ...balanced to single ended digital adapters if your system does not accept a balanced XLR digital connection When the USB output is active the AES EBU output is disabled DSD Output QA 9 Pro only The Ayr...

Page 8: ...nce filtering is built into the QA 9 A D in some situations an AC power line filter such as those offered by Ayre may provide additional sonic benefits As virtually all computers use switch mode power...

Page 9: ...with archiving software such as Vinyl Studio Apple and Windows Pure Vinyl Apple or Amarra Apple Creating new digital music files is easiest with recording software such as Audacity Apple Windows and L...

Page 10: ...all toggle switches accessible on the rear of the unit AES EBU Sample Rate The AES EBU output sample rate can be configured as detailed in the table below 4x 1x 2x 1x 48 44 Sample Rate Down Down Down...

Page 11: ...lly the selector switch is set to the Listen position when listening to music However some listeners may prefer the additional high frequency energy provided by the Measure position This setting appli...

Page 12: ...to DSD En Enabling he DSD output overrides the word clock output settings for the three shared BNC connectors and forces the fourth to 44 1 kHz The front panel display will indicate DSD mode with a r...

Page 13: ...ly available via the front panel knob Gain Adjustment Input Sensitivity The front panel knob is used to adjust the input sensitivity Twelve levels each having a step size of 2 0 dB are provided The in...

Page 14: ...ecommended to restart the recording with reduced levels Signal level metering is usually provided in the recording hardware or software but the QA 9 front panel level meters provide the most accurate...

Page 15: ...play indicates the USB status and will be lit when there is an active USB connection A red LED to the left of the numeric display indicates that DSD output mode has been enabled When the green USB LED...

Page 16: ...Inverting Negative USB Audio Output Signal Class 2 Class 1 44 1 48 88 2 96 176 4 and 192 kHz at 24 bits 44 1 48 88 2 and 96 kHz at 24 bits AES EBU Output Signal 44 1 48 88 2 96 176 4 and 192 kHz at 2...

Page 17: ...Dimensions 8 W x 11 D x 3 H 21 5 cm x 29 cm x 7 5 cm Weight 5 pounds 2 3 kg 15...

Page 18: ...n acceptance of delivery and no registration is required Additionally you have the option at no cost to extend the warranty for a period of five years from the date of purchase by returning the comple...

Page 19: ...ocopy of your original purchase receipt Ayre will not be responsible for any shipping damage and strongly recommends the purchase of shipping insurance 3 Ayre reserves the right to inspect any product...

Page 20: ...ther Ayre shall in no event be obligated for any incidental or consequential damages as a result of any defect or any warranty claim whether express or implied 6 Ayre does not authorize any third part...

Page 21: ...s Serial Number Purchase Date Dealer Salesperson ________________________________________ ________________________________________ ________________________________________ ____________________________...

Page 22: ...20 Rev 1 2...

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Page 24: ...Ayre Acoustics Inc 2300 B Central Avenue Boulder Colorado 80301 www ayre com 1 303 442 7300...

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