Ayre QA-9 Owner's Manual

Ayre QA-9Owner’s ManualAnalog-to-Digital Converter

Optimization andCustomizationWhile the Ayre QA-9 A/D is typically configuredwith your recording software via the USBconnection, the AES/EBU settings a

Digital FilterThe digital filter used in the PCM encoding of theAyre QA-9 features two user-selectable algorithms.One algorithm produces greater accur

Word Clock Outputs (QA-9 Pro only)To enable the word clock outputs at the rateindicated on the front panel display, set the switchto the position labe

Controls andOperationThe Ayre QA-9 A/D uses a zero-feedback,variable-gain analog circuit to adapt to a wide rangeof input signal levels. This allows t

It is recommended to set the audiolevel prior to recording by playing aloud passage from the analog source.Adjust the QA-9 gain so that the peaksoccas

A green LED to the right of the numeric displayindicates the USB status and will be lit when thereis an active USB connection. A red LED to the leftof

Numbers andSpecificationsAnalog Input Impedance 2 MΩ (1 MΩ per phase)Analog Input Sensitivity 10.0 Vrms – at minimum gain0.75 Vrms – at maximum gainAn

Dimensions 8-½" W x 11-½" D x 3" H21.5 cm x 29 cm x 7.5 cmWeight 5 pounds2.3 kg15

Statement ofWarrantyNorth American WarrantyYour Ayre QA-9 analog-to-digital converter iswarranted against defects in materials andworkmanship for a pe

North American Warranty Statement1. If any defects are found in the materials orworkmanship of this Ayre product within thewarranty period, the unit w

4. Ayre strives to manufacture the finest possibleequipment, and therefore reserves the right to makeimprovements on its products, without necessarily

A Place forNotesSerial Number:Purchase Date:Dealer:Salesperson:_______________________________________________________________________________________

20 Rev. 1.2

Ayre Acoustics, Inc.2300-B Central AvenueBoulder, Colorado 80301www.ayre.com+1-303-442-7300

Table ofContentsWelcome to Ayre . . . . . . . . . . . . . . . . . . . . . . . 2Overview and Introduction . . . . . . . .

Welcome toAyreYour Ayre QA-9 offers a significant advance in themusical performance of high-fidelity equipment.The warmth and immediacy of a live perf

Overview andIntroductionThe integration of the personal computer (PC) intothe home stereo system has provided a revolutionaryway to purchase, organize

Connections andInstallationThe Ayre QA-9 is easy to connect and use. Thefollowing guidelines will ensure that the installationgoes smoothly.Analog Inp

AES/EBU OutputIn the case that a USB connection is not available,the QA-9 also incorporates an AES/EBU output forcompatibility with other systems. One

Word Clock Outputs (QA-9 Pro only)Digital studio equipment with word clock inputscan be slaved to the QA-9 Pro with 75Ω coaxialcable(s). The transform

Configuring the ComputerNo matter what operating system (OS) yourcomputer uses — Apple, Windows, or Linux —you’ll need to set up your computer with th