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Summary of Contents for Ayre K-1x
- Page 1 A y r e K-1x Preamplifier Owner’s Manual...
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Page 3: Table Of Contents
Table of Contents Ayre ......2 Welcome to Operation ......3 Installation and Phono Stage. -
Page 4: Welcome To
Welcome to Ayre Please send in your warranty The Ayre K-1x offers a significant advance in the musical registration card so we can performance of audio preamplifiers. The warmth and stay in contact with you. immediacy of a live performance are apparent from the first listening. -
Page 5: Installation And
Installation and Operation The Ayre K-1x is easy to hook up and use. The following guidelines will ensure that the installation goes smoothly. Location The Ayre K-1x comprises two components - the main preamplifier and the external power supply, which are joined by an umbilical cable. - Page 6 Inputs When you have a choice, a The Ayre K-1x offers three pairs of balanced inputs and balanced connection will offer three pairs of unbalanced inputs. Balanced connections are slightly higher sound quality made via three-pin XLR connectors, while unbalanced than an unbalanced connections are made via RCA jacks.
- Page 7 The labels have a self-adhesive backing, and new ones are simply pressed into place. Outputs All three pairs of outputs may The Ayre K-1x offers two pairs of balanced outputs and one be used simultaneously if pair of unbalanced outputs. desired.
- Page 8 Controls The volume control and the There are four controls on the Ayre K-1x preamplifer - the mute switch may be operated volume control, the input selector (“Listen”), the tape record either by the optional remote selector (“Record”), and the mute switch.
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Page 9: Remote Control
When a surround-sound processor is used, it is sometimes useful to know the unity-gain volume setting. Since the gain of the Ayre K-1x line-stage is 16 dB when driving a power amplifier with balanced inputs, unity gain occurs when the volume control is 10 steps below the maximum setting (see illustration). - Page 10 Ayre dealer or the factory for information on this procedure. (It is not recommended to increase the gain of the Ayre K-1x when using a balanced amplifier, as the level of the lowest volume setting may be too loud.) Break-In...
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Page 11: Optimizing The
Optimizing the Phono Stage The optional phono stage in the Ayre K-1x offers the ultimate in flexibility and performance for all types of phono cartridges. Connections As the phono cartridge is an inherently balanced device, the phono stage is also balanced, using XLR jacks at the input. - Page 12 Ayre manufactures both adapters and dedicated cables. These high-performance custom designs are available from your authorized Ayre dealer. In addition, termination instructions are available if you wish to reterminate your current cables. Please contact the factory for further details. Gain and Loading The gain of the phono stage is set at the factory to 50 dB, which is well suited to most modern phono cartridges.
- Page 13 Phono Gain Resistor Cartridge Loading The phono gain and loading can be adjusted by your authorized Ayre dealer. However, for those owners that prefer to perform this task themselves, the following tools are required: 5/64" allen wrench (supplied) Small screwdriver - 0.080" to 0.100" (2.0 to 2.5 mm)
- Page 14 Disconnect the preamplifier’s power supply from the AC power before working on the unit. To adjust the gain or loading of the phono stage, use the supplied 5/64" allen wrench to remove the six screws that secure the top cover. The two phono boards (one per channel) are mounted vertically on the right and left sides of the chassis.
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Page 15: Numbers And
Numbers and Specifications Gain - Line 16 dB to balanced outputs, 10 dB to unbalanced outputs Gain - Phono Adjustable — 40 dB, 50 dB (factory setting), 60 dB Input Impedance - Line 10 k (each phase) Input Impedance - Phono Adjustable —... -
Page 16: In Case Of
In Case of Trouble Should the Ayre K-1x preamplifier ever fail to operate properly, please check the following: Symptom: Remote control not Check the condition of the batteries (2 x AAA) located in working. the remote control. Symptom: No sound, even... - Page 17 120 V ... 1 A 230 V ... 1 A There are no user-serviceable parts in the Ayre K-1x. If the preamplifier still does not operate, bring the unit to your dealer for assistance.
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Page 18: Statement Of
Statement of Warranty Please take the time to fill out Your Ayre K-1x preamplifier is warranted against defects in and return the enclosed workmanship and materials for a period of five years from warranty registration card. the date of purchase. This warranty is transferable to subsequent purchasers within the original five-year period. - Page 19 3. Ayre reserves the right to inspect any product that is the subject of any warranty claim prior to repairing or replacing it. Final determination of warranty coverage lies solely with Ayre. Out-of-warranty claims will be billed for labor, materials, return freight, and insurance as required. Any...
- Page 20 6. Ayre does not authorize any third party, including any dealer or sales representative to assume any liability of Ayre or make any warranty for Ayre. The unit must not have been altered or improperly serviced. The serial number on the unit must not have been altered or removed.
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Page 21: A Place For
A Place for Notes Page 19... - Page 22 Revision 1.3...
- Page 24 Ayre Acoustics, Incorporated 2300-B Central Avenue Boulder, Colorado 80301 303 442.7300 www.ayre.com...
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