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Summary of Contents for Pass XA160
- Page 1 XA160 Owner’s Manual May 18, 2006 XA160 Owner’s Manual...
- Page 2 Driving into a short will not convey any additional power. These are not design oversights or flaws in the XA160, but rather a condition of the very highly biased Class A operation. However; as an interesting point of reference, 160 watts driving a 87dB/1W/1m speaker will deliver close to 110 dB (quite loud) average acoustic signal in a 100 cubic meter room.
- Page 3 At idle most of that energy is dissipated across the heat sinks, so the heat generated by each XA160 is equivalent to a small hair dryer. To dissipate this heat the product should have about 6 inches clearance to the top and sides for adequate air circulation.
- Page 4 Two XA160’s may be run on a single 15-amp circuit. This amplifier is equipped for operation with an earth ground provided by the users AC outlet. Never defeat this ground connection. The signal ground of this amplifier is connected to earth through a power thermistor, which provides a safety ground but provides protection from irritating ground loops.
- Page 5 Make sure you are in standby mode to protect your speakers from transients. The prudent installer will unplug the XA160’s power cord from the mains while attaching speaker cables. To avoid the possibility of short circuits always connect speaker cables to the speakers prior to connecting to the amplifier.
- Page 6 People are interested in how long it takes for these amplifiers to break in. Depending on the resolution of the rest of your audio chain, you may or may not notice any break in of the XA160 beyond the first 50 hours of operation. You will likely notice the difference in...
- Page 7 Speaker Interface The XA160 is optimized for 8-ohm speaker loads. Having said that; we are not aware of any speaker on the market that presents an unusual or difficult load for these amplifiers.
- Page 8 The XA160 has a single large power transformer, under actual Fun Hardware Facts conditions in the amplifier, it supplies but a fraction of its rated power.
- Page 9 Tel: 530.367.3690 Fax: 530.369.2193 www.passlabs.com © 2006, Pass Laboratories Inc. “Pass”, “pass”, “Pass Labs”, “Pass Laboratories”, Supersymmetery”, “Aleph”, and “Zen” and are all registered trademarks of Pass Laboratories, Inc., and all rights thereto are protected by law. XA160 Owner’s Manual...
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Page 10: Warranty Information
Product with altered or missing serial numbers will be suspected as counterfeit product. Pass Laboratories will not repair or in any way indemnify any counterfeit or cloned product. Pass Laboratories does not offer products in voltages intended for inter- national markets either to authorized Pass Labs dealers or to third parties located in the United States or Canada. - Page 11 Power Cords: Pass Laboratories provides a power supply cord that meets all legislated requirements for the market in which the product was originally sold. If you choose to substitute an after-market product we urge you to choose one that is fully safety rated by the necessary local authority.
- Page 12 Aikido, the X circuit works with the intrinsic character of a balanced circuit and deftly turns that character toward perfection. This has been the basis for a very successful Pass Laboratories™ prod- uct series, which has won numerous prestigious awards and garnered critical acclaim worldwide.
- Page 13 If you have followed developments in audio for the last 10 years, you know this design as the Pass Laboratories Aleph™. The Aleph™ is an incredibly successful ground breaking amplifier design, hailed in Stereophile maga- zine as “The Amplifier of the Decade”...
- Page 14 Alephs™. Are the XA’s better than Alephs™ and X’s in every respect? Yes, except for the higher power/current ratings of the X amps. Are they the best audio amplifiers that money can buy? Absolutely! XA160 Owner’s Manual...
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