Why the Luxman AS-55 Exists
Few tasks in a serious listening room are as revealing, or as awkward to do properly, as an honest A/B comparison. Swapping speaker cables between two pairs of speakers, or reconnecting a second amplifier by hand, introduces delay and inconsistency that make careful listening nearly impossible. The Luxman AS-55 is designed to solve exactly that. It is a fully passive speaker level switch that lets you flip cleanly between two pairs of speakers or between two amplifiers, so your ears hear the difference and not the fumbling in between.
Because it is built in Japan to Luxman standards, the AS-55 approaches a fundamentally simple job with the same care Luxman brings to its amplifiers. This is not a convenience box with an afterthought signal path. It is a deliberate, purist tool.
What Makes the AS-55 Distinct
A Fully Passive Signal Path
The defining characteristic of the AS-55 is that it is entirely passive. There is no active gain stage anywhere in the design, which means nothing is added to or subtracted from the signal your amplifier delivers to your speakers. The switch simply routes the connection you have selected. For listeners who care about keeping the path between amplifier and speaker as short and honest as possible, this passive approach is the whole point.
Heavy Gauge Internal Wiring
Speaker level signals carry real current, so the internal conductors matter. The AS-55 uses heavy gauge internal wiring to preserve the integrity of the connection as it passes through the switch. This is where the Luxman philosophy shows itself in an accessory that many manufacturers would treat as a trivial part.
Binding Post Terminals
The AS-55 is fitted with binding post speaker terminals, so you can make secure, high quality connections using the cables and terminations you already trust. This keeps the AS-55 firmly at home in a resolving system rather than being a compromise you tolerate.
Two Ways to Compare
The configuration is flexible. You can use the AS-55 to compare two pairs of speakers driven by a single amplifier, or to compare two amplifiers feeding a single pair of speakers. That second scenario is particularly valuable when you are evaluating an upgrade path within a range and want to hear the differences without any variables beyond the amplifier itself.
Sound Character
The goal of a passive switch like the AS-55 is to have no character of its own. What you are meant to hear is your amplifiers and your speakers, cleanly and without coloration introduced by the switching itself. The fully passive design and heavy gauge wiring are both in service of that transparency. When you flip the switch, the only thing that should change is the component you intended to change.
Ideal System and Room
The AS-55 belongs in any thoughtful listening setup where comparison is part of the routine. That includes the dedicated audiophile who owns two speaker pairs and enjoys matching them to different recordings or moods, the enthusiast weighing an amplifier upgrade, and of course any room where an authorized dealer or careful listener wants to demonstrate real differences on demand. It suits a two channel system built around a single high quality integrated or power amplifier, and it scales gracefully with the resolution of the electronics around it.
Where It Sits in the Range
Within the Luxman switching family, the AS-55 sits alongside the Luxman AS-44. Both share the same fundamental purpose of clean, passive comparison. If you are deciding between them, the right choice comes down to your specific configuration needs and the demands of your system, and it is worth talking through your setup so the switch matches how you actually intend to listen.
Pairing Thoughts
Because the AS-55 is designed to compare, it pairs naturally with Luxman integrated and power amplifiers when you want to hear how models differ. If you are exploring the integrated line, the AS-55 lets you set the Luxman L-505Z, the Luxman L-507Z, and the Luxman L-509Z side by side on the same speakers, so you can decide which design goal and presentation best suits your room and taste. Within that same Luxman range, the step up models legitimately offer more, and hearing them in immediate succession is the clearest way to understand what that means for you.
Collectors and those drawn to something special may want to compare the Luxman L-509Z Black Centennial Edition or the pure Class A Luxman L-100 Centennial against a standard model. If your system is built around separates, the AS-55 works beautifully to compare a source directed to the Luxman M-10X Power Amplifier against an integrated, or simply to switch between two speaker pairs driven by it. Sources such as the Luxman D-07X CD Player and the Luxman NT-07 Network Transport give you consistent, high resolution material to run through your comparisons.
Frequently Asked Questions
Why choose the Luxman AS-55 Passive Speaker Level Switch?
Few tasks in a serious listening room are as revealing, or as awkward to do properly, as an honest A/B comparison. Swapping speaker cables between two pairs of speakers, or reconnecting a second amplifier by hand, introduces delay and inconsistency that make careful listening nearly impossible. The Luxman AS-55 is designed to solve exactly that.
Who is the Luxman AS-55 Passive Speaker Level Switch best suited to?
The AS-55 belongs in any thoughtful listening setup where comparison is part of the routine. That includes the dedicated audiophile who owns two speaker pairs and enjoys matching them to different recordings or moods, the enthusiast weighing an amplifier upgrade, and of course any room where an authorized dealer or careful listener wants to demonstrate real differences on demand.
Where does the Luxman AS-55 Passive Speaker Level Switch sit in the range?
Within the Luxman switching family, the AS-55 sits alongside the Luxman AS-44 . Both share the same fundamental purpose of clean, passive comparison. If you are deciding between them, the right choice comes down to your specific configuration needs and the demands of your system, and it is worth talking through your setup so the switch matches how you actually intend to listen.
What should I pair with the Luxman AS-55 Passive Speaker Level Switch?
Because the AS-55 is designed to compare, it pairs naturally with Luxman integrated and power amplifiers when you want to hear how models differ. If you are exploring the integrated line, the AS-55 lets you set the Luxman L-505Z , the Luxman L-507Z , and the Luxman L-509Z side by side on the same speakers, so you can decide which design goal and presentation best suits your room and taste.
Arrange a Listen
All Elite Audio is an authorized Luxman dealer with a showroom in Timonium, Maryland. Demo units rotate and not every model is always set up, so if you would like to hear the AS-55 in action, or use it to compare Luxman amplifiers on your terms, please contact us and we will be glad to arrange a listen.