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The Audio Analyst's Capital Audiofest 2022 Show Report
623 – Infigo Audio
Source Electronics Speakers Cables / Ancillaries
Bass performance in this fairly small room, which was set up and calibrated by J.R. Boisclair of WAM Engineering, was beyond belief! J.R. refers to this configuration as an asymmetrically distributed bass array, but you may have heard it referred to as a "swarm" subwoofer system. He explained to me that there are several requirements needed to implement such a system. First, you need four subwoofers. They can be self-powered or powered by external amps, but you need to be able to manage the following attributes of each: absolute phase (0° or 180°), amplitude, crossover point, AND continuous phase adjustability, variable from 0° through 180°. He further explained that he actually prefers these controls be used to manage two subs simultaneously rather than each sub individually. Finally, while he mentioned that he often prefers to have a single band of parametric equalization available for each amp controlling the subs, he finds that it isn't always needed, and was not used in the Infigo room. Not surprisingly, the space of recordings was superbly delineated, even in this fairly small room. And I was more than merely impressed by the resultant bass power, impact, and slam, all with no bloat, overshoot, or boundary issues. Wow. On "Stimela (the coal train)," from Hugh Masekela's Hope, while there was an ever so slightly nasal quality to his voice, the dynamics, both macro and micro, were simply exceptional. Other than that minor nasal coloration, tonality was particularly good, and the system delivered a simply superb presentation.
621 - Gershman Acoustics
Source Electronics Loudspeakers Cables/Ancillaries Featuring the slight-ish Grand Avant Garde loudspeaker, just 39" tall and weighing only 82 pounds, with its gracefully tapered, truncated cabinet and sloping baffle, it utilizes a 1" soft-dome tweeter, a 5.25" carbon-fiber midrange, and an 8" dual-coil aluminum woofer. It also features Eli's new Patent Pending BCT, or Back-wave Control Technology design. Essentially, in addition to the resistive line in the main bass enclosure, the speaker sits atop a shallow, rectangular base that helps to create a pressure differential between it and the main cabinet. By venting the woofer's back wave into this additional "trap," it is "tricked" into "seeing" a larger volume, enhancing its ability to dissipate the rear wave, reducing intermodulation distortion and re-radiation back into the cone. This sleek and effective "bass trap" is further augmented with the use of IsoAcoustics footers.
I was immediately drawn into this system's remarkably intimate presentation. As well as offering a disarming liquidity and remarkably faithful tone, its ability to present instrumental and vocal individuality was exceptional, placing it among the best performers in this regard that I heard at this show. Their unusually fine resolution, combined with this remarkable tonality and subtle dimensionality, afforded both a wonderful sense of the space of recordings and an enhanced level of musical transparency. Finally, I was quite surprised by their extended and articulate bass performance, especially for their given size and driver complement. The result was an exceptionally engaging and musical presentation. Well done.
Randolph – Daedalus / LampizatOr / WyWires
Sources Electronics Loudspeakers
Ancillaries
This show marked the debut of Lou's fully redesigned flagship system, the Apollo11 v.3. The convincing result of the version upgrade was apparent, and this system presented a near effortless, natural, and relaxed presentation while maintaining its musically expressive nature. While I felt I've heard slightly better resolution from the different earlier pairings of gear by these partners, this room was still rife with relevant detail, refined nuance, and full, rich, tonality and sumptuous texture. In short, this updated version of Lou's Apollo permitted the remarkable nuances of the new LampizatOr flagship DAC to shine through. Well done, again!
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