Description: Three-way, ported, floorstanding loudspeaker. Drive-units: 2"-high planar-magnetic tweeter, 4" plastic-cone mid/bass driver, 5.5" down-firing paper-cone woofer. Crossover frequencies: 80Hz, 5kHz. Frequency range: 33Hz–22kHz. Sensitivity: 86dB/W/m. Nominal impedance: 4 ohms.
Dimensions: 17.6" (450mm) H by 7.8" (200mm) W by 6.25" (160mm) D. Weight: 15 lbs (6.8kg).
Finishes: American Walnut, Natural Oak, Black Oak, Satin White; others on request.
Serial numbers of units reviewed: IA160015A & B.
Price: $1995/pair. Approximate number…

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Analog Sources: Kuzma Stabi S turntable & Stogi tonearm, Music Hall MMF-7.3 turntable; Denon DL-103, Goldring Elite MC, Ortofon 2M Bronze cartridges.
Digital Sources: Apple MacBook computer running Audirvana Plus; Halide DAC HD, PS Audio NuWave DACs; Western Digital T2 Mirror Drives (2).
Preamplification: Auditorium 23 A23 moving-coil step-up transformer, Heed Audio Quasar phono stage, Shindo Laboratory Allegro preamplifier.
Power Amplifier: Shindo Laboratory Haut-Brion.
Integrated Amplifier: Heed Audio Elixir.
Loudspeakers: DeVore…
I used DRA Labs' MLSSA system and a calibrated DPA 4006 microphone to measure the NEAT Acoustics Iota Alpha's frequency response in the farfield, and an Earthworks QTC-40 for the nearfield responses. The first challenge I faced was deciding on which axis I should place my microphone for the farfield measurements. Sitting on its spikes, the Iota Alpha is 19" high, and its tweeter is just 17" from the floor. However, the section of the front baffle on which the tweeter and midrange unit are mounted is canted back at 30°, which aims those units directly at the ears…
Jay Victor, the designer of Clarus Cable, will be joining the discussion via Skype promptly at 11:00am from the factory in China. Refreshments will be served. Click here to RSVP.
First off, those expectations. After reading Alex Ross's critique of…
"The hit-man had a weird secret compartment cut into the floor," Chris laughs. "And what can I say? I like old things. I was obsessed with getting a 1950s Formica table for the kitchen. My wife wasn't into it. I don't know why I…
In a conference call with the trio responsible for the site—Jeff Van Driel, president of ArkivMusic;…
The 5000's power supply uses a single transformer driving eight individual supplies. Among these are separately…
Description: Single-box CD player. Frequency response: 5Hz–20kHz ±0.2dB. THD: 0.002%. S/N: 106dB (A-weighted, de-emphasis off). D/A converter: MASH (1-bit, Pulse Width Modulation). Weight: 9.5 lbs.
Dimensions: 17.2" (435mm) W by 11.8" (300mm) D by 3.3" (84mm) H.
Price: $499 (1990); no longer available (2017). Approximate number of dealers: 350.
Manufacturer: NAD (USA) Lincolnwood, Ltd., Norwood, MA 02062 (1990). NAD Electronics International, 633 Granite Court, Pickering, Ontario L1W 3K1, Canada (2017). Tel: (905) 831-6555. Fax: (905) 831-6936. Web:…
All of the players were auditioned in a system which consisted of the Jeff Rowland Design Group Consonance preamp, Threshold SA/12e monoblock power amplifiers, and Apogee Stage loudspeakers (on their optional stands). The connection from preamp to all players was via 1.5m lengths of AudioQuest Lapis. Balanced Cardas Hexlink cable was used from preamp to amplifiers. The Stages were bi-wired with Symo cable.
Comparisons were performed with the CAL Aria Mk.III, Mod Squad Prism II, and the Sony CDP-77ES C Dplayers and the Meridian 203 D/A processor.…