Floor Loudspeaker Reviews

Sidebar 1: Specifications

Description: 2.5-way, floorstanding loudspeaker with sealed enclosure. Drive units: two 7" (180mm) W × 8" (200mm) H electrostatic panels mounted one above the other; two 8" (225mm) alloy-cone woofers; 1" (25.4mm), silk-dome auxiliary "airLayer" tweeter. Crossover frequencies: 500Hz, woofers–electrostatic panels; 5kHz, 1.5-way electrostatic panels. Crossover slopes: first order, 6dB/octave; the airLayer tweeter rolls off with a critically damped, second-order slope below 2kHz, with no upper rolloff. Frequency response: 30Hz–20kHz ±3dB in-room. Nominal impedance: 6 ohms. Minimum impedance: 4 ohms. Sensitivity: 87dB/W/m. Recommended amplifier power: 40–400W into 8 ohms; 120W nominal for max steady state SPL; 240W for full headroom for transients. Peak SPL: 108dB (pair playing music at 13' (4m) in midsized room). Electrostatic power supply: 0.1–1.0W, depending on mains voltage; works from any mains worldwide without adjustment; built-in surge protection. Tone controls: ±3dB, woofers; 0dB to –6dB, electrostatic panels; 0dB to off, auxiliary tweeter. Supplied accessories: high-durometer (hard) rubber feet or carpet-piercing spikes.
Dimensions: 35.9" (910mm) H × 10.2" (260mm) W × 8.9" (226mm) D, enclosure; 2.5" (60mm) H × 12" (300mm) W × 14" (350mm) D, plinth. Weight: 62lb (28kg) each.
Finish: Gloss dark gray enclosure and base with solid hardwood front baffle.
Serial numbers of units reviewed: A0037 & A0038. "Designed, engineered, and made in the USA."
Price: $9250/pair. Approximate number of dealers: sold direct. Warranty: 5 years on all components against defects in materials and manufacturing.
Manufacturer: JansZen Audio, 480 Trade Rd., Columbus, OH 43204. Tel: (614) 448-1811. Web: janszenaudio.com.