Tube Preamp Reviews

Description: Tubed line preamplifier with digitally controlled volume control, five inputs, and two outputs. Tube complement: four 6922 dual triodes. Maximum gain: 12.2dB. Input impedance: 50k ohms. Maximum input level: 3.5V. Input sensitivity: 500mV for a rated output of 2V. Frequency response: 0.5Hz–100kHz, ±0.5dB, 0.1Hz–250kHz, –3dB. Distortion: –80dB, or 0.01%.
Price: 1495 (1999); no longer available (2010). Approximate number of dealers: 65.
Manufacturer: Audio Research High Definition, Minnetonka, MN 55343-4424 (1999). Audio Research Corporation, 3900 Annapolis Lane N., Plymouth, MN 55447-5447. Tel: (763) 577-9700. Fax: (763) 577-0323. Web: www.audioresearch.com