Tube Power Amp Reviews

Description: Tube monoblock power amplifier. Tube complement: two EF86, two KT66, one GZ34. Output power: 15W (11.8dBW into 8 ohms). Frequency response: 10Hz–20kHz, ±0.2dB. Input sensitivity: 570mV for rated power. Rated load impedance: 8 ohms. Damping factor: 11.75 at 700Hz, equivalent to a source impedance of 0.68 ohms into 8 ohms. THD: 0.08% at 12W/700Hz. Residual hum and noise: better than –90dB (no reference level quoted).
Dimensions: 12.25" (315mm) W by 6.5" (165mm) H by 4.75" (120mm) D. Weight: 18.25 lbs (8.3kg).
Serial numbers of units reviewed: Q2C0117, Q2C0118.
Price: $2700/pair. Approximate number of dealers: 63.
Manufacturer: Quad Electroacoustics Ltd., IAG House, Sovereign Court, Ermine Business Park, Huntingdon, Cambridgeshire, England PE29 6XU, UK. Tel: (44) (0)1480-447700. Fax: (44) (0)1480-431767. Web: www.quad-hifi.co.uk. US distributor: IAG America, 15 Walpole Park South, Walpole, MA 02081. Tel: (508) 650-3950. Fax: (508) 650-3905. Web: www.iagamerica.com.