Quad II Classic - Valve Tube mono blocks (Pair in Mint Condition in Original Box With all Documents)


Valve Tube mono blocks power amplifiers.

Tube complement: two EF86, two KT66, one GZ34 (Each).

Output power: 15W  per channel (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 each.

Weight: 18.25 lbs (8.3kg) each.