Quad II
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Type: | Tube Mono Power Amplifier |
Power Output: | 15W into 8Ω (Mono, 20Hz to 20kHz) |
Frequency Response: | 20Hz to 20kHz (Within 0.2dB) 10Hz to 50kHz (Within 0.5dB) |
Distortion (Measured at 12W output): | Total of 3rd and higher harmonics: <0.1% @700Hz High order harmonics alone: <0.03% @700Hz |
Valve Mismatch: | Up to 25% (Introducing 2nd harmonic) not to cause distortion to exceed 0.18% |
Total harmonic distortion: | 0.25% |
Input Sensitivity: | 1.4V RMS for 15W output |
Load impedance: | 1.5MΩ in parallel with 10pF |
Signal to noise ratio: | 80dB |
Speaker load impedance: | 7Ω to 15Ω |
Effective output Resistance: | 1.5Ω for 15Ω output setting |
Valve complement: | EF86 x 2 KT66 x 2 GZ32 (34) x 1 |
Finish: | Stoved steel grey |
Power requirements: | AC 220 / 250V, 50 / 60Hz |
Power consumption: | 90W (Excluding control unit and tuners etc.) |
Dimensions (W x H x D): | 330 x 125 x 165mm |
Weight: | 8.3kg |
Year: | 1953? |
