QII-Eighty - Hi-Fi Corner

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Designed by Tim DeParavicini, the Quad II-Eighty takes inspiration from the original Quad II amplifier. It is an 80-Watt mono power amplifier following in the tradition and philiosophies of Peter Walker.

The output section consists of 4 KT88 valves running as two pairs in push pull with the hallmark Quad topology of partial cathode loading in the output transformer.

More Information
Manufacturer Link Quad II-Eighty
Manufacturer Quad
Free warranty 3 years
Delivery Charge Free
Delivery Time Normally 1 - 5 Working Days (Covid-19 and Brexit Delays Possible, contact us for more information)
Card Surcharge No
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Quad II-Eighty Power Amplifiers

Input Sensitivity (nominal)     1V RMS for full output
Power Output     80W RMS
Output Impedance     4 Ohms or 8 Ohms, selectable
THD @ 80 Watts     2 x EF86
                                0.5% - 30Hz - 15kHz
                                1.0% - 20 - 20kHz
Residual Hum and Noise     Better than -94dB
Frequency Response     10Hz - 30kHz (+0dB, -0.5dB)
                                                3Hz - 50kHz (-3dB)
Damping Factor     16 @ 1kHz (referred to 8 Ohms)
Power Consumption     240VA maximum
Valves     2 x 6SL7
                1 x 6SN7
                4 x KT88