QUAD PA-One - Hi-Fi Corner

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QUAD is proud to introduce the PA-One Headphone Amplifier, a highly versatile and user-friendly amplifier that has been designed to be the perfect match for any Hi-Fi music devotee. The past few years have seen phenomenal growth in the sales of headphones. However, most high quality headphones never realize their full potential because they are normally connected to poorly matched amplification.

Well, with Quad’s dedicated Headphone amplifier that is all about to change. The Quad Headphone amplifier is dedicated to achieving the full potential of any set of headphones connected to it. An amazingly wide variety of digital and analogue sources - Balanced, RCA, Coaxial, Optical, USB, makes it easy to listen to music without ever having to ponder on decoding different formats. Simple – and effective.

More Information
Manufacturer Link Quad PA-One Headphone Amplifier
Manufacturer Quad
Free warranty 2 years
Delivery Charge Free
Delivery Time 1 - 5 Working Days
Card Surcharge No
See more Quad products.

Quad PA-One Headphone Amplifier

With the increased popularity of computers as source, the PA-One USB DAC allows consumers to enjoy listening to digital music sources from a computer or laptop (Windows or Mac) via USB connection. The PA-One is USB 1.1 and 2.0 compliant and supports sampling frequencies ranging from 35kHz to 192kHz, a real treat for any Hi-Fi enthusiast.

Finally, Quad engineers have incorporated the PA-One with valve amplification. Carefully selected Hi-Fi amplification valves - 2×6SL7, 2×6SN7, 1×EZ81 allow the PA-One to deliver the latest technology in perfect harmony with traditional Hi-Fi. Indeed the closest approach…


Model PA-One
Input Impedance 50K
Output Power 500W (32)
Output Impedance 32~300
Input Sensitivity 300mV
Frequency response 20Hz~20KHz (+0dB, -0.5dB)
THD 0.5%
Track Balance ±0.5dB
S/N Ratio 90dB
Input Interface 1×Balance Input, 1×RAC Input, 1×Coaxial, 1×Optical, 1×USB
Output Interface 2x Standard earphone Jack (1×High/low impedance each 1pair)
Vacuum Tube 2×6SL7 2×6SN7
Size 180 (W)*284.5 (D)*163.5 (H)mm
Net Weight 7.5KG

Quad PA-One Headphone Amplifier