Quad 99

Specifications:

Power output: 90 watts per channel into 8Ω (stereo)

Frequency response: 3Hz to 50kHz

Total harmonic distortion: 0.05%

Input sensitivity: 0.775V

Signal to noise ratio: 105dB

Speaker load impedance: 4Ω (minimum)

Dimensions: 321 x 70 x 310mm