Cambridge Audio Azur 851A Flagship Integrated Amplifier

Cambridge Audio

The Cambridge Audio 851A is a powerful 120 watt stereo amplifier, built without compromise. Powered by not one, but two large custom-designed toroidal transformers that perform to stringent standards, with no hum or interference to spoil the audio experience. Offering 10 source inputs, the 851A can accommodate virtually every connection requirement. With this much power on tap you have a great range of speakers to choose from, you can be assured bass will be deep and powerful and the vital midrange that covers the human voice will flow with every drop of detail.

Technical specifications

  • Power output 120W RMS into 8 Ohms 200W RMS into 4 Ohms
  • THD (unweighted)< 0.001% 1 kHz at 80% of rated power 0.01% 20 Hz - 20 kHz at 80% of rated power
  • Audio inputs 2 x balanced XLR 
    8 x RCA inputs
  • Audio outputs Preamp output Record output
  • Frequency response 10 Hz - 50 kHz +/- 1 dB
  • Input impedance Inputs 1 and 2 (balanced) 20 kOhm 
    Inputs 1-7 unbalanced 20 kOhm Rec Input 20 kOhm
  • Power amp damping factor> 110 at 1 kHz
  • Max power consumption 800 W
  • Min power consumption Active (no signal) 70W
  • Standby power consumptionStandby <0.5W
  • Tone control Shelving type Max bass boost/cut +/- 10 dB at 10 Hz Max treble boost/cut +/- 7.5 dB at 20 kHz
  • Colour Silver or black
  • Dimensions (WxHxD) 430 x 115 x 385mm (16.9 x 4.5 x 15.2”)
  • Weight 15.0Kg (33lbs)

Type: Amplifier