875Z - EIGHT CHANNEL POWER AMPLIFIER

 

 

Technical Specifications

 

 

 

 

 

 

 

 

Power Output

75 watts per channel into 8 ohms

 

 

 

 

100 watts per channel into 4 ohms

 

 

 

Gain Select and Sensitivity

29dB - .850Vin = 75W @ 8 Ohms - single ended input

 

 

 

23dB - 1.7Vin = 75W @ 8 Ohms - balanced input

 

 

Input Impedance

20 Kohms single ended

 

 

 

 

40 Kohms balanced

 

 

 

Distortion

< 0.007% 20Hz to 20kHz at 75 watts into 8 ohms,

 

 

IMD or THD+noise

< 0.010% 20Hz to 20kHz at 100 watts into 4 ohms

 

 

Noise

Measured with input shorted - 20Hz to 20kHz.

 

 

 

>105dB below rated output 29dB gain (- 68dBu)

 

 

 

>107dB below rated output 23dB gain (- 70dBu)

 

 

Slew Rate

>60 volts per microsecond

 

 

 

Power Bandwidth

<1 Hz to over 100 kHz

 

 

 

Damping Factor

Over 500 at 20 Hz, ref. 8 ohms

 

 

 

Dimensions

W D H: - 19 (or 17) x 19 x 3.5 inches ( 2 rack spaces )

 

 

Weight:

approx.. 25kg - 55 lbs.

 

 

 

Power Consumption &Heat Load

max power

typical use

 

 

 

 

 

single channel 75W @ 8 ohms -

150 Watts

15 Watts

 

 

8 channels @ 75W @ 8 ohms -

1200 Watts

120 Watts

 

 

Max. Heat Dissipation 8 ohms -

2400 Btu/Hr.

240 Watts

 

 

single channel 100W @ 4 ohms -

210 Watts

21 Watts

 

 

8 channels @ 100W @ 4 ohms -

1680 Watts

168 Watts

 

 

Max. Heat Dissipation 4 ohms -

3500 Btu/Hr.

350 Watts

 

 

At Idle -

110 Watts

 

 

 

 

 

 

 

 

 

 

 

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Bryston 875Z Power Output, Gain Select and Sensitivity, Input Impedance, Distortion, IMD or THD+noise, Noise, Slew Rate