Rupert Neve 517 - 500 series DI/Pre/Comp - Manual (Page 10)

10
With gain at unity better than –100 dBu
With gain at 66 dB better than –60.5 dBu
Equivalent Input Noise better than –125 dBu
DI
With Gain @ Unity Typically better than -100dBu
With Gain @ +30 dB Typically better than -75dBu
High Pass Filter:
Frequency: 80Hz
Slope: 12 dB/Octave Bessel
Microphone Input Impedance
10,000 Ohms
Instrument Input Impedance
1.6 Meg ohms (3.3 Meg Ohms balanced)
Maximum Output Level:
Maximum output from 20 Hz to 40 kHz is +23 dBu.
Gain:
Mic Pre:
Unity to +66dB in 6dB steps
DI:
Unity to +30dB continuous.
Total Harmonic Distortion and Noise:
@ 1kHz, +20 dBu output: Main Output: Better than 0.001%
@ 20Hz, +20 dBu output: Main Output: Better than 0.002%
Silk Engaged: Better than 0.2% Second harmonic
Variphase
@100Hz: 2.9 degrees to 57.4 degrees.
@1kHz: 33.5 degrees to 156 degrees.
@10kHz: 149 degrees to -175 degrees.
Crosstalk:
Measured channel to channel: Better than –90 dB @ 15kHz.
Phantom Power:
+48 Volts DC +/- 1% (provided by 500 Series Rack)
Power requirements:
Supplied by 500 series rack with 110-125 mA @ +/- 16V
Compressor
Threshold: Continuously Variable from -20dBu to +10dBu
Ratio: Fixed at 2:1