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Input impedance (balanced): 20 kOhm
(Welwyn precision resistors;
transformerless)
Output impedance (balanced): ‹ 600 Ohm
(CMR trimmers, transformerless)
Overload resistance: +34 dB
(Band 1-5 = ON, B/C = 0)
Harmonic distortion: @-30 dBu: 0.2%
@-20 dBu: 0.05%
@0 dBu: 0.01%
@+10 dBu: 0.002%
@+30 dBu: 0.0005%
S/N: -90 dBu (A-weighted; -88 dBu w/o Filter)
(Band 1-5 ON, B/C = 0, each Q = Q 1,
Band 1 = 10 Hz, Band 2 = 100 Hz,
Band 3 = 1 kHz, Band 4 = 10 kHz,
Band 5 = 28 kHz)
Transmission bandwidth: 10 Hz-100 kHz
(-3 dB, Band 1-5 = ON, B/C = 0)
Processed frequency range: 10 Hz-28 kHz
Phase: @ 10 Hz: +5.5°
@ 1 kHz: 0°
@ 10 kHz: -1.23°
@ 100 kHz: -8.8°
@ 200 kHz: -11.25°
CMRR: › 75 dB @ 1 kHz
(Max. Gain +34 dBu, Band 1-5 ON,
B/C = 0)
Housing & mounting dimensions: Standard EIA 19 inch rack chassis, 4 units
482 x 176 x 390 mm W x H x D
ca. 189 3/4 x 69 3/10 x 153 1/2 inch W x H x D
Weight: 18,25 kg/40,15 lbs
External power supply
The PQ comes with an external linear power supply featuring a toroidal transformer for
optimal audio quality and dramatically reduced inductive disturbance/interference.
Input voltage: 110-120 V/60 Hz or 220-240 V/50 Hz
Noise: › -100 dBu (@ +/- 60 V)
Dimensions: Width: 15 cm (5 9/10 inch)
Depth: 24,5 cm (24 1/2 inch)
Height: 7 cm (2 3/4 inch)
Weight: 4,2 kg (9,24 lbs)
Technical Specifi cations