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Operating Manual - PQX 571 and PQX 572 Parametric Equalizer
10. SPECIFICATIONS
(0 dBu = 0.775 volts rms, Balanced input)
10.1 Master Gain Level:
±15dB
10.2 Peak Filter Amplitude:
±15dB
10.3 Peak Filter Frequency Range
Range Switch Out 200Hz - 20KHz
Range Switch In: 20Hz - 2KHz
10.4 Peak Filter Bandwidth:
3 1/3 - 1/20 octave
10.5 Shelving Filter Frequency Ranges
(At midpoint of shelving slope)
Low: 40Hz - 400Hz
High: 1.6KHz - 16KHz
10.6 Shelving Filter Amplitude:
(At flat portion of shelving response)
±15dB
10.7 Input Impedance:
20KΩ
active balanced
10KΩ unbalanced
10.8 Output Impedance:
(Terminate with 600Ω or more)
200Ω balanced
100Ω unbalanced
10.9 Maximum Input Level:
All filters in
All level controls at unity gain
+23dBu
One peak filter at max boost
Bandwidth control .3 octave or greater
+7dBu
10.10 Frequency Response:
20Hz - 20KHz ±.2dB
10.11 Distortion:
(THD, +4dBu, 20Hz - 20KHz)
< .03%
10.12 Hum and Noise:
(20Hz - 20KHz, unweighted,
all controls at unity gain)
EQ Out -109dBu
EQ In, peaking filters in -93dBu
EQ In, peaking and
shelving filters in -90dBu
10.13 Power Requirements: (240 VAC Available)
94 - 130VAC
50-60Hz
10.14 Power Consumption:
15W
10.14 Size:
PQX 571: 19"L x 1.75"H x 6"D
PQX 572: 19"L x 3.5"H x 6"D
10.15 Shipping Weight
PQX 571: 8 lbs.
PQX 572: 10 lbs.
11. WARRANTY INFORMATION
We thank you for your expression of confidence
in Ashly products. The unit you have just purchased is
protected by a full five year warranty. To establish the
warranty, be sure to fill out and mail the warranty card
attached to your product.
Please fill out the information below for your
records, and have it ready should you need to contact
ASHLY or one of its dealers.
Model Number_________________________________
Serial Number _________________________________
Dealer ________________________________________
Date of Purchase _______________________________
Dealer’s Address _______________________________
______________________________________________
Dealer’s Phone_________________________________
Salesperson____________________________________