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SPECIFICATIONS* Q1311 Q2151
Filter Q 4.77 2.3
Filter Center
Frequencies, Hz 20, 25, 32, 40, 50, 63, 80 25, 40, 63, 100, 160,
100, 125, 160, 200, 250, 250, 400, 630, 1 k, 1.6 k
315, 400, 500, 630, 800, 2.5 k, 4 k, 6.3 k, 10 k, 16 k
1 k, 1.25 k, 1.6 k, 2 k, 2.5 k,
3.15 k, 4 k, 5 k, 6.3 k, 8 k,
10 k, 12.5 k, 16 k, 20 k
Maximum Filter
Boost/Cut ±12 dB / ±6 dB ±12 dB / ±6 dB
Output Noise
Bypass Mode -99 dBu -99 dBu
Filter (Flat) Mode -95 dBu -95 dBu
BOTH MODELS
Frequency Response ±1 dB (20 Hz – 20 kHz)
Distortion 0.002% (20 Hz – 20 kHz)
Input Impedance Balanced 20 k Ohms
Output Impedance 200 Ohms
Maximum Input Level +20 dBu
Maximum Output Level +20 dBu (Unbalanced); +26 dBu (Balanced)
Nominal Input / Output Levels 0 dBu
Input Headroom +20 dB
Output Headroom +20 dB (Unbalanced); +26 dB (Balanced)
Maximum Gain
Boost/Cut ±12 dB
Low Cut Filter 40 Hz @ 24 dB/oct
Power consumption Domestic: 120 VAC, 60 Hz, 12 Watts
Export: 230 VAC, 50/60 Hz, 12 Watts
Dimensions 1.73"(44 mm) H x 19"(483 mm) W x 7.375"(187 mm) D
Weight 6.6 lbs. (3.0 kg)
* All specifications are typical unless otherwise noted and referenced to nominal output level 0 dBu = 0.775 Volts.
Note: All specifications measured at 0 dBu (0.775 Volts RMS) input, unbalanced output, sliders at center position and all switches
disengaged unless otherwise stated.
Q2151/Q1311
SPECIFICATIONS