“Q” Range

Q = 0.4 to 4.0 Adjustable on middle ranges

Q = 1.0 Fixed on low & high ranges

Maximum Output Level

> + 28 dBu (VT)

Maximum Input Level (EQ Flat)

+ 28 dBu (VT)

Maximum Input Level (EQ Full Boost)

+ 17 dBu (VT)

Frequency Response

+0 / -3 dB sub 2 Hz to beyond 300 kHz

Frequency Response, Stereo Deviation

< .15 dB

Noise (All EQ Stages In, Controls Flat)

-106 dBu (SS), -94 dBu (VT)

Maximum Boost (21 Step Detented)

+20 dB (+10 dB with range switch in)

Maximum Cut (21 Step Detented)

-20 dB (-10 dB with range switch in)

EQ Frequencies

Low Range Switch (Centers - Peak/Shelf Selectable): 20, 34, 56, 100, 180, 270

Low Mid Sweep: 20 Hz - 220 Hz or 200 Hz - 2.2 kHz.10X Range switch selectable.

Hi Mid Sweep: 250 Hz - 2.5 kHz or 2.5 kHz - 25 kHz. 10X Range switch selectable.

High Range Switch (Centers - Peak/Shelf Selectable)

4.8 k, 5.8 k, 8.0 k, 10 k, 16 k, 21 k

THD + Noise

20 Hz - 30 kHz, All EQ Bands Switched In < .009%, typ < .003 % (VT or SS)

Common Mode Rejection Ratio (With Balanced Option)

10 Hz - 20 KHz, 100 mV C.M. 10 Hz - 20 KHz, 100 mV C.M.

Slew Rate, +27 dBu Out

> 50 volts per microsecond

Main Hard-wire Bypass Switch For Each Channel?

Yes

Peak/Shelf Selection On High & Low Range?

Yes

Hard-wire Bypass Switching On Individual EQ Bands?

Hard-wire Bypass Switching On Individual EQ Bands?

Input Impedance

25 kilohms

Minimum Output Load Impedance

1 kilohm (VT), 150 ohms (SS)

Recommended Load

> 3 kilohms (VT)

Output Impedance

< 300 ohms (VT), < 5 ohms (SS)

Twin Topology EQ Amplifiers

Switch In: Pure Class-A Discrete J-FETs

Switch Out: Pure Class-A Triode Tubes

Power Consumption

40 watts maximum

Power Requirements

Selectable: 100-120, 200-240 V ac, 50/60 Hz

Dimensions/Shipping Weight

48.26cm W x 8cm H x 31cm, 26 lbs (11kg)