Circuit topology	Three (3) dual triode vacuum tubes (Sovtek 6922), high-voltage discrete Class A mode.
Input gain range	Balanced, Class A, 20k ohms, -20dB to +16dB with high gain switch
Maximum input level	+36dB balanced XLR pin 2 hot
Maximum output level	+30dB balanced 600 ohms, DC coupled, discrete Class A
Output type	XLR connector, output trim gain -45dB to +6dB
Noise 20kHz unweighted	-92dB
Distortion THD, IMD	0.5%
Frequency response -3dB	1Hz to 200kHz
Gain reduction meter	High quality, illuminated gain reduction meter 0dB to -20dB range
Output meter	Twin 20 segment LED VU meters with -27dB to +30dB range
Compressor type	Optical passive attenuator
Make-up gain	Variable 0dB to +10dB stereo tracking
Threshold - Ratio	Threshold variable -30dB to +20dB, ratio-compression variable 1:1 to 20:1
Attack - Release	Attack variable 2mS to 200mS, release variable 100mS to 5 seconds
Side-chain spectral contour	Variable threshold -15dB to +15dB, frequency 70Hz to 9kHz twin ranges
Equalizer type	Discrete Class A, passive design optimized for full range program material
Frequency bands (6)	Variable amplitude LF +/-24dB 15Hz shelf response
	Variable amplitude MF1 +/-8dB 125Hz selected Q response
	Variable amplitude MF2 +/-4dB 500Hz selected Q response
	Variable amplitude MF3 +/-4dB 2kHz selected Q response
	Variable amplitude MF4 +/-10dB 5kHz shelf response
	Variable amplitude HF +/-20dB 32kHz shelf response
AC power	Internal toroidal 100v to 240v, 50-60Hz selectable, 70 watts maximum
Dimensions	19 x 12 x 3.5 in (482 x 305 x 89mm)
Weight	22lbs (10kg)
Dimensions-shipping carton	21 x 18 x 8 in (533 x 457 x 203mm)
Weight-packed	26lbs (11.8kg)