General
Input Type / Input Impedance	Balanced Electronic	20k
Input Level Control Range	+/-12dB
Output Type / Output Impedance	Balanced HRK Active Transformer	Less than 10R
Output Level Control Range	+/-12dB
Initial Gain	0dB	Input and Output Level Control set to 0dB
Max Output Level	+25dBu@0.1%THD with 1k Load	* Balanced Signal
Recommended Load	Balanced 10k	Minimum Supported Load 600R
Phase Reverse	No	CS566 is not introducing Phase reverse in any mode of operation.
Frequency Response	5Hz-80kHz@-1dBr	Compressor and EQ disengaged.
Static Noise Level	-95dBu@10Hz-22kHz	Compressor and EQ disengaged.
Power Consumption	Typically 45mA per unit	60mA max. per unit
Format	API 500 Format	Compatible with most of the 500 Racks

Compressor
Type of Compressor Engine	VCA coupled with Discrete Operational Amplifier
Compression Curve	Adaptive Soft-Knee	Threshold and Ratio depends on Compress Knob Setting (1)
Threshold Range	-25dB / - 20dB
Ratio Range vs the Ratio Switch	2:1 - 3:1 / 4:1 - 6:1	Ratio switch changes the range of Compression ratio (2)
Attack Slow/Fast Switch	30mS/400uS	The Attack Switch changes the attack time
Side Chain HPF	160Hz@6dB/oct	Use the HPF Switch
Recovery Time	50mS - 2.5S
Phase Reverse	No	CS566 is not introducing Phase reverse in any mode of operation.
Frequency Response	5Hz-20kHz@-1dBr	Compressor and EQ disengaged.
Static Noise Level	-85dBu@10Hz-22kHz

Equaliser
Number of Bands	4 Bands	Independent Circuitry Section per Band
Frequencies per Band	2	Selected with Switch
Boost/Cut Range	+/-12dB
HF	12kHz/8kHz	Shelf
HM	4.8kHz/2.6kHz	Bell
LM	1.2kHz/400Hz	Bell
LF	80Hz/160Hz	Shelf
Phase Reverse	No	CS566 is not introducing Phase reverse in any mode of operation.
Frequency Response	5Hz-80kHz@-1dBr	Compressor and EQ disengaged.
Static Noise Level	-90dBu@10Hz-22kHz