Section A - Appendix
A.1 Technical Specifications
NOTE: 0dBu =0.775Vrms
INPUTS (1/4” TRS Phone XLR): Floating Balanced; XLR: Pin 2 and TIP HI
Impedance: >50kΩ balanced, >25kΩ unbalanced
Maximum Level: +24dBu, Balanced or Unbalanced
CMRR >40dB at 1kHz, typically >55dB
SIDECHAIN INSERT (1/4” TRS Phone): Normalled: Ring = Output (send); Tip = Input (return)
Impedance: Tip = >10kΩ (Input)
Ring = 2kΩ (Output)
Maximum Level: +24dBu
OUTPUTS (1/4” TRS Phone XLR): Floating Balanced; XLR: Pin 2 and TIP HI
Impedance: 120Ω balanced, >60Ω unbalanced
Maximum Level: +21dBu, > +20dBm (into 600Ω), balanced or unbalanced
FREQUENCY RESPONSE: 20Hz - 20kHz, +0/-0.5dB, Typical 3dB points are 0.35Hz
and 110kHz, unity gain
SYSTEM PERFORMANCE:
Noise: <-90dBu, 22Hz to 22kHz, no weighting, unity gain
THD+N: Typically <0.04%; Any Amount of Compression Up to
40dB@1kHz
SMPTE IMD: Typically <0.08% @ +10dBu (15dB Gain reduction)
COMPRESSOR:
Threshold Range: -40dBu to +20dBu
Threshold Characteristic: Selectable OverEasy® or Hard Knee
Compression Ratio: Variable; 1:1 to Infinity:1; 60dB Maximum Compression
Attack Time: Variable program-dependent; 3ms to 340ms for 15dB gain
reduction
Release Rate: Variable program-dependent; 200dB/Sec to 3dB/Sec
EXPANDER GATE:
Threshold Range: OFF to +15dBu
Expansion Ratio: 10:1
Maximum Depth: >60dB
Attack Time: <500µs (from Maximum Depth)
Release Rate: Adjustable, 30ms to 3sec (to 30dB attenuation)
PEAKSTOP® LIMITER:
Threshold Range: 0dBu to +20dBu
Gain Adjustment Range: Variable; -20dB to +20dB
Interchannel Crosstalk: <-80dB, 20Hz to 20kHz
Dynamic Range: >115dB
STEREO COUPLING: True RMS Power Summing™
POWER SUPPLY:
Operating Voltage: 100 VAC 50/60Hz; 120VAC 60Hz; 230 VAC 50/60 Hz
Power Consumption: 15 Watts Maximum
Operating Temperature: 32°F to 113°F (0°C to 45°C)
Section A
Appendix
22
dbx 166xs
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