This product has been discontinued.


  • Analog Feel with 24Bit DSP
  • Two 31-Band Equalizers
  • 74 High Resolution Digital Encoders
  • Variable Hi-Pass and Lo-Pass Filters
  • Transparent Multistage Limiting
  • Seamless Noise Reduction via Downward Expander
  • Hi-Q can be selected for any frequency (1/8th Octave Narrow Notch)
  • Selectable Ranges: +/- 6dB , +/-12dB , +12/-24dB
  • Relay Bypass
  • Metering via 22 Segment LEDÿs that show output gain as well as 9-segment LED for gain reduction for each channel
  • Channel-A Master button copies settings to Channel-B, eliminating the need to manually set both channels in a live stereo situation
  • Security Lockout feature disables front panel encoders
  • Snapshot storage and recall of four programs
  • AHC Proprietary Digital Algorithm adaptively detects and removes system hum up to the 24th harmonic
  • Rear panel of the DEQ624 provides for XLR and TRS Balanced I/O as well as barrier-strip terminals for permanent installation