The Hi-Lo 500 Tracking Filters

The Hi-Lo 500 Tracking Filters

Hi-Lo Dynamic Filtering.

The Hi-Lo is not just a filter. Trident Audio has created an analog adaptive filtering circuit for the 500 Series format.

The Trident Hi-Lo, an adaptive Hi-Cut/Lo-Cut frequency filtering module that responds dynamically to program material, providing a high degree of control and signal enhancement, unavailable in any modern-day 500 series package.

  • Dynamic Tracking
  • Hi-Cut FREQUENCY control from 75Hz to 24kHz
  • Lo-Cut FREQUENCY control from 15Hz to 16kHz
  • Selectable SLOPE between 12 and 24dB
  • 36dB and 48dB Slopes using 2 units wired in series
  • Hi-Cut variable RESONANCE control up to +12dB
  • Lo-Cut variable RESONANCE control up to +12dB
  • Selectable Hi-Cut dynamic noise reduction tracking
  • Selectable Lo-Cut dynamic noise reduction tracking
  • Hi-Cut PEAKING indicator
  • Output level PEAKING indicator
  • Option for SERIES LINKING Hi-Lo modules
  • Option for STEREO LINKING Hi-Lo modules