Premier Guitar features affiliate links to help support our content. We may earn a commission on any affiliated purchases.

Electro-Harmonix Introduces the Riddle & Enigma

New York, NY (July 8, 2009) -- Electro-Harmonix announces the two newest additions to their line of envelope filters, the Riddle & Enigma, fine-tuned for guitar and bass. Riddle The

New York, NY (July 8, 2009) -- Electro-Harmonix announces the two newest additions to their line of envelope filters, the Riddle & Enigma, fine-tuned for guitar and bass.

Riddle
The Electro-Harmonix Riddle is a powerful envelope filter for guitar frequency response. It is designed to deliver tight and smooth control over the entire 80 Hz to 5kHz range with consistency. The Riddle can be sculpted to your liking, allowing you to express your unique signature tone.  

Specs:
  • 80 Hz to 5 kHz frequency response tailored for guitar
  • Optional expression pedal control
  • Switch selectable analog distortion designed for guitar
  • Start and Stop sweep control
  • Low Pass, Band Pass, High Pass filter select
  • Start and Stop for filter sweep and Q control
  • Separate Dry and Effect outputs
  • 9.6VDC 200mA power supply included

    Enigma
    The Electro-Harmonix Enigma is fine-tuned for bass frequency response. It too promises a tight and smooth control over its complete 40 Hz to 3 kHz range. Like the Riddle, the Engima can be sculpted to your preference, enabling you to reveal your signature tone. 

    Specs:
  • 40 Hz to 3 kHz frequency response tailored for bass
  • Optional expression pedal control
  • Switch selectable analog distortion designed for bass
  • Start and Stop sweep control
  • Low Pass, Band Pass, High Pass filter select
  • Start and Stop for filter sweep and Q control
  • Separate Dry and Effect outputs
  • 9.6VDC 200mA power supply included

    For more info, visit ehx.com.