Roland Chorus Echo RE-501

Introduced near the end of the 1970s, the Roland RE-501 Chorus Echo refined the Space Echo formula into a more polished studio machine. It kept the multi-head tape echo and spring reverb foundation, but added BBD chorus, sound-on-sound capability, and internal companding for lower noise and a more hi-fi presentation than earlier models.

That makes the RE-501 feel like the bridge between classic tape-echo chaos and a more controlled late-70s production tool. It can still wobble, smear, and self-oscillate like a proper echo box, but it also does lush chorus-soaked ambience and cleaner stereo-friendly processing in a way the earlier RE-201 never fully aimed for.

Plugin Emulations

How It Works

  • Tape echo with multiple playback heads, spring reverb, and sound-on-sound functionality
  • Analog BBD chorus expands the unit beyond straight delay into spatial modulation
  • Internal compander helps tame tape noise compared with earlier Echo family units

Legacy & Evolution

As the more sophisticated relative of the RE-201 and RE-301, the RE-501 became a favorite for synths, vocals, and studio sends where players wanted tape atmosphere without giving up too much clarity. The related rackmount SRE-555 pushed the same voice into more formal studio installations.

Key Specs

  • Era: Late 1970s
  • Delay Type: Tape echo with reverb
  • Modulation: Stereo analog chorus
  • Extra Function: Sound On Sound looping
  • Noise Reduction: Internal compander