MATRIXSYNTH: Roland Space Echo RE-501 SN 104739 w/ Chorus + Spring Reverb
ROLAND RE-501 CHORUS ECHO FOR SALE - Soundgas
Roland RE-501 Chorus Echo - ranked #7 in Effects Processors | Equipboard
Roland RE-501 Chorus Echo — Some International
Classic black and orange Roland stack. Roland RE-501 & SRE-555 Chorus Echoes and two fabulous SVC-350 rack vocoders - one now sold… | Chorus, Classic black, Classic
STUDIO REPAIR - Roland RE-501 - Tape Heads
Roland RE 501 Chorus Echo 1970's 0 Effect For Sale Soundgas Ltd
History of the Space Echo - BOSS Articles
NGD: Roland RE-501 Chorus Echo : r/guitarpedals
The Legacy of the Roland RE-201 Space Echo – Flypaper