Boss RE-20 vs DBA Echo Dream 2 - OffsetGuitars.com
Guitar Pedal X - GPX Blog - Boss Re-Tools its Space Echo - with two brand new Improved Stereo Compact and Large Higher Fidelity Units - the RE-2 and RE-202
Boss RE-2 Space Echo Delay and Reverb Guitar Effects Pedal
RE-201 clone? - MOD WIGGLER
Space Echo themed Keeley Magnetic Echo Clone (PedalPCB Magnetron) : r/diypedals