- Tycobrahe Analog Delay Line
- Modular Guitar Effects
- Electro-Harmonix Memory Man An overview of the Memory Man analog delay
- Electro-Harmonix BBD Echo Issue A (Memory Man version 1) A technical look at the very first Memory Man analog delay
- EH-7810 Memory Man
- EH 7850 Deluxe Memory Man with Chorus/Vibrato
- EH 7811B Stereo Memory Man with Chorus
- EH 1307 Deluxe Memory Man with Squelch