Here's Michael Fuller in 2005 doing a quick demo of the Fulltone Tube Tape Echo...the tune is an interpretation of the "Layla" piano break.
This is extremely lo-fi, shot with a cheapo digital camera
For the lowest prices on Fulltone, go to https://store.fulltone.com
or from your favorite dealer here https://www.fulltone.com/dealers/dealer-listing