Maestro Echoplex. Demonstration Record 1972
6:36
Herbie Hancock demonstrate the Echoplex EP-3. 1973
9:44
Echoplex EP3 Restoration Part 1
4:29
Maestro Ring Modulator RM-1. Demonstration Record. 1972
26:25
Iconic Band HATED Cover Song SO MUCH…They Purposely BOTCHED IT…Made it a CLASSIC!--Professor of Rock
3:12
Maestro Rover R0-1. Demonstration Record 1972
1:11:56
Django Reinhardt & Stephane Grappelli: I Got Rhythm (Past Perfect) #EuropeanJazz #1930s #1940s
3:37
The Mellotron: A Keyboard with the Power of an Orchestra (1965) | British Pathé
19:11