"When I need some BIG THICK BASS I use the Taurus II. I also love feeding the audio input and letting that Moog Filter do it's magic during remixes and sound effects design. Auto Trigger & Sync for the Oscillators.. plus Attack & Decay and SUSTAIN Switch for the filter section.. don't forget portamento & Keyboard (foot pedal) Tracking..."
http://it.wikizic.org/Moog-Taurus/videos-1.htm
Led Zeppelin
Used on-stage from April 1977 though Knebworth for the bass lines That's The Way and Ten Years Gone
http://www.kowa.ws/html/history.html
..or if you like buy the Rick Wackeman Thaurus II for sale in October 2020