Uploaded October 2025 | Updated September 2026, 2 weeks ago

---

We let the legendary Dweezil Zappa loose on the Studio 900, here's his reaction to trying this amp for the very first time. From crazy cleans to gain that'll leave your ears ringing for days, Dweezil talks us through how he approaches an amp for the first time and shows off some insane playing.

- CHAPTERS -
00:00 - 00:30 Intro
00:31 - 01:40 First Impressions - Everything At Noon
01:41 - 03:25 Everything To 10
03:26 - 04:40 Pre-amp Gain
04:41 - 05:56 Gain Channel
05:57 - 06:52 Spring Reverb
06:52 - 07:04 Outro

Follow Dweezil
dweezilzappa.com
youtube.com/@UCVkBBRhDVFXUdEqUJwtdZaQ
instagram.com/dweezilzappa

Follow Marshall:
marshall.com
instagram.com/marshall
facebook.com/marshallamps