Видео с ютуба Power Tubes

Simple tests for Tubes with a Multi Meter

How Vacuum Tubes Work

Power tube going wrong: how it looks and sounds like.

Guitar Myth Busting: Tubes Change The Amp's Tone At All?

Tube Lab #90 - Differences in Power Tubes

Valve Failure! Spot the Warning Signs | Too Afraid To Ask

POWER TUBE SHOOTOUT in 5150 BLOCK LETTER - Is Upgrading Your Power Tubes Worth The Money?

Do power tubes REALLY matter for guitar tone?

Guitarist's Beginner Guide to Power & Preamp Tubes: Guitar Tone Tweaks Made Easy!

Dr. Z AMA: "6n14n Power Tubes"

Tube Lab #2 Power Tubes for Beginners

HOW TO REPLACE & BIAS POWER TUBES: Step-by-Step Guide to Replacing 6L6 Tubes in a Fender Hot Rod Amp

POWER TUBES used as PREAMP tubes? You can DO THAT?! Yes. We did. (Dr. Z Octal Six!)

VALVE/TUBE Amp Circuits EXPLAINED! | Too Afraid To Ask

Tube Amp Maintenance For Beginners

Tube Talk - part 4 - Power Tubes

EL34 INSTALL : Behind the Scenes (Power Tubes / Valves How-To Install Video)

How to identify a Bad Power Tube with crackling noise

No wonder my amp sounded like junk… tube’s vacuum seal broke.

What I Wish I Knew Before I Bought A Tube Amp