LOW POWER TUBE amplification - NO limitations! Dr. Z PHD!
The Dr. Z PHD is a low powered, 10 watt amp designed to address the limitations commonly found with low wattage designs. A true CLASS A, singled-ended amp optimized for headroom, fidelity, and flexibility, gone is the one-trick mushy quality of typical low powered amps. Made with stout transformers, big bottle tubes, and in a lightweight packaged designed to project your guitar, the Dr. Z PHD is at home on stage, in studio, or in the practice room for the guitarist who wants a simple, do-all solution.

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How to make your AMP'S TUBES last LONGER! Dr. Z AMA!

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They fired me ON THE SPOT

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Dr. Z AMA: "Tube Rectifiers in Dr. Z Amps"

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Why Joe Bonamassa Ignores All Internet Gear Advice

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The Frank Zappa Interview That Still Feels Dangerous Today (1984)

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5 CHEAP Guitar Amp Brands EVERYONE IGNORES But They Sound Better Than Marshall

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Joe Bonamassa Shares His Vintage Marshall Amp Collection

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Legendary Amp Builder DR. Z Reveals Way Too Much!

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My Thoughts On The Fender Controversy

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Dave Mustaine's Favorite Albums of All Time | Vinyl Obsession
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Dr. Z Z-80 & 1961 Vox AC-30 Cranked! [Dan’s Amp Heaven?]

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The Most Unreal 3-Song Run in Guitar History? (Stevie Ray Vaughan Live)

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Dr. Z AMA: "How to use your Stand-by Switch"

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Vintage Dumble dlite ODS tube guitar amp repaired after 20 years Classic sound!

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What Happened to the Cox .049? | The Engine That Couldn’t Survive Modern Childhood

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Angine de Poitrine Sherpa | You WON'T Believe This Sound

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Dr. Z Z-40 Deep Dive! (THIS IS DIFFERENT!) Open 'er up!

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Output Transformers: A Discussion of Basic Principles

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Dr. Z Amps Overview with Brad Paisley

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