B-52 AT-100

4.5 (3)

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Page last updated Aug 10, 2025

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Description

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Unleash the power of your sound with the B-52 AT-100, a versatile guitar amplifier head designed to meet the needs of both stage performers and studio musicians. This 100-watt powerhouse combines traditional tube warmth with modern reliability, making it a staple for those who crave a robust and dynamic sound. The B-52 AT-100 is equipped with three distinct channels, each offering its own sonic character from clean to overdrive to high-gain distortion, providing the flexibility to shape your tone to perfection.

The clean channel delivers a pristine, shimmering sound that guitarists love, while the overdrive channel adds a layer of grit that can take you from bluesy licks to hard rock riffs. For the metalheads, the high-gain channel is ready to deliver crushing distortion without losing clarity. The amp's flexible EQ and presence controls allow precise tonal sculpting, ensuring you can dial in the exact sound you need for any genre or playing style.

Built with durability in mind, the B-52 AT-100 features rugged construction and high-quality components, making it a reliable companion for gigs and tours. The amp also supports a range of speaker cabinets, enhancing its adaptability to various performance settings. Whether you're jamming at home or performing live, the B-52 AT-100 offers the power and versatility to bring your music to life.

Key Features:

100-watt tube amplifier head
Three channels: Clean, Overdrive, High-Gain
Independent EQ for each channel
Built-in effects loop
Durable construction for reliable performance
Compatible with various speaker cabinets

Videos

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Vaughn Skow

B 52 AT 100 All Tube 100 Full Review

Vaughn Skow

Best Sleeper High Gain Amp? B-52 AT-100 Playthrough

Luke Kramer

B-52 AT-100 - MY BEST RECTIFIER TONE

surfacexmusic

B-52 AT-100 Demo by Jorge Oleas

Jorge Oleas

B-52 At 100

Fábrika Produções

B-52 AT-100 Head (Designed By Bruce Egnater) High Gain Metal Play Through

Jriff79 Guitar

Reviews

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about B-52 AT-100.

Setup and maintenance

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Owners recommend turning the gain volumes down and cranking the master up, then dialing in sound for optimal performance.
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Buzzing issues may arise after extended play, with troubleshooting often pointing to tube maintenance or replacement.
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Reversing reverb wires (Red to Black, Black to White) can resolve non-functional reverb issues.
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Comparisons

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The clean channel is noted to sound on par with Fender, crunch comparable to a Marshall Plexi, and distortion similar to a Mesa Boogie.
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Noted as a "poor man's Mesa," the amp is often compared to high-end models like Mesa Boogie for those on a budget.
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User experience

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Some owners find the amp too loud for home use over time, suggesting it may be better suited for larger spaces.
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Owners highlight the amp's heavy weight, making it potentially cumbersome for frequent transport or small spaces.
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Owners express confusion distinguishing between gain and tube breakup, indicating a learning curve for optimal sound customization.
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Features and functionality

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The amp allows switching between Class A, Class A/B, and Solid State amplification, providing versatility in tonal characteristics.
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Equipped with a channel-selectable Contour knob and bottom-end resonance knob, the AT-100 offers detailed tone shaping.
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Use cases and applications

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The amp's 100W power is deemed excessive for small environments, favoring use in larger venues or with a power soak for recording.
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Mods and upgrades

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Some owners suggest upgrading to uf5408 diodes for improved power handling and reduced switching noise.
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Disabling the reverb and checking the bias circuit are recommended for initial stability improvements.
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