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Bogner Uberschall Ultra MK2 6L6 100W Tube Guitar Amp Head Black
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Gold Coverage Protection
Gold Coverage goes above and beyond the manufacturer's warranty to protect your gear from unexpected breakdowns, accidental damage from handling and failures. This plan covers your product for one, two, three or up to five years from your date of purchase, costs just pennies per day and gives you a complete "no-worry" solution for protecting your investment.
Gold Coverage Includes:
- Unexpected and unintentional spills, drops and cracks
- Normal wear and tear
- Power surges
- Dust, internal heat and humidity
Other plan features include:
- For products over $200, No Lemon Policy applies. If it fails for the same defect 3 times, it is replaced on the 4th breakdown. (Does not apply to failures due to drops, spills, and cracks)
- For products under $200 experiencing the above failures, a Musician's Friend gift card will be issued for the full price of the product + tax.
- Shipping fees covered if required for repair or replacement
- Plans are transferable in the event merchandise is sold
- Plans are renewable on new gear
*Limitations and exclusions apply. See terms and conditions (Opens in new window) for program details
Term for New Gear begins on date of purchase but does not replace the store return policy or manufacturer coverage.
A 100W tube amp head with searing gain and tonal versatility.
Engineered for players who demand uncompromising power and precision, the Bogner Uberschall Ultra MK2 6L6 100W tube guitar amp head delivers the next evolution of high-gain performance. Driven by six preamp tubes and four 6L6 power tubes, this all-tube design unleashes up to seven cascading gain stages, producing everything from articulate cleans to punishing distortion with exceptional clarity and depth. Dual independent channels—Natural and Dirty—provide expansive tonal control, offering Clean, Crunch, Uber, and Ultra modes along with a unique Metamorph control for tailoring tightness and response. A 4-button footswitch allows seamless control over gain boost, channel selection, master volume, and the effects loop, giving players command of their tone mid-performance. Built within a welded steel chassis and housed in an 18mm plywood cabinet, the Uberschall Ultra MK2 balances raw sonic aggression with refined craftsmanship. Designed for professional musicians and tone connoisseurs alike, it stands as a testament to Bogner’s legacy—delivering precision, dynamics, and unmistakable authority on every stage or in every studio session.
Dual Channels Offer Unparalleled Tonal Range
The Bogner Uberschall Ultra MK2 offers two distinctive channels, each designed for ultimate tonal flexibility. The Natural channel features Gain, Bass, Middle, Treble, and Volume controls, plus a 3-position mode switch for dialing in Clean, Crunch, or Uber tones. The Dirty channel takes things further with a Metamorph control for tightness, a voicing switch for tonal shaping, and three high-gain modes: Crunch, Uber, and Ultra. Whether you’re crafting smooth cleans, thick rhythm crunch, or searing lead tones, this amp lets you shape every detail to meet your musical vision.
All-Tube Design for Unmatched Clarity and Power
At the heart of this Bogner amp is its all-tube design, utilizing six preamp tubes and four 6L6 power tubes for unparalleled sonic depth and clarity. With up to 7 cascading gain stages, the Uberschall Ultra MK2 delivers precision and power for everything from pristine cleans to high-octane distortion. This design brings out every nuance in your playing, making it perfect for intricate riffs, bold chords, or face-melting solos with seamless transitions.
Footswitchable Features for Effortless Control
The Uberschall Ultra MK2 comes with a 4-button footswitch, giving you complete control over gain boost, channel switching, effects loop, and master volume settings on the fly. The footswitchable effects loop includes an always-active send level control for seamless integration with your pedalboard. With its flexible features, this amp head ensures an intuitive playing experience, whether you're switching channels or engaging the gain boost for solos.
Rugged Construction for Professional Performance
Crafted with Bogner’s signature attention to quality, the Uberschall Ultra MK2 is built to withstand demanding performances. Its welded steel chassis and durable 18mm plywood cabinet ensure long-term durability, while the custom metal grille adds a touch of signature style. The robust internal construction, including hand-soldered flying leads and premium transformers, guarantees reliability and tonal integrity. This amp head is designed to accompany you from practice sessions to high-stakes gigs with complete confidence.
Bogner Uberschall Ultra MK2 Inspires Sonic Brilliance
The Bogner Uberschall Ultra MK2 6L6 100W tube guitar amp head is an ideal tool for guitarists who demand precision and raw power. Its customizable dual channels, all-tube design, and advanced control options offer endless tonal possibilities for stage and studio use. Whether you’re chasing modern high-gain tones or exploring pristine cleans, this amp lets you craft a sound that is uniquely yours. With the Uberschall Ultra MK2 in your setup, experience the perfect blend of innovation, power, and tonal excellence.
Features
- 100W tube power with EL34 tubes delivers high output and dynamic response
- Dual-channel design offers clean, crunch, and ultra-high-gain modes
- 7 cascading gain stages provide aggressive tones for modern metal
- Channel 2 includes tightness and voicing controls for tonal precision
- 3-band EQ on each channel shapes lows, mids, and highs
- Footswitchable gain boost adds extra saturation to any channel
- FX loop with adjustable send level integrates effects seamlessly
- Master volume, presence, depth, and density controls for total tone control
- Line-out simplifies direct recording or cab-free performance setups
- Rugged construction with custom metal grille for reliable stage use
Unleash unmatched power and precision with the Bogner Uberschall Ultra MK2 6L6 100W Tube Guitar Amp Head—crafted for crushing riffs and limitless tonal versatility.
Uberschall Ultra MK2 6L6 100W Tube Guitar Amp Head Specifications:
General- Product type: Tube guitar amplifier head
- Series: Uberschall Ultra MK2 EL34
- Model: Bogner Uberschall Ultra MK2 EL34 100W Tube Head
- Power output: 100W
- Amplifier type: All-tube
- Channels: 2 (Clean/Crunch/Über and Crunch/Über/Ultra)
- Limiter: None
- Tubes: 6 x 12AX7
- Gain stages: Up to 7 cascading gain stages
- EQ: 3-band EQ per channel
- Tubes: 4 x EL34
- Global controls: Presence, depth, and density
- Presence frequency switch: 3-position
- Channel 1 controls: Gain, bass, middle, treble, volume, bright switch
- Channel 2 controls: Gain, bass, middle, treble, volume, metamorph (tightness), voicing switch (Doom, Focused, Bright), Tight/Fat switch
- Master controls: Master volume (footswitchable), presence, depth, density
- Additional controls: Gain boost, send level, voicing and mode switches
- Inputs: 1 x 1/4" instrument input
- Outputs: Speaker outputs, line out (non-frequency corrected) with level control
- FX loop: Footswitchable with send level control
- Footswitch: 4-button (channel select, boost, 2nd master volume, FX loop)
- Cabinet material: Heavy-duty wood with metal grille
- Finish: Black Comet Tolex with custom metal front grille
- Dimensions (W x D x H): 29.5" x 11.5" x 10.5"
- Weight: 52 lb.
- Included accessories: 4-button footswitch
- Matching cabinet: 412 cab available separately
- Country of origin: Germany
Questions & Answers
Do you have questions about this product?
- Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
- Orders placed before 3 p.m. ET usually ship the same business day.
Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.
Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.
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