
Anthony Easton
The Microtubes B7K Ultra by Darkglass Electronics features the following technical specifications:
- Input Impedance: 1MΩ
- Output Impedance: 1kΩ
- Current Consumption: ~120mA
- Voltage: 9V DC (Center Negative)
Dimensions:
- Width: 125 mm / 4.92″
- Length: 96 mm/ 3.77″
- Height: 57 mm / 2.24″
- Weight: 430 g / 0.94 lb
The pedal includes various controls such as Master, Blend, Level, Drive, Attack Switch, Grunt Switch, Bass, Lo Mids, Hi Mids, and Treble, each with specific functionalities related to adjusting the overdriven signal.
Additionally, it offers an auxiliary input for practicing with backing tracks, a headphone output with cabinet simulation, a balanced XLR output with switchable cabinet simulation, and a 3.5mm stereo input for versatile connectivity options.
It is important to note that the Microtubes B7K Ultra has a current draw of 120mA and requires a regulated 9V DC adapter with a center-negative plug for optimal performance and to avoid potential damage to the unit.
Watch the latest video demos and reviews for the Microtubes B7K Ultra from YouTube. Stompbx updates this every six months to reflect the most popular reviewers and guitar pedal demos for each pedal.

Below are live Reverb listings for the Darkglass Electronics Microtubes B7K Ultra from Reverb. Stompbx automatically aggregates current offers to give you a quick look at available models, conditions, and prices. Perfect for comparing options and making an informed purchase.

Brand New
$499.99

Brand New
$499.99

Brand New
$423.10

Brand New
$449.99

Excellent
$319

Brand New
$465.75

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Check out the latest news and articles from around the pedal world.

Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton
Anthony Easton