
Anthony Easton
The Darkglass Microtubes B7K V2 bass preamp pedal features the following technical specifications:
- Input Impedance: 500kΩ
- Output Impedance: 1kΩ
- Current Consumption: ~26mA
- Voltage: 9V DC (Center Negative)
- Dimensions: Width: 94 mm / 3¾″, Length: 120 mm/ 4¾″, Height: 46 mm / 1¾″
- Weight: 320 g / 0.7 lb
Key features and controls include:
- Blend: Mixes the clean input signal with the overdriven signal
- Level: Sets the volume of the overdriven signal
- Drive: Sets the amount of saturation in the overdriven signal
- Grunt Switch: Sets the amount of low frequency content to saturate
- Attack Switch: Sets the amount of treble content to saturate
- Low, Low Mids, Hi Mids, and Treble controls with adjustable frequency bands
- Ground Lift, Direct Output, and Parallel Output options for connectivity
It is important to note that the Microtubes B7K V2 has a current draw of 26mA and should only be used with a regulated 9V DC adapter with a center-negative plug to avoid suboptimal noise performance and potential damage to the unit.
Watch the latest video demos and reviews for the Microtubes B7K V2 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 V2 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
$369.62

Brand New
$499.99

Brand New
$499.99

Brand New
$449.99

Brand New
$399.99

Brand New
$425.22

Brand New
$326.10

Browse through eBay listings for the Microtubes B7K V2 compiled in real-time. From vintage finds to brand-new units, see a variety of purchasing options. This automated collection helps you explore deals and find the right pedal at the right price.

Used
$249.99

Used
$531.80

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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