

The Darkglass Microtubes B7K is a bass preamp pedal with 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
Features and Controls:
- 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 by
selecting between three different bass boost levels before the clipping stage.
- Attack Switch: Sets the amount of treble content to saturate.
- Low, Low Mids, Hi Mids, and Treble controls for adjusting frequency bands.
The pedal also includes various input and output options, including a ground lift control, direct output, parallel output, and a warning about the current draw of 26 mA and the requirement for a regulated 9V DC adapter with a center- negative plug.
Watch the latest video demos and reviews for the Microtubes B7K 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 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
$369.37
Brand New
$385.40
Brand New
$349.99
Brand New
$444.74
Brand New
$449.99
Brand New
$499.99
Brand New
$499.99
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