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Darkglass Electronics Microtubes B7K 2.0 Analog Bass Preamp & Overdrive
Key item features
- Versatile Tone: Combines a preamp, 4-band active EQ, and overdrive, allowing bassists to precisely sculpt their sound across all frequencies.
- Dynamic Blending: Features a blend control to mix clean and overdriven signals, preserving low-end punch while adding warmth or heavy grit.
- Refined Saturation: Attack and Grunt switches further tailor the tone, enhancing pick attack and treble or adding low-end saturation and warmth.
- Integrated Connectivity: Includes a built-in DI output for direct connection to PA systems or recording equipment, and a parallel output for signal passthrough.
- Authentic Analog: The B7K's analog drive engine delivers rich, natural, and responsive overdrive, suitable for various genres requiring punch and depth.
- Road-Ready Design: Compact and durable, this pedal is built to withstand heavy use and easily integrate into any pedalboard.
Specs
- Guitar effects pedal typeOverdrive Pedals
- BrandDarkglass
- Power typeCorded Electric
- Digital/analogAnalog
- ColorMulticolor
- Weight0.5 kg
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About this item
Product details
Design and Tone. Perfected.
Tone crushing overdrive and super transparent modern sound is the essence of the Microtubes B7K. One of the most acclaimed Darkglass pedals in the bass community, it doesnt compromise the original sound of the instrument, but it enhances its presence in the mix.
Front Features
Blend
Mixes the clean input signal with the overdriven signal. The clean signal remains at unity gain while the volume of the overdriven signal is set by the Level knob, allowing for fine control of the blend ratio.
Level
Sets the volume of the overdriven signal.
Drive
Sets the amount of saturation in the overdriven signal.
Attack Switch
Sets the amount of treble content to saturate: The Boost setting emphasizes the treble content extra clarity and presence.
The Flat position leaves this register untouched while the Cut position will reduce the amount of high frequencies being saturated.
This new addition helps to keep the treble portion of the signal under control, specially useful when playing with new strings and/or cabinets with tweeters!
Grunt Switch
Sets the amount of low frequency content to saturate by selecting between three different bass boost levels before the clipping stage.
Low
+-12dB 100Hz
Low Mids Switch
This switch change the center frequency of the Low Mids from 1kHz to 500Hz.
Low Mids
+-12dB 500Hz
Hi Mids
+-12dB 1.5kHz
Hi Mids Switch
This switch change the center frequency of the Hi Mids from 3kHz to 1.5kHz.
Treble
+-12dB 5kHz
Input & Outputs
Output
Connect from the Output jack to the input of your amplifier or another effects pedal.
Ground Lift
Use this control to lift the ground of the XLR output. If you are experiencing ground noise in your DI signal, try changing this control.
Direct Output
A balanced version of the output, useful for running into PAs or studio mixing consoles.
Input
Connect your instrument or output from your pedal board to the mono jack.
9V DC
Only use a regulated 9V DC adapter with a center-negative plug.
Parallel Output
A passthrough for your input signal, useful for parallel processing.
- Powerful Tone Sculpting: Combines a preamp, EQ, and overdrive in one, allowing bassists to craft their ideal tone with precision and clarity.
- 4-Band Active EQ: Features bass, low mids, high mids, and treble controls, letting you shape your sound across all frequencies for a wide tonal range.
- Blend Control for Perfect Balance: Mixes clean and distorted signals, retaining low-end punch while adding overdrive, ideal for both subtle warmth and heavy grit.
- Attack and Grunt Switches: Tailor your tone further with Attack for enhanced pick attack and treble and Grunt for low-end saturation and warmth.
- DI Output for Studio & Stage: Includes a built-in DI output, making it easy to connect directly to PA systems or recording equipment without extra gear.
- Analog Drive Engine: The B7K's analog circuitry delivers rich, natural, and responsive overdrive, perfect for rock, metal, and any genre needing punch and depth.
- Compact and Road-Ready: Built to withstand heavy use, this pedal is tour-friendly and designed to fit easily into your pedalboard.
