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Average Price: $169

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$149

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Based on price data from 2 merchants for "Tiptop Audio BD909 Eurorack Analog Bass Drum Module". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Embrace the iconic beats of the past with the Tiptop Audio BD909 Eurorack Analog Bass Drum Module. This module brings the legendary TR-909 bass drum's thunderous power into the modular synth realm, ensuring your tracks resonate with that classic punch. Featuring the original 909 circuit, this module is not just a tribute—it's a full-bodied reincarnation of an '80s legend. The BD909 goes beyond nostalgia by incorporating modern enhancements for flexibility and creativity.

At the heart of the BD909 is a sine-wave-shaped triangle VCO, delivering the signature kick with precision. The module's design allows you to sculpt your sound with intricate control over attack, decay, and tuning, providing a rich palette of sonic textures. The Overload circuit is a standout feature, capable of injecting everything from subtle warmth to unrestrained chaos, all while you retain control via CV.

Whether you're laying down a crisp rhythm or crafting an experimental soundscape, the BD909's dynamic accent control and CV/gate compatibility offer unparalleled expressiveness. Its compact 8HP size ensures it nestles comfortably into any Eurorack setup, leaving you ample room for further creativity.

Key Features:

  • Authentic TR-909 bass drum sound in a Eurorack format
  • Original controls: Attack, Decay, Tune Decay, Accent, and Level
  • CV-controlled tuning and accent for dynamic sound shaping
  • Overload circuit for adding odd harmonics and distortion
  • Compact 8HP width, perfect for space-conscious setups
  • Includes ribbon power cable for easy integration

Product specs

Type Synth Bass Drum Module, Black
Analog/Digital Analog
Sounds Roland TR-909 Bass Drum
Controls Overload, Level, 2 x Attack, 2 x Decay, OSC Tune, Accent, VC-Tune
Analog Inputs 1 x 1/8" (accent), 1 x 1/8" (gate)
Analog Outputs 1 x 1/8" (BD)
Other I/O 2 x 1/8" VC-Overload
Depth 0.55" (14mm)
HP Size 8HP
Power Usage +12V/34mA, -12V/21mA
Power Supply Requires Eurorack Case and Power Supply

FAQs

What kind of sound can I expect from the Tiptop Audio BD909 Eurorack Analog Bass Drum Module?

The Tiptop Audio BD909 is designed to replicate the iconic bass drum sound of the Roland TR-909, known for its punchy and powerful kick suitable for electronic music genres like techno and house.

How does the Tiptop Audio BD909 module integrate into a Eurorack system?

The BD909 requires a Eurorack case and power supply to operate. It occupies 8HP of rack space and connects via standard 1/8" inputs and outputs, making it compatible with other Eurorack modules.

What controls are available on the Tiptop Audio BD909 to shape the bass drum sound?

The BD909 offers controls for Overload, Level, two Attack and Decay settings, OSC Tune, Accent, and VC-Tune, allowing for detailed customization of the bass drum's character and dynamics.

Is the Tiptop Audio BD909 suitable for live performances?

Yes, the BD909 is well-suited for live performances due to its robust analog circuitry and intuitive controls, providing reliable and dynamic bass drum sounds that can be easily adjusted on the fly.

Does the Tiptop Audio BD909 support CV control for modulation?

Yes, the BD909 includes CV inputs for both VC-Tune and VC-Overload, enabling modulation of these parameters from other Eurorack modules, enhancing its versatility in a modular setup.

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Tiptop Audio BD909 - 909 Bass Drum

Video thumbnail for Tiptop Audio BD909 - 909 Bass Drum by modularmodularmodular

Tiptop Audio BD909 - 909 Bass Drum

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Video thumbnail for Tech Talk #1: Tiptop Audio BD 909 by Matthias Reinelt

Tech Talk #1: Tiptop Audio BD 909

Matthias Reinelt

Matthias Reinelt

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Tiptop Audio BD909 Eurorack Analog Bass Drum Module.

Comparisons

  • The BD909 is preferred for authentic 909 emulation over Jomox's MBase, which has a broader sound palette but requires MIDI modulation for parameter changes.

    Source
  • The Endorphin.es Queen of Pentacles is praised for its techno-focused design, offering more CV control and a built-in filter and overdrive compared to the Tiptop TR series.

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Value and pricing

  • The BD909 and standalone MBase are priced similarly, making BD909 a more budget-friendly choice than the pricier eurorack alternative, Modbase 09.

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Use cases and applications

  • The BD909 is particularly favored by users seeking a dedicated 909-style kick module for eurorack setups, especially when space is limited.

    Source
  • The Hexinverter kickdrum module is favored for producing warm, full 808-style kicks and hardstyle sounds, with a saturation circuit for additional synth processing.

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Features and functionality

  • The BD909 offers straightforward parameter control without the need for MIDI, appealing to those who prefer hands-on modulation.

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  • The Queen of Pentacles lacks pitch control on samples, which some users find limiting despite its deep functionality and packed panel design.

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User experience

  • Prok BD module is considered space-efficient and versatile, offering varied sound possibilities, especially when paired with waveshapers or distortion units.

    Source

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