SKU: 74388755600

Control Synthesis Deep Bass Nine - 1U Rack Mount Midi Synthesiser (TB303) - 240V

Sale price$436.05 Regular price$484.50
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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7

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Description

Control Synthesis Deep Bass Nine - 1U Rack Mount Midi Synthesiser (TB303) - 240VControl Synthesis Deep Bass Nine 1U Rack Mount Midi Synthesiser (TB303) 240V The Control Synthesis Deep Bass Nine (DB9), released around 1994, is a British made analog monophonic bass synthesizer designed as a MIDI controlled alternative to the Roland TB 303. Housed in a 1U rackmount unit, it features a single voltage controlled oscillator (VCO) offering sawtooth and square waveforms, and a 24 dB octave low pass filterdiffering from the TB 303's 18 dB

Control Synthesis Deep Bass Nine - 1U Rack Mount Midi Synthesiser (TB303) - 240V

The Control Synthesis Deep Bass Nine (DB9), released around 1994, is a British-made analog monophonic bass synthesizer designed as a MIDI-controlled alternative to the Roland TB-303. Housed in a 1U rackmount unit, it features a single voltage-controlled oscillator (VCO) offering sawtooth and square waveforms, and a 24 dB/octave low-pass filter—differing from the TB-303's 18 dB/octave filter—which contributes to its deeper, warmer sound character . The front panel provides ten dedicated knobs for parameters such as tuning, cutoff frequency, resonance, envelope modulation, decay, accent, and a hidden glide function. Notably, the accent effect is controlled via MIDI note velocity, influencing both filter frequency and amplitude . While the DB9 lacks onboard patch memory and a sequencer, it compensates with MIDI control capabilities and a built-in CV/Gate converter, allowing integration with pre-MIDI gear . Despite initial marketing as a TB-303 clone, the DB9 has been recognised for its unique sonic qualities, offering thick, full bass tones that sit well in a mix, making it a valuable tool for electronic music producers seeking a distinctive analog bass sound

Condition:

  • This is a used unit. 

  • Physically this unit is in great condition. It shows some general wear from use and age like some marks, nicks and scratches. Nothing major at all. 

  • This unit has been tested and it is 100% functional.

  • This unit is has been set up for 240VIt is ready to plug and play within Australia and New Zealand. You can change it to 120V by flicking the switch at the back with a flat head screwdriver. 

  • Please ensure the switch at the back is set for your countries mains power before powering on. 

  • This unit uses an IEC cable to power on. This cable is not included in the sale. 

  • This sale is for the unit only. Nothing else is included in this sale. 

Postage:

Your order will be processed within 5 business days.

If you are in a remote area you may incur extra fees. 

International import tax, duty, vat, custom fees or any other charges are not covered by us, nor included in the shipping fees. These are the responsibility of the buyer. 

Return Policy:

We do not accept returns for incorrect purchase or change of mind. 

Returns will only be accepted for manufacture defects / faulty items. Please contact us if you have any problems with your purchase and we will strive to work it out with you.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 74388755600

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Tech Dad
Lowell, US
★★★★★ 5
Great value: These are my go-to work from home shirt
Material Type: Recycled Polyester, Color: Blue, Size: X-Large
I’ve been pleasantly surprised by these shirts and wear them weekly for Zoom calls, since I’m still working from home these days. I figured at the price point it was worth trying them out, and now I’ve bought several in different colors. They aren’t super soft, but they are comfy and look nice. I’m 6’1” ~220 pounds, and the XL slim fit still has plenty of room. I imagine the regular cut is incredibly boxy and oversized. The difference between polyester vs recycled polyester is inconsequential. I typically buy expensive golf shirts, and these definitely aren’t as nice. They are a fraction of the cost though and a great “beater” work shirt / hang out shirt. It’s nice wearing something that looks and feels decent, but if something happens to it, you can toss and it and pick up another for the cost of a chipotle burrito.
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Reviewed in the United States on May 29, 2022
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Espresso
Bozeman, US
★★★★★ 3
Great price, not great quality
Material Type: Recycled Polyester, Color: Black, Size: Small
Simple, straight forward all black polo. I am a size medium woman (with some room since I don't like form-fitting) and bought a men's small. Fits perfectly for my frame. Long enough to tuck in for my part-time extra weekend job uniform. Also suitable for the golf course. A little thin, and if you hold it up to light you can sort of see through it. *Not* flowy, soft and smooth fabric like a rash guard/sun shirt - more structured than that. But it's cool and does the job for the price under $10.
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Reviewed in the United States on August 13, 2024
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Ken Strech
Dallas, US
★★★★★ 5
Recommend
Material Type: Recycled Polyester, Color: Dark Navy, Size: X-Large
Great fit, right price
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Reviewed in the United States on March 18, 2026
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Gwen
Phoenix, US
★★★★★ 5
Nice polo
Material Type: Recycled Polyester, Color: Dark Teal, Size: Medium
Fantastic polo shirt. Size was true to fit. Color is amazing. It’s soft and it has held up through washes since Christmas.
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Reviewed in the United States on March 14, 2026
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Al
Belleville, US
★★★★★ 5
Great shirt for the price.
Material Type: Recycled Polyester, Color: Electric Blue, Size: Large
Bought this for my son. Very nice shirt for the price, it is true to size and the color is the same as the picture. Would definitely buy it again. The material is good quality. No issues whatsoever
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Reviewed in the United States on May 19, 2026

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