Pricing and availability

We compare 600+ stores and found this item at 8 stores. Prices updated .

Sweetwater
4.5 (20)
$169.00
Guitar Center
4.0 (1)
$169.00
Amazon
4.0 (1)
$169.00
Reverb
4.0 (1)
$279.90 New
$119.42 Used
Thomann
4.6 (112)
$107.00 $105.00 $2.00 · All time low
Gear4Music
£109.00

Average Price: $164

Standard/Professional

$100

$501+

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Based on price data from 4 merchants for "Klark Teknik 3rd Dimension BBD-320 Rack Chorus". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Experience the lush, shimmering chorus tones that defined an era with the Klark Teknik 3rd Dimension BBD-320 Rack Chorus. This analog multi-dimensional signal processor revives the classic soundscape artists like Brian Eno and Stevie Ray Vaughan made legendary. At its core lies the authentic Bucket Brigade Device (BBD) technology, delivering that warm, rich analog sound with modern reliability.

The BBD-320's intuitive design makes dialing in vintage chorus effects a breeze. Forget complex controls—just four buttons guide you through a spectrum of sounds, from gentle warbles to intense modulations. Stack effects by pressing two buttons simultaneously for deeper, more intricate layers. A 10-segment LED meter ensures precise monitoring of your output, whether you're in the studio or on stage.

On the connectivity front, the BBD-320 doesn't disappoint. Equipped with servo-balanced ¼" TRS and gold-plated XLR inputs and outputs, it integrates seamlessly with any setup. Switch easily between stereo and mono modes to suit your musical needs. The rugged 2U rackmount chassis ensures it's ready for the road, delivering stunning chorus effects in any context.

Key Features:

  • Authentic BBD technology for vintage chorus sound
  • Pure analog signal path for superior sound quality
  • Simple four-button interface for intuitive control
  • Stackable chorus effects for layered sound textures
  • 10-segment LED meter for precise output monitoring
  • Servo-balanced ¼" TRS and gold-plated XLR inputs/outputs
  • Switchable stereo/mono operation
  • Rugged 2U rackmount chassis for durability

Owner's manual

Klark Teknik 3rd Dimension BBD-320 Rack Chorus User Manual

Product specs

Analog Inputs 2 x XLR, 2 x 1/4" TRS
Analog Outputs 2 x XLR, 2 x 1/4" TRS
Other I/O 1 x 1/4" TS (remote switch)
Height 3.5"
Width 19"
Depth 6.2"
Weight 5.5 lbs.

FAQs

What kind of sound can I expect from the Klark Teknik 3rd Dimension BBD-320?

The Klark Teknik 3rd Dimension BBD-320 provides a rich, analog chorus effect with a multi-dimensional spatial sound, reminiscent of classic 1980s chorus units. It excels in adding depth and movement to your audio signals.

How do I connect the Klark Teknik 3rd Dimension BBD-320 to my audio setup?

The BBD-320 features both XLR and 1/4" TRS inputs and outputs, allowing for flexible connectivity with various audio equipment, including mixers and recording interfaces.

Is the Klark Teknik 3rd Dimension BBD-320 suitable for live performances?

Yes, the BBD-320 is designed for both studio and live use. Its robust build and remote switch input make it versatile for live performance settings where hands-free operation is beneficial.

Does the Klark Teknik 3rd Dimension BBD-320 require external power?

The BBD-320 is a rack-mounted unit that requires standard AC power. It does not operate on batteries, ensuring consistent power delivery for reliable performance.

Can the Klark Teknik 3rd Dimension BBD-320 be used with instruments other than guitars?

Absolutely, the BBD-320 can enhance the sound of various instruments, including keyboards and synthesizers, by providing a lush chorus effect that adds depth and texture to any audio signal.

The Synth King

The Synth King

KLARK TEKNIK 3RD DIMENSION BBD- 320 - first audio demo

Video thumbnail for KLARK TEKNIK 3RD DIMENSION BBD- 320 - first audio demo by The Synth King

KLARK TEKNIK 3RD DIMENSION BBD- 320 - first audio demo

The Synth King

The Synth King

Video thumbnail for Klark Teknik BBD-320 Roland Dimension D Clone | 3RD Or TURD DIMENSION? by PresentDayProduction

Klark Teknik BBD-320 Roland Dimension D Clone | 3RD Or TURD DIMENSION?

PresentDayProduction

PresentDayProduction

Video thumbnail for Klark 3RD Dimension versus Roland Dimension D. The comparison! by Mixroom one Studio engineering, tips and tests.

Klark 3RD Dimension versus Roland Dimension D. The comparison!

Mixroom one Studio engineering, tips and tests.

Mixroom one Studio engineering, tips and tests.

Video thumbnail for Dimension D for $149?! Klark Teknik 3rd Dimension BBD-320 by Leon Todd

Dimension D for $149?! Klark Teknik 3rd Dimension BBD-320

Leon Todd

Leon Todd

Video thumbnail for KLARK TEKNIK 3RD DIMENSION BBD-320 versus BOSS (WAZA CRAFT) DIMENSION C, DC-2W (SDD-320 mode only) by The Synth King

KLARK TEKNIK 3RD DIMENSION BBD-320 versus BOSS (WAZA CRAFT) DIMENSION C, DC-2W (SDD-320 mode only)

The Synth King

The Synth King

Video thumbnail for Klark Teknik BBD320 | Part 1: Unboxing & Look Inside by Billy LaGuardia

Klark Teknik BBD320 | Part 1: Unboxing & Look Inside

Billy LaGuardia

Billy LaGuardia

Reviews

PROS

  • Faithfully captures classic 80's chorus feel and tone

  • Converts mono signals to true stereo with presence

  • Works well with both synths and guitars, versatile for studio use

  • Easy to use with simple button controls, no complex tweaking needed

  • Subtle effect that adds instant stereo width and depth to sounds

  • Balanced inputs and outputs minimize noise

  • Offers unique mixing capabilities to open up the middle of mixes

  • Durable build quality, reliable for long-term use

  • Provides a very musical sounding chorus effect

  • Cost-effective compared to original vintage units

CONS

  • Takes up significant rack space, not single rack space

  • Effect may be too subtle for those seeking dramatic alteration

  • Lacks a volume control for output level adjustment

  • Slightly less coloration compared to the original, could be a con for purists

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Klark Teknik 3rd Dimension BBD-320 Rack Chorus.

Features and functionality

  • The Klark Teknik BBD-320 offers higher headroom and more features than the Dim C Waza, maintaining subtlety even at maximum settings.

    Source
  • The BBD-320 lacks a depth control, which some users find limits its usability, as it remains too subtle in mixes compared to other chorus effects.

    Source

Comparisons

  • The BBD-320 is preferred over the TC 3rd Dimension for its superior headroom and stereo capabilities, making it unsuitable for bass when using the latter.

    Source
  • The BBD-320 is considered less impactful than the chorus in the Juno 60, which is praised for its pronounced effect in mixes.

    Source

Build quality

  • Despite its low price, the BBD-320 has high-quality components, with no signs of pre-use, suggesting a reduction in cost due to lack of testing.

    Source

Use cases and applications

  • The BBD-320 is ideal for stereo setups to add width without heavy detuning, unlike many 80s chorus effects.

    Source
  • The BBD-320 is not ideal for users needing prominent chorus effects, especially in studio setups prioritizing space for versatile gear like LA2As and Distressors.

    Source

Value and pricing

  • The BBD-320 is a remarkable value at $149, surprising many due to its rack format and quality sound.

    Source

User experience

  • Some owners plan to sell the BBD-320 due to its subtlety in mixes and the significant rack space it occupies, preferring more versatile gear.

    Source

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Artist usage

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See how NIVIRO uses Klark Teknik 3rd Dimension BBD-320 Rack Chorus

NIVIRO

Music Producer, DJ

...
Verified via YouTube

In the video "Spatial Moon Studios | My ultimate 2025 studio tour," at 5:12, NIVIRO discusses using the Klark Teknik 3rd Dimension BBD-320 analog multi-dimensional signal processor, which is placed in his compressor rack.

Genre Usage

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Used With

Based on how musicians on Equipboard use Klark Teknik 3rd Dimension BBD-320 Rack Chorus, it is most commonly used with the following gear.

1 alternative for Klark Teknik 3rd Dimension BBD-320 Rack Chorus, curated by the Equipboard community.

Roland SDD-320 Dimension D

 

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