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EQ556 | SIX BAND PARALLEL EQUALISER

Original price was: CZK8 077.96.Current price is: CZK6 545.56.

500 Units246+
Discount-10%-15%-20%
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EQ556 | SIX BAND PARALLEL EQUALISER

  • Ultra-Smooth and Musical Six-Band EQ

  • New Parallel Filter Design

  • +/-9dB Boost/Cut Accurate Control

  • Total of Six Independent Bands

  • Each Band Has Two Frequency Settings

  • Separate Discrete Opamp for Each Band

  • Innovative HRK Circuit Design

  • High-Quality Selected Components

  • Coupled with Custom HRK Active Transformer

  • On-Board Voltage 500 Rack PSU Filters

  • Direct Sale – Save 30% on Distributors Fee!

EQ556 Six-Band Studio Equaliser

The Uncompromising Sound

Introducing the HRK EQ556, a six-band studio equaliser meticulously engineered to meet the demanding needs of modern studio environments.

This unique piece of equipment encapsulates the HRK’s commitment to delivering audio processing tools of quality and precision.

HRK move beyond conventional design to offer innovative solutions that empower audio professionals to realize their creative vision with an unmatched level of control.

At the core of the EQ556 is a new parallel filter design, a breakthrough that sets a new benchmark in audio equalisation. This innovative architecture ensures a coherent phase response across the audio spectrum, delivering a transparent and uncoloured sound that remains faithful to the original recording.

The EQ556 does not merely process audio; it refines sound with a level of musicality that is emblematic of HRK’s studio equipment.

EQ556 Introduction and Demo

Stereo Operation

EQ556 Key Features

Innovative Parallel Filter Design:
The EQ556 employs a novel parallel filter design, allowing for an intricate sculpting of sound without introducing phase issues. This design retains the integrity of the original sound, ensuring a pure, uncoloured audio experience.

Versatile Six-Band Equalisation:
With six bands of equalisation, the EQ556 offers a comprehensive control over your sound spectrum. Each band is carefully selected to provide the precise level of control needed for professional audio work.

Selectable Frequencies:
Each band features two selectable frequencies, offering you flexibility in shaping your sound. This feature expands the creative palette, making the EQ556 a versatile tool for any studio application.

Accurate Boost/Cut Control:
Improved +/- 9dB of boost/cut range provides a precise control over each band. This level of control is critical for achieving a balanced sound, whether you are on a recording, mixing, or mastering session.

Transparent Sound Profile:
The EQ556 is engineered to provide a transparent, non-destructive sound. It honours the original audio material while providing the control you need to make it shine.

High-Quality Selected Components:
At HRK, we believe in uncompromising quality. The EQ556 is built with selected high-quality components, ensuring a reliable, professional-grade performance and an enduring lifespan.

EQ556 Demo Video

HRK Active Transformer

Bart Hrk has developed a proprietary design for an Active Transformer, aimed at addressing the limitations of traditional passive transformers.

Traditional passive transformers are known to be vulnerable to electromagnetic interference, such as 50/60Hz hum and HF RF smog. Additionally, their frequency response is contingent upon load and source impedance, which adversely affects the overall performance of analog studio equipment.

The HRK Active Transformer is a game changer that not only resolves the issues associated with passive transformers but also retains and amplifies the desired characteristics of the transformer output stage. This includes the enrichment of harmonic content and the enhancement of tonal response.

What sets the HRK Active Transformer apart is its ability to deliver the rich, beloved sound that audio enthusiasts seek, including the harmonic content and tonal response, while simultaneously eliminating the drawbacks of passive transformers.

Specification:

  • Balanced Input – Impedance 20kΩ
  • Balanced Active Transformer Output – Impedance less than 50Ω
  • Frequencies: 80Hz/160Hz, 120Hz/330Hz, 660Hz/1.2kHz, 2.6kHz/4.8kHz, 6kH/10kHz, 12kHz/16kHz
  • Filters Type: LF Shelf, Bell, Bell, Bell, Bell, HF Shelf
  • Boost/Cut – +/-9dB – All Bands
  • Nominal Gain  – Knobs set to 12 o’clock – 0dB
  • Typical THD+N – Less than 0.02%@1k in 10Hz-22kHz BW
  • Noise Floor EQ Engaged – Less than -90dBu@10Hz-22kHz BW
  • Bandwidth at flat response  – 10Hz – 60kHz@-1dB
  • Maximum Output Level – +25dBu@0.1%THD
  • Power Consumption – Less than 60mA
  • Compatible with any standard 500 Rack