TK Audio TK-lizer 2 LTD

The TK-lizer 2 is a mastering EQ with an M/S function, featuring three Baxandall bands with low Q, selectable high and low bands between shelf or peak, and a high pass filter with 12 frequencies. All controls are stepped for easy recall and precise settings. The TK-lizer 2 is electronically balanced for a clean path, making it perfect for fine-tuning your mixes.


  • Three Baxandall bands with low Q
  • High and low bands selectable between shelf or peak
  • High pass filter with 12 frequencies
  • All controls stepped for easy recall and precise settings
  • M/S circuit
  • Electronically balanced for a clean path

The TK-lizer 2’s wide EQ curves make it perfect to fine-tune your mixes. It is a Baxandall type of EQ, where high and low bands are selectable between shelving or peak, very useful for tuning your lows, mids, and highs. The TK-lizer 2 also has a built-in M/S function that lets you process the mid and side signals separately. You can also affect the stereo width of your music by using the level controls in M/S mode.

  • Q: 0.5
  • THD+N @ +4dBu: 0.003%
  • THD+N @ +26dBu: 0.0005%
  • THD @ +4dBu: 0.002%
  • THD @ +26dBu: 0.0005%
  • Frequency response: 20Hz-20kHz: +/-0dB
  • Frequency response: 20Hz-80kHz: -0.2dB
  • Max input level: +26dBu
  • Max output level before clip: +27dBu
  • Signal to noise ratio @ 0dBu: 94dBu
  • Dynamic range: 120dB

TK-lizer Version History

  • TK-lizer. (released June 2012)
  • TK-lizer 2. Internal update with slightly better high-end, HPF updated to 12 frequencies, new knob type. Full M/S encoder/decoder headroom. (released December 2018)

Band Details

Low Band:

  • Frequency: 28Hz, 48Hz, 72Hz, 132Hz, 195Hz, 255Hz
  • Peak or Shelf
  • Boost/cut: +/-4dB

Mid Band:

  • Frequency: 400Hz, 630Hz, 870Hz, 1.3kHz, 2.4kHz, 4.8kHz
  • Boost/cut: +/-4dB

High Band:

  • Frequency: 4kHz, 7.2kHz, 12kHz, 16kHz, 20kHz, 25kHz
  • Peak or Shelf
  • Boost/cut: +/-4dB

High Pass Filter:

  • Frequency: 20Hz, 25Hz, 30Hz, 35Hz, 40Hz, 45Hz, 12dB / octave
  • In/Out
  • Frequency x 5
  • Level +/-4dB
  • EQ in/out
  • M/S in/out
  • Cue switch for separate monitoring of the mid or side signal

Regulated, internal power supply with a toroidal transformer selectable between 115 and 230V.

Specifications and components may be changed or updated without further notice.