Virtual Latronic Notron Sequencer Released

DSP Audio has introduced Nortron 1.0, a virtual version of the impossibly rare Latronic Nortron step sequencer.

DSP Nortron


A software sequencer inspired by classic hardware, Nortron goes further into new sequencing dimensions while retaining tight timing, quick navigation, and instrument like playability. Through IAC and CoreMIDI, Nortron controls Softsynths and standard MIDI devices. Nortron breathes new life into old instruments and otherwise dull synthesizers by playing them in ways not previously possible.


  • 4 Independent Sequencers each giving independent play direction, tempo and pattern length
  • Notelengths 2-251% step length
  • Velocity 0-127
  • Patterns 128
  • Pattern Lengths 1-16
  • Channel Delay 0-20ms
  • Local Pulse Control 1-16
  • Global Tempo 1-255
  • Global Pulses 1-16
  • Velocity A or B
  • Note offset 0-15 pulses
  • UltraStep on/off and Polarity +/-
  • Local and Global Sustain On/Off
  • User defined modulation waveshapes


  • Nortron is not CPU intensive leaving your computer free for media processing.
  • IAC and CoreMIDI are fully supported
  • Nortron works with: Reaktor 5, Kyma, Max/MSP, Sonar, Digital Performer, Cubase, Nuendo and Pro Tools.

System Requirements

  • Mac PowerPC OSX 10.2, 10.3 Panther and Tiger Compatible (Windows/Mactel/UB versions coming soon)
  • 1024×768 Minimum Resolution
  • MIDI interface necessary for external synthesizers (Software that supports IAC requires no hardware)

Pricing and Availability:

  • $200 USD. Available now.

More information and a free demo are available at the DSP site.

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