Description

Mid-80s Sequential Six-Trak 49-key 6-voice polyphonic synth, $1199!

The Sequential Circuits Six-Trak, released in 1984, is a notable analog synthesizer recognized for its early adoption of multitimbral capabilities and MIDI integration.

Key Features

  • Polyphony: 6 voices
  • Oscillators: 1 VCO per voice, offering sawtooth, triangle, and variable-width pulse waveforms
  • Filter: 24 dB/octave low-pass filter
  • Envelopes: Three ADSR envelopes per voice, dedicated to VCO, VCF, and VCA
  • LFO: Single LFO with square and triangle waveforms
  • Keyboard: 49 keys
  • Sequencer: 6-track, 800-note capacity
  • Arpeggiator: Up/down modes with latch function
  • MIDI: In and Out ports, supporting multitimbral operation

Design and Interface

The Six-Trak features a minimalist interface with a single data knob for parameter adjustments, requiring users to assign parameters before editing. This design choice reflects its era but may present a learning curve for modern users.

Sound and Performance

Despite its straightforward design, the Six-Trak delivers rich analog tones. Its unison mode combines all six oscillators for powerful monophonic sounds, while the multitimbral functionality allows each voice to be assigned to different MIDI channels, facilitating complex arrangements.

Historical Significance

As one of the first synthesizers to feature built-in MIDI and multitimbral capabilities, the Six-Trak played a pivotal role in the evolution of electronic music instruments. Its integration of sequencing and MIDI set a precedent for future synthesizers.

Legacy

The Six-Trak remains a respected instrument among vintage synthesizer enthusiasts, valued for its warm analog sound and historical importance in synthesizer development.

In summary, the Sequential Circuits Six-Trak stands as a landmark in synthesizer history, offering a blend of analog warmth and innovative features that continue to be appreciated by musicians and collectors alike.