Tetra Multitimbral Analog Poly Synthesizer. Specifications.

Tetra Desktop Synthesizer Module

Multitimbral four-voice analog synthesizer
100% analog signal path
Two oscillators per voice (sawtooth, triangle, saw/triangle, square with variable pulse width) with hard sync
White noise generator
One classic Curtis low-pass filter (switchable 2- or 4-pole) per voice, self-oscillating in 4-pole mode
Analog VCAs
Three envelope generators (ADSR plus delay) per voice
Four LFOs per voice
Two sub-octave generators (one octave down and two octaves down) per voice
Feedback loop per voice with programmable level and gain
Four assignable performance controls per program
Gated 16 x 4 step sequencer (one sequence per program)
Arpeggiator
Fully programmable (free downloadable software editor for Mac OS and Windows)
512 programs organized into four banks of 128; 128 combos
I/O: USB 2.0 (type B receptacle), MIDI In, MIDI Out/Thru, Poly Chain Out, Audio Outs 1/Left, 2/Right, 3, and 4 (1/4" unbalanced), 1/4" Headphone Out
7.9” L x 5” W x 2.7” H (20.07 cm x 12.7 cm x 6.86 cm)
1.8 lb. (0.81 kg)

Not enough info? Download the operation manual [Tetra_Manual_v.1.3.pdf, 1.3 MB].