Trend price : 300€
Affordable analog polyphonic synthesizer with memory and Midi interface.
Overview
(weight: 10 Kg ) 61 keys.
Main panel features 38 buttons, 3 sliders and a data entry slider. On the left side there are a pitch bender with a 3-range switch and a button for LFO modulation retrig.
Back panel terminal connectors:
-
footswitch sustain input
-
clock input
-
stereo output
-
tape interface
- Midi interface
Voice
core is a 8-bits CPU Intel 8051 or 8031 manages 6 voices of polyphony. Each voice is composed by 2 DCO digital controlled oscillators.
Oscillator
-DCO1: saw / pulse /square
-DCO2:
saw / pulse /square /noise
Filter
based on IC IR3109, VCF is multimode:
- lowpass resonant
at -24 dB lowpass
- highpass
non-resonant
LFO
a single delayed oscillator (square, saw and sample & hold) and 2 destinations:
-
DCO pitch
-
VCF cutoff with
Envelope
a single EG model 4-segments ADSR controls 2 sections:
-
VCA amplifier with switch betweenEG / gate mode
-
VCF filter
Sequencer
each patterns holds 16
steps (max 128) with some edit facilities like Fill, Note insert (up to six) and Pause step. Tempo can be synched to external analog trigger by a +5V pulse signal.
Memory
-
32 RAM patches
- 32 ROM patches
Audio demo:
Video Clip:
Review
OK: filter / sequence / memory
NOT : slow EG / cannot use Midi and PG at same time
"Good polyphonic for modest budget and Midi is handy! programming is a bit uncomfortable but sequencer is just great"
Text , review, special demos copyright polynominal.com / Eric Pochesci