Pulsers

A-111-3 Micro Precision VCO Vintage Edition

Micro precision VCO / LFO

Doepfer · 4 HP · U3

Tune
XM
PW
XM
1V
LM
PM
SY
A111-3
uPVCO
VCO
LFO
0
1
2
3
4
5
7
8
9
10
0
1
2
3
4
5
7
8
9
10
0
1
2
3
4
5
7
8
9
10

Panel · 20.3 × 128.5 mm Drag to explore →

Description

Doepfer's precision VCO in 4 HP, the A-111-2's triangle-core circuit with fewer features, usable as a VCO or an LFO. Vintage Edition: black panel, black knobs.

Key features

  • Fully analogue triangle core (CEM3340), with a VCO / LFO switch: in LFO mode frequencies are about 1/500 of VCO mode
  • About 24 octaves in all, from 0.001 Hz to 20 kHz; 1V/octave tracking over at least 10 octaves
  • Tune control, 1V/oct input, exponential FM input XM with attenuator, linear FM input LM
  • Pulse width control PW and pulse width modulation input PM; sync input SY
  • Sawtooth, rectangle and triangle outputs; an LED for LFO mode

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