Pip LFO

Compact analogue LFO and VCO

ALM Busy Circuits · 4 HP · 3U

Panel · 20.3 × 128.5 mm

Description

A compact all-analogue LFO in 4 HP with a wide range, voltage control, a reset input and a VCO mode: square, saw, triangle and sine outputs, the last three both bipolar and unipolar; in VCO mode it runs at audio rate and tracks V/oct over about 5 octaves.

Key features

  • Freq knob and Freq CV input, about 0.01 Hz to 30 Hz (20 kHz+ in VCO mode)
  • VCO button and its lamp, kept in the patch
  • Rst input: reset, hard sync in VCO mode
  • Square (0-8 V); saw, triangle and sine, each ±5 V and 0-5 V; the rate lamp

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