Moog Subharmonicon

Moog Subharmonicon - Polyrhythmic analog synthesizer with mathematical magic

The Moog Subharmonicon is no ordinary synthesizer - it is a creative sound laboratory that combines classic analog circuits with mathematical concepts. With its subharmonic oscillator structure and four independent rhythm generators, it produces polyrhythmic sequences and subharmonic oscillations that are unique in this form. As a semi-modular synthesizer in Eurorack format (60 HP), the Subharmonicon can be used both standalone and modularly - a tool for sound researchers, minimalists, composers and experimental musicians.

Moog - A synthesizer icon with a spirit of innovation

The name Moog is inextricably linked with the history of the synthesizer. Moog has been shaping the world of electronic music since the 1960s. With the Subharmonicon, the manufacturer is returning to its most innovative roots and presenting an instrument inspired by early electronic composition systems such as the trautonium and the rhythmic experiments of the 1930s. At the same time, the device offers state-of-the-art analog signal paths and precise control, packaged in a sturdy aluminum housing with elegant wooden side panels - typical Moog.

Technical details of the Moog Subharmonicon

At the heart of the Subharmonicon are two VCOs (Voltage Controlled Oscillators), each of which can be combined with two sub-oscillators - making a total of six oscillators. These generate subharmonic frequencies that are derived from integer divider ratios of the VCOs. This creates complex, overtone-rich sound patterns that go far beyond classic sub-oscillators.

The analog sound architecture includes:

• Sources: VCO 1, SUB 1, SUB 2 / VCO 2, SUB 1, SUB 2
• Filter: Self-oscillating ladder filter in 4-pole low-pass design (-24 dB/oct)
• Envelopes: Two simple EGs (attack/decay) for VCA and VCF

The combination of six oscillators and the classic Moog filter delivers warm, modular sound textures - from dark bass waves to metallic overtones and pulsating soundscapes.

Polyrhythmics thanks to four independent rhythm generators

What makes the Subharmonicon special is its rhythmic concept: four rhythm generators create polyrhythmic structures by dividing the master tempo by integer values from 1 to 16. These resulting pulses can be assigned to the sequencers and oscillators to generate complex patterns and rhythmic interweavings - from static patterns to constantly changing loops.

The two sequencers each have four steps that can be selected via quantization. Despite the small number of steps, the possibilities are almost endless, as the trigger points can vary constantly thanks to the polyrhythmic clock matrix. This type of step sequencing is particularly inspiring for minimalist compositions and self-developing patterns.

Clock inputs allow synchronization with external hardware (including MIDI clock), while the internal tempo ranges from 20 to 3000 BPM - perfect for everything from ambient to techno to experimental live performance.

Extensive patchbay for modular freedom

The Moog Subharmonicon has a 32-way patchbay (3.5 mm) with 17 inputs and 15 outputs. This allows the Subharmonicon to be fully connected to external modular systems, Eurorack synths or effects units. The patch points enable, among other things

• CV control of the oscillators and sub-oscillators
• Gate and trigger input for sequencers
• Modulation of the filter and VCA sections
• Clock and reset control

There is also a 3.5 mm MIDI input (dongle type A included), which can be used to feed in notes and clock signals - ideal for integration into DAW setups or MIDI controller-controlled performances.

Design and construction

The Subharmonicon also impresses in terms of build quality: aluminum rails, genuine wooden side panels and high-quality haptic controls underline the premium claim. Thanks to its compact dimensions (10.67 x 31.93 x 13.31 cm) and low weight (1.58 kg), it fits perfectly into any studio or live rack. Power is supplied via an external power supply and a Kensington lock provides security on tour if required.

Why it's worth buying the Moog Subharmonicon

The Moog Subharmonicon is not an off-the-shelf synthesizer - it is a creative sound tool with a completely unique musical approach. Anyone looking for new ways to explore rhythmic and harmonic structures will find it an inspiring instrument that is suitable for both studio experiments and live performances.

Whether as part of a Eurorack setup or as a standalone tool - the Subharmonicon impresses with its extraordinary sound aesthetics, flexible patchability and unmistakable Moog character. A must-have for sound designers, ambient musicians, techno producers and experimental sound artists.

Features:

• Semi-modular analog synthesizer in Eurorack format (60 HP)
• 2 VCOs with 2 sub-oscillators each (6 oscillators in total)
• Subharmonic frequency division based on integer ratios
• 4 rhythm generators for creating polyrhythmic patterns
• 2 sequencers with 4 steps each and selectable quantization
• Self-oscillating Moog ladder filter (4-pole, low-pass)
• 2 envelopes (VCF & VCA) with attack/decay control
• Clock range: 20 to 3000 BPM, MIDI clock, external clock
• 32-point patchbay (17 inputs, 15 outputs)
• 3.5 mm MIDI input (incl. type A dongle)
• 1/4" TRS headphone output + 1/4" TS audio output
• External power supply (incl. power supply unit)
• Kensington security slot
• Dimensions: 10.67 x 31.93 x 13.31 cm
• Weight: 1.58 kg

Specs:

• Color: Black
• USB-MIDI: MIDI
• MIDI Inputs: 1 Port
• MIDI Outputs: 0 Ports
• Type of sound generation: Analogue
• Type: Synthesizer
• Theme: Recording and Studio

Instruction manual / Safety instructions:

• Manual (14.34 MB)

Further links:

• Print View