UDO Audio Super 6 ST49 Polyphonic Aftertouch Hybrid Analogue Synthesizer in Black

Brand

UDO

UDO is a modern British synthesiser manufacturer based in Bristol, focused on building high-end, performance-led instruments with a strong character of their own. The company was founded by George Hearn, formerly of Modal Electronics, and launched with a clear aim: create digital synthesisers that feel as immediate and expressive as classic analogue gear.

UDO are best known for the Super series, which use their proprietary binaural digital synthesis engine. This approach combines FPGA-based digital oscillators with analogue-style signal paths, delivering wide, animated stereo sound while keeping hands-on control at the centre of the experience. The instruments are designed to be played, not programmed endlessly, which has made them popular with touring musicians and sound designers alike.

For SynthForSale, UDO sits in the modern premium synthesiser category — forward-thinking instruments that blend cutting-edge digital technology with a very physical, musician-first design philosophy. They appeal to players who want something distinctive, expressive, and built for long-term creative use rather than mass-market trends.

Category

Synthesizers

Synthesizers generate pitched electronic sound through an oscillator or other sound source, then shape it with filters, envelopes, modulation and effects. This category includes analogue, digital, hybrid, mono, polyphonic, desktop and keyboard instruments, so the synthesis method and playing format matter as much as the name. Check voice count, keybed, aftertouch, preset storage, sequencer or arpeggiator functions, audio outputs and MIDI or CV connections. A synthesizer may be designed for expressive live performance, detailed programming, bass and lead work, or experimental sound design; the individual architecture determines how it fits a rig.

Tags

Analog

Analog indicates a signal path built mainly from continuous electrical circuits, often using analogue oscillators, filters and envelopes. Digital control, presets or effects may still be present, so check the individual instrument’s architecture.

Hybrid

Hybrid identifies an instrument that combines different synthesis or processing approaches, such as analogue signal generation with digital oscillators, effects, control or sequencing. The exact balance varies by model.

Polyphonic

Polyphonic means the instrument can sound multiple pitched notes at once. Voice count, allocation, envelopes, effects and note-stealing behaviour determine how chords and sustained parts respond in practice.

Synth

Synth identifies an instrument or module whose primary job is generating or shaping electronic tones. Read the model details for analogue, digital, hybrid, sample-based, modular, monophonic or polyphonic architecture.