Based on the attached manual, Unity is a dual 3-input unity/averaging mixer with smart output normalling, so it can behave as:
It has three gain modes:
Because it mixes either audio or CV, this is very useful for melodic generation, especially when combining sequencers, quantizers, envelopes, LFOs, offsets, and transposition voltages.
Unity is not itself a pitch source, oscillator, or quantizer. Its role is to combine voltages. In melodic patching, that means it is ideal for:
In practice, Unity becomes a pitch-control hub.
In Unity Mode, each input is passed at full level. This is the most important setting for melodic CV, because pitch voltages generally need to preserve their original scale relationships.
Use this when combining:
If you patch:
Then Out 1 becomes:
sequence + transpose + vibrato
That output can go to a quantizer or directly to a 1V/oct input, depending on how controlled you want the melody to be.
In Averaging Mode, each input is attenuated to 1/3. This is described in the manual as ideal for audio because it preserves relative loudness, but it can also be musically useful for CV when you want to blend sources without large pitch jumps.
This is especially good for:
Patch into the top mixer:
In averaging mode, the sum is smoother and smaller than in unity mode. Send that to a quantizer and you get a coherent melody generator from simple sources.
In Split Mode:
This is a very practical live-patching mode.
You can use:
That means one Unity can support a complete melodic lane:
Top mixer
- sequencer CV
- keyboard transpose CV
- vibrato LFO
→ Out 1 to oscillator 1V/oct or quantizer input
Bottom mixer
- oscillator saw
- sub oscillator
- FM side tone
→ Out 2 to VCA/filter/audio path
This makes Unity useful as a compact “control + tone” support module.
The manual notes:
So Unity can become a 6-input summing mixer.
This is extremely useful for melodic CV construction.
Patch all six inputs with:
Leave Out 1 unpatched and take the result from Out 2.
Now you have a single “meta melody CV” made from six elements.
Best use cases:
Because Unity is not a precision adder, it’s best thought of as a creative CV combiner, especially before quantization.
Goal: a stable melody with motion
Patch - Unity in Unity Mode - Input 1: sequencer pitch CV - Input 2: offset or keyboard CV for transpose - Input 3: slow sine LFO - Out 1: to quantizer or oscillator pitch input
Result A sequence that can be transposed and gently animated.
Tip If the vibrato is too wide, attenuate it before Unity.
Goal: evolving melodic phrases
Patch - Unity in Averaging Mode - Input 1: stepped random CV - Input 2: slow triangle LFO - Input 3: envelope or decay CV - Out 1: to quantizer - Quantizer out: to oscillator 1V/oct
Result The quantizer turns the mixed CV into notes. Averaging mode keeps it from becoming too wild.
Goal: merge two melodic sources
Patch - Unity in Unity Mode - Input 1: sequencer A - Input 2: sequencer B - Input 3: gate-derived accent envelope to nudge pitch - Out 1: quantizer
Result A more complex composite melody. If one sequencer is slower, it acts like a transposition contour over the other.
Goal: add small melodic detail to a stable line
Patch - Input 1: bass sequence - Input 2: very small fast envelope - Input 3: subtle LFO - Unity Mode or Averaging Mode depending on intensity - Out 1: oscillator 1V/oct or quantizer
Result Your bassline gains slides, pushes, and micro-ornaments.
Goal: one dense melodic control signal
Patch Leave Out 1 unpatched.
Top inputs: - sequencer - random stepped voltage - slow envelope
Bottom inputs: - transpose CV - LFO - manual offset
Take Out 2 to a quantizer.
Result A deep, evolving melodic CV made from six sources.
Goal: build one complete melodic voice with a single module
Use Split Mode.
→ Out 1 to oscillator pitch
→ Out 2 to filter or VCA
Result One half shapes the notes, the other half shapes the timbre/body of the melodic voice.
Unity becomes most musical when paired with other module types:
Use Unity to combine: - main pitch line - secondary sequence for transposition - accent-derived pitch movement
This is one of the best pairings. Since Unity sums voltages freely, a quantizer after it turns mixed CV into usable scales and melodies.
These add: - vibrato - pitch drift - bends - phrase contour
These create: - generative melodies - note variation - pseudo-counterpoint
Great for: - live transposition - expressive pitch changes - performance interaction
Bottom section can sum audio sources while top section sums pitch CV in split mode.
If you are mixing a sequencer with transposition CV, Unity Mode is usually the right choice.
If the mix gets too extreme, average the sources and let the quantizer impose note structure.
This is probably the most performance-friendly setup: - top = CV - bottom = audio
Three full-strength CVs summed together can create very large voltage swings. If that causes melodies to jump too far: - attenuate inputs before Unity, or - send the result to a quantizer
Leaving Out 1 empty turns Unity into a 6-input mixer. This is one of the module’s most powerful melodic uses.
Unity is a compact but very useful melodic utility. It helps create melody not by generating notes itself, but by combining the voltages that define melody.
Its strongest melodic roles are:
In a Eurorack system, this makes Unity a small but powerful melody-shaping tool.