Headphones output.

The Headphones output is a mirror of the Main outputs.

Main outputs.

All tracks are routed to the Main outputs.

External inputs.

Used for processing and filtering external audio.

CV/Gate Outputs.

The two dual CV/Gate outputs can be used to contol other analog gear.


The MIDI THRU and OUT ports also feature DIN sync. Both DIN 24 and DIN 48 are supported.

USB port.

Used for connecting the Analog Four to a computer.

DC in.

Connect the 12 v DC PSU to the Analog Four to start your adventure.

Power switch.

Used for powering on/off the Analog Four.

Master volume knob.

Sets the volume for the Main outputs and the Headphones output.

Level knob.

Sets the overall volume level of the active track.

LCD screen.

When you gaze into the Analog Four, the Analog Four gazes back into you.

Data knobs.

Used for altering parameters.

Track keys.

Selects the active track. Four synth tracks, one FX track and one CV/Gate track exist.

Song key.

Gives access to the SONG menu, where pattern chains can be structured to form longer compositions.

Chain key.

Use this key to quickly form pattern chains.

Tempo key.

Sets the overall tempo.

Yes and No keys.

Used for entering and exiting menus. The No button can also be used in combination with other keys to quickly reload Sounds, Kits and Patterns.

Arrow Keys.

When navigating in menus, these keys are used.

Performance key.

Opens the PERFORMANCE menu, where parameter macros can be set up.

Arpeggiator key.

Gives access to the track arpeggiators.

Note key.

In the NOTE menu detailed settings for the note trigs of the active track can be made.

Track parameter keys.

These six keys open menus containing all parameter lockable parameters of the active track.

Function key.

This key in combination with other keys give access to secondary functions. Secondary functions are printed in red text on the panel.

Bank group key.

Selects the active bank group. Two bank groups exist, A-D and E-H.

A/E key.

This button in combination with the Trig keys is used to select patterns in either bank A or E. The secondary function opens the TRIG MUTE menu.

B/F key.

This button in combination with the Trig keys is used to select patterns in either bank B or F. The secondary function opens the ACCENT menu.

C/G key.

This button in combination with the Trig keys is used to select patterns in either bank C or G. The secondary function opens the NOTE SLIDE menu.

D/H key.

This button in combination with the Trig keys is used to select patterns in either bank D or H. The secondary function opens the PARAMETER SLIDE menu.

Transport keys.

Used for controlling the playback of the sequencer.

Octave LEDs.

Gives information about in which octave range the Keyboard keys will play when pressed.

Keyboard keys.

These keys function like a mini-keyboard and are used for playing the synth and CV/Gate tracks. They are also used when adding note trigs to the sequencer. The secondary functions of the white keys give access to several menus, most importantly the KIT and SOUND menus.

Transpose key.

The active track can quickly be transposed up or down by pressing this key plus a Keyboard key.

Trig keys.

Used when entering trigs to the sequencer.

Page key.

Selects the active pattern page. The secondary function opens the SCALE menu, where the time signature and length of the tracks are set.

Pattern matrix.

The LEDs give information about the active bank group and bank.

Move your mouse over this Analog Four to find out what all the knobs and buttons do

The Sequencer

  • 4 synth tracks
  • 1 FX track
  • 1 CV/Gate track
  • 128 patterns
  • Up to 64 step per pattern
  • 128 Sounds
  • 128 Kits
  • 16 Songs
  • 6× arpeggiators
  • Individual track lengths
  • Swing, slide and accent functions
  • Track transpose
  • Micro timing
  • Parameter locks
  • Live friendly Performance mode
  • Sound-per-step change
  • Instant Pattern, Kit and Sound reload
  • Full real-time control


  • 128 Projects
  • 4096 Sounds (+Drive Sound Library)
  • 128 Sounds per Project (Project Sound Pool)
  • 128 Kits per Project
  • 128 Patterns per Project
  • 16 Songs per Project

Send Effects

  • Wideshift Chorus
  • Saturator Delay
  • Supervoid Reverb

Synth voice features (×4)

  • Fully analog signal path
  • 2× analog oscillators
  • Variable waveshape on all waveforms
  • Oscillator AM and Sync modes
  • 2× sub-oscillators
  • 1× noise generator
  • 1× 4-pole analog lowpass ladder filter
  • 1× 2-pole analog multi-mode filter
  • 1× analog overdrive circuit
  • Filter feedback
  • 2× assignable LFOs
  • 1× dedicated vibrato LFO
  • 2× dedicated waveshape LFOs
  • 1× amp envelope
  • 2× assignable envelopes
  • 2× dedicated LFO fade envelopes
  • 1× dedicated noise fade envelope
  • 1× dedicated vibrato envelope
  • 1× dedicated autobend envelope
  • 3× individual effect sends
  • Full MIDI support
  • Up to 4 notes of polyphony
  • Up to 4 part multitimbrality
  • Up to 4 note unison playback


  • 122×32 pixel backlit LCD
  • MIDI In/Out/Thru with DIN Sync Out
  • 2 × 1/4″ impedance balanced audio out jacks
  • 2 × 1/4″ audio in jacks
  • 1 × 1/4″ stereo headphone jack
  • 2 × 1/4″ dual CV/Gate outputs
  • 48 kHz, 24-bit D/A and A/D converters
  • Flash-EEPROM upgradable OS
  • USB 2.0 port

Balanced Audio Outputs

  • Headphones out level: +19dBu (55 Ω )
  • Main outputs level: +19dBu
  • Output impedance: 440 Ω unbalanced

Unbalanced Audio Inputs

  • Input level: +19dBu maximum
  • Audio input impedance: 9 k Ω
  • Digital S/N Ratio: 102dBFS (20-20.000Hz)

Electrical Specifications

  • Unit power consumption: 14 W typical, 24 W maximum.
  • Recommended power supply: 12 V DC, >2 A

Physical Specifications

  • Sturdy steel chassis
  • Dimensions: W340×D176×H63mm (13.4×6.9×2.4″) (including knobs and rubber feet)
  • Weight: approximately 2.35 kgs (5.18 lbs)