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PO-20 Pocket Operator Arcade - Image 1

PO-20 Pocket Operator Arcade

MicroDigitalPolyphonic

Did you know this little beast captures the raw thrill of 80s arcade cabinets, squeezing authentic chiptune drums, leads, and glitches into something that fits in your jeans pocket?

It's a digital polyphonic synth with 3 oscillators, 2 envelopes, and 2 LFOs driving 16 classic 8-bit sounds through a 16-step sequencer that stores 16 patterns—chain up to 128 for full songs, with step multipliers and chord chaining for 128 chord progressions like DM, Em, or sus4 voicings. Parameter locks let you tweak pitch, waveform, and more per step, while 16 punch-in effects add real-time flair: arpeggios (melodic, falling, octave), vibrato, portamento, echo, lowpass sweeps, fills, and glitches. Controls are tactile buttons under an animated LCD display, with a folding wire stand for desk play, built-in speaker, stereo 3.5mm audio out/headphone jack, audio in for jam sync, and AAA battery power for a month of portable action—dimensions are a slim 5 x 3 x 0.5 inches.

Players love how it sparks instant chiptune jams and pairs seamlessly with other Pocket Operators, though some wish for MIDI. It's a standout in the lineup for melody makers craving quick, hands-on arcade vibes without complexity.

Released

2016

Status

In Production

Synthesizer
Format
Micro
Type
Chiptune
Internal Battery
Yes
Voice
A/D
Digital
Polyphony
Polyphonic
Oscillators
3
Oscillator Type
-
Voices
8
Filter
No
Envelopes
2
LFO
2
Effects
punch-in effects, lowpass filter, arp, vibrato, portamento, echo, glitch
Expression
Aftertouch
No
Velocity
No
MPE
No
Additional
16-step sequencer, 8-bit sounds
Software
-
I/O
Audio In
1x 3.5mm
Audio Out
1x 3.5mm
Headphone
1
MIDI
-
MIDI Type
-
Ports
-
Wi-Fi
No
Workflow
Arpeggiator
Yes
Sequencer
Yes
Mod Matrix
No
Memory
-
Measurements
Dimensions
124 x 60 x 28 mm
Weight
0.1 kg
Last updated Mar 23, 2026