This is a New JOYO AT-03 Modulation Pedal from Joyo, listed in Modulation Pedals on Just Pedals. Read More below.
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The JOYO AT-03 is a modulation effects pedal. It is intended for adding movement and modulation effects to an instrument signal.
Key identified features include digital processing and tap-tempo control.
In the current JustPedals catalogue, Joyo is represented by Distortion Pedals, Overdrive Pedals and Amplifiers & Headphone Amps. Current listings include Cab Box, D56 Fuzz and D54 Delay. That makes the range relevant to players looking for drive, gain and clipping, plus time-based effects and ambience. Check each model for its exact circuit or processing platform, controls, power requirements and connections, particularly where the catalogue includes both pedals and supporting gear.
Modulation pedals vary pitch, time, amplitude or phase to create movement around the dry sound. Chorus, flanger, phaser, tremolo, vibrato and rotary-style effects all sit in this broad group, but their controls and signal behaviour differ. Rate sets speed; depth, feedback, waveform, mix and stereo routing determine intensity and space. Decide whether the pedal should sit before or after drive and ambience, then check headroom, tap or MIDI control, mono compatibility and whether the effect leaves the dry signal intact.
Digital products use conversion and processing to create, store or control the effect. This can provide presets, complex routing, repeatable algorithms, USB, MIDI and firmware features, but conversion, latency, power requirements and clocking depend on the design. Check the input and output levels, sample or impulse-response support, bypass behaviour and current draw when combining a digital unit with analogue pedals or a direct recording setup.
Tap tempo lets a player set delay, modulation, tremolo or looper timing by tapping a footswitch. The implementation may be a dedicated switch, an external input, MIDI clock or a combination, and the supported timing divisions vary. Check whether the tempo is stored, whether tap is momentary or latching, how quickly the effect follows changes and which blocks respond. Tap tempo is useful only when the control connection and timing range match the workflow.
