Learntrix
8-Track 16-Step Sequencer · Live MPC Pads · Zero-Delay Web Audio DSP

808 Beat Pad & Step Sequencer

Create Atlanta trap, hip-hop, and house beats directly in your browser. Real-time synthesized 808 sub kicks, snares, hats, and cowbells with live MPC pads and WAV loop export.

BPM:
Presets:
Live MPC Trigger Pads (Tap or use keys 1-8 / Q-W-E-R / A-S-D-F)Zero Latency Web Audio
16-Step Rhythm Sequencer (4 Beats × 4 Steps)
Active Step: Stopped
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How the 808 Trap Sequencer Works

The Roland TR-808 rhythm composer revolutionized hip-hop, trap, and dance music. This browser synthesizer generates punchy transients, sub-bass sweeps, and filtered noise pulses natively with sub-millisecond accuracy using the Web Audio API.

Lookahead Scheduler

Unlike unstable JavaScript `setInterval`, Web Audio schedules audio events precisely against hardware audio clocks, eliminating tempo jitter.

Sub-Bass Sweep

The 808 sub drops rapidly from 155 Hz down to 42 Hz with a 650 ms exponential decay for authentic chest-rattling bass.

Direct WAV Export

Renders your 16-step sequence directly into a lossless 44.1 kHz 16-bit stereo WAV loop for use in FL Studio, Ableton, or Logic Pro.