OHLA

Opto-Haptic Linear Attenuator • Interactive Prototype

See the Sound. Feel the Mix.

Prototype Features

Real-Time FFT Display

90mm × 8mm flexible OLED in fader track shows 24-band spectral analysis per channel.

Haptic Masking Alerts

Compares ALL channels. Any overlapping frequencies trigger haptic alerts on both faders.

Pan Knobs with Haptic Detents

Rotary pan control with center detent feedback. Feel center position without looking.

5 Accessibility Modes

Standard, Tactile (Blind), High Contrast (Deaf), Colorblind Safe, and Synesthesia.

Key Specifications

Display: 90×8mm Flexible AMOLED
Fader: 100mm travel, 10kΩ
Haptics: 2× LRA motors per fader
Pan Knob: Endless encoder w/ haptic detent
DSP: ARM Cortex-M7 @ 480MHz
Latency: <50ms total