detecting sensor
connecting to bridge…
Run
python3 lid-bridge.py
in Terminal
to unlock the real hardware sensor.
Or just wait — trying device orientation next.
🖥️
No Lid Sensor
⬇ get the bridge app
The real lid sensor isn't accessible from a browser.
A tiny local helper reads the hardware and streams the angle here.
⬇ lid-bridge.py
⬇ lid-sensor.swift
1. Download both files into the same folder
2. Open Terminal and run:
python3 lid-bridge.py
3. Reload this page — synth will connect automatically
Requires: Python 3.8 · Xcode CLI tools · MacBook Pro 2019+
↺ retry
use manual slider
← back to beni.win
LID SYNTH
This instrument uses your device's orientation sensor to detect lid angle.
Tap below to grant access.
Enable Sensor →
← back
LID SYNTH
← beni.win
lid angle
--
°
more open = higher
--- Hz
--
● sensor active
manual angle
⏻ power on
visualization
synth settings
waveform
∿ sine
⊓ square
⋀ saw
△ tri
root note
A2 — 55Hz
E3 — 82Hz
A3 — 110Hz
E4 — 165Hz
A4 — 220Hz
C5 — 262Hz
range
1 octave
2 octaves
3 octaves
4 octaves
scale
free
chromatic
major
minor
pentatonic
blues
glide
60 ms
vibrato rate
0.0 Hz
vibrato depth
0 ¢
filter cutoff
4.0 kHz
filter type
lowpass
highpass
bandpass
reverb
20%
distortion
0%
volume
72%
record
⟳ loop
↓ download
0:00