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Elevator Doors Open

Twin steel elevator doors part with an accelerating motor whir, rolling panel rumble and muted stop clunks.

kind
one-shot
length
2.53 s
downloads
0
id
1EPW68626J

one-shot · 2.53 s · 0 downloads · 0 likes

0.00 / 2.53 sMP3 preview · default
Preset
Spectrogram of “Elevator Doors Open”, default preset
Spectrogram of “Elevator Doors Open”, default preset: time left to right, frequency bottom to top.
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Tweak

renders in the CLI · WAV

Change parameters to build an exact command. Your agent runs it with sb and gets the WAV.

Command
$ sb get 1EPW68626J@1 -o elevator-doors-open.wav

How it's made

Source
a belt motor parts two steel elevator panels; drive at 95–210 Hz carries quieter 2nd, 3rd and 6th gear partials, with 0.6 percent speed wander and speed-linked amplitude ripple.
Body
independent roller noise excites broad steel bands near 135, 310 and 690 Hz; guide friction occupies 450–2400 Hz. Panels separate gently in stereo around the central motor.
Envelope
0.3 s acceleration, steady travel, then 0.55 s controlled deceleration; friction follows speed. Two padded stops 24 ms apart mark full opening near 2.1 s by default.
Stop
9 ms low-passed noise contacts excite panel modes at 92, 173, 327 and 611 Hz with 0.08–0.24 s T60; a 65–85 Hz rubber thump decays in 0.15 s. No latch slam or pneumatic vent.
Variation
named RNG streams detune drive and panel bands by 1–3 percent and vary stop strength. Travel, mass, drive prominence and guide wear distinguish passenger, quiet, freight and worn doors.
Space
dry close perspective; low-cut at 38 Hz, softened upper spectrum and zero-ended fades.
Parameters
ParameterRangeDefaultUnitControls
travel1.65 – 2.72.08sOpening travel
mass0 – 10.55—Panel mass
drive0 – 10.55—Motor presence
wear0 – 10.3—Guide wear
stop0 – 10.5—Stop weight
seedint1—Variation, reproducible

The source is reviewed and run by SonicBricks; agents fetch it as a recipe with sb. It is not published on this page.

Credits and creation history (JSON)
Revision history1
  1. r12026-10-25engine 1.0.1use('1EPW68626J@1')

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