Train Sounds hotspot routing and electric hum brightener
sound effect · Peninsular Reveries
Used in: Train Sounds shared hotspot playback bus and the quiet harmonic layer tucked under the electric commuter hum route
Source: Generated in-browser with the Web Audio API
License: GPL-3.0
Modifications: Not applicable.
Notes: The recorded electric hum remains the primary sound. The synth layer only adds a faint harmonic edge so the cue reads more reliably on small speakers.
steam-train-whistle.wav
sound effect · gadzooks
Used in: Train Sounds Steam Flyer whistle hotspot
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed to a 1.42 second mono 60 kbps OGG whistle with light band-limiting and short fades.
EMD Steel Bell
sound effect · chungus43A
Used in: Train Sounds Steam Flyer bell hotspot
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed from the bell strike into a compact 0.82 second mono OGG and filtered to keep the ring clear.
single steam train chuff
sound effect · birdOfTheNorth
Used in: Train Sounds Steam Flyer drive-rod hotspot
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed into a 0.66 second mono OGG chuff with tight fades and mid-band focus.
Diesel Locomotive Horn - 2300 Class.wav
sound effect · JotrainG
Used in: Train Sounds Diesel Hauler horn hotspot
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed to a 0.84 second mono OGG horn burst with modest band-limiting and fade shaping.
Diesel engine idling
sound effect · chungus43A
Used in: Train Sounds Diesel Hauler engine-hum and wheel hotspots
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed into a 0.92 second mono OGG idle looplet and reused at a faster playback rate for the diesel wheel texture.
Air (or steam) pressure release
sound effect · brunoboselli
Used in: Train Sounds diesel, electric, and high-speed brake hotspots
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed into a 0.96 second mono OGG hiss and reused with slight playback-rate offsets across the brake cues.
Moscow Metro 81-717 two chime horn
sound effect · chungus43A
Used in: Train Sounds Electric Commuter horn hotspot
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed from the recorded preview into a 0.52 second mono OGG horn hit with short fades.
200/300Hz 81-717 BPSN hum sound
sound effect · chungus43A
Used in: Train Sounds Electric Commuter power-hum hotspot and the electric wheel variant
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed to a 0.96 second mono OGG hum with stronger mid-band filtering; the base clip remains primary while a very low-gain harmonic layer supports only the electric power-hum route.
Old Toronto Subway Chime
sound effect · chungus43A
Used in: Train Sounds Steam Flyer, Electric Commuter, and High-Speed Arrow passenger-door hotspots
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed into a 0.68 second mono OGG chime and reused with small playback-rate changes across the passenger-door cues.
Train horn, Departs
sound effect · OroborosNZ
Used in: Train Sounds High-Speed Arrow horn hotspot
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed into a 0.82 second mono OGG horn cue with light band-limiting and quick fades.
TRNHspd_High Speed, Pass-By, Passenger Train, Mono Mix, Recording_02_JW Audio
sound effect · JW_Audio
Used in: Train Sounds High-Speed Arrow wheel and power-hum hotspots
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed into a 1.34 second mono OGG pass-by and reused at a slower rate for the high-speed power-hum cue.
R20-33-Train Cars Coupling.wav
sound effect · craigsmith
Used in: Train Sounds Steam Flyer coupler hotspot and Diesel Hauler cargo-latch hotspot
Source: Freesound
License: Creative Commons 0
Modifications: Trimmed into a 0.64 second mono OGG clank and reused with a slightly slower playback rate for the cargo latch.