As part of my sounds collection i pulled my iphone at the london tube and recorded it while standing inside the cart. The recording is from the second i left a station until we got to the next one (including an opening doors). No process was done.
Recorded from inside a plastic tube scraped accross the floor, recorded using a self written app on my samsung galaxy phone, converted from mpeg v4 to mp3 using online-audio-converter. Com.
The microphone was placed inside a stainless steel metal box and placed in my shower. The shower rains onto the box and creates a rich, metallic resonance.
Internal shot of the subway wagon in rome. Acceleration, screeching of the wheels on the tracks, whistling of the wind from the windows. Opening and closing doors.
Ambient sound inside a train carriage waiting to leave richmond, london to go to stratford london. You can hear sound of other tube/train arriving on next platform, sound of two train drivers talking in driver's cab and low level sound of other passengers. There is also a nice ambient hum of inside of carriage.
Inside line 8 metro in paris, with open window. Biib, starting, 2 minutes trip beetween two stations, then opening doors. Some discreet voices. Paris, 2020. Recorded with zoom h2, ms positionstero wave, 48khz, 24bits.