A very distinct sound from the A/C in the college I go to. Recorded on my handheld recorder. No filters added. Enjoy. JB.
空調系統_Interior.wav
聲道：2
類型：wav
handheld-recording、ambience、ambient、background、air-conditioning、ambiences、hum、general-noise、noise、C、building、A
手持記錄、環境、周圍、背景、空調、氛圍、哼、一般噪音、噪聲、C、建造、一個
資料來源：freesound ( https://freesound.org )