11 Royalty-Free Audio Tracks for "Ac Pha"

Ac 3 phace motor 220v 50hz for pump water. Zoom h1 2014. 03. 03 8:00.

Ac 3 phase motor 220v 50hz for pump water. Zoom h1 2014. 03. 03 8:00.

My first uplaoded fx ever :)this is a stereo recording for an air conditioner turning on and off.

Medium size non-window (ground) air conditioning unit starts up, runs, then shuts off.

Part of qso with i1ulj. He used home-brew tx - power only 3 watts. Good strength but ac modulation. My antenna low doublet 80 m. Recorded: nokia 6230i, trx loudspeaker - phone mic (ft-897, qth jn79nd).

Zoom h4 recording of an air conditioning vent in my room.

Weird rattling noise from the ac. . . . Recorded using a shure pg 58 mic.

Recording of 6 inch ac bell on 50hz supply. Using akg 451 and matu 828-3 interface. Typcall of bell used for school lesson change. Mic plaaced about 30 cm from bell. On carpet floor.

This is a synthesized power line hum sound of 50 hz. Made with video games or movies in mind. Synthesized using zynaddsubfx and lmms.

Noise of a solar power dc-ac inverter on a sunny day. A static hum with some kind of a rhythmic modulation. Sometimes other noises like a bird singing outside, however mostly the pure sound of the inverter. Recorded x/y stereo with at4041 mics into a pmd661 recorder. Eqed in fabfilter, there used to be a sine beep at 15. 8khz, inaudible for many people but it would have been even more annoying for those who can still hear it.

Aero commander 690 twin commander taking off moving left to right recorded with tascam dr-40x.