2:02
EMF buzzing magnetic field tone from a Space Echo transformer - sustained electrical hum on and off 2.
2:01
EMF buzzing magnetic field tone from a Space Echo transformer - sustained electrical hum on and off 1.
1:59
EMF buzzing magnetic field tone from a Space Echo circuit board - varied passes by electrical components - ...
1:14
EMF buzzing magnetic field tone from a Space Echo transformer - motor Doppler passes - varied slow and ...
1:39
EMF buzzing magnetic field tone from a Space Echo transformer - cable port - position 2 - low level motor, ...
0:09
Raw tone is fed into faulty or worn out speaker playing 50 hertz triangle wave at volume sweep, slow.
0:04
Raw tone is fed into faulty or worn out speaker playing 50 hertz triangle wave at volume sweep, fast.
0:10
Raw tone is fed into faulty or worn out speaker playing 50 hertz triangle wave, constant at volume 2.
0:23
Raw tone is fed into faulty or worn out speaker playing 50 hertz triangle wave, constant at volume 1.
0:02
Raw tone is fed into faulty or worn out speaker playing 50 hertz sine wave at volume sweep, medium.
0:02
Raw tone is fed into faulty or worn out speaker playing 50 hertz sine wave at volume sweep, fast.
0:16
Raw tone is fed into faulty or worn out speaker playing 50 hertz sine wave, constant at volume 1.
0:59
Electric massager - mid-range whirring, consistent (1).
0:48
Electric massager - moderate whirring, consistent
1:00
LFE test tone oscillator. 50hz 60 seconds at 12db.