If you think a universal (commutator and brushes) motor is loud, it's what you're NOT hearing that is loud, that is, the radio waves. This is a recording …
November 8th, 2010
The noise emitted by an Energizer 15 minute battery charger on Magnetic Field LF reception when tuned to 59 kHz Upper Sideband. In this recording WWVB (US government …
November 8th, 2010
The sound of a 20 year old 8 foot ice cream cooler starting up after not running for 30 minutes after it was running for 23 hours and …
November 8th, 2010
A small refrigerator at a hotel. You can hear the refrigerant running through the coils.
November 8th, 2010
The sound of the fans starting inside my friend's local convenience store's walk-in cooler. Recorded in 44.1kHz stereo with a Sony ICD-SX700 IC recorder on June 27, 2010.
November 8th, 2010