Sorry John but thats not the hum I'm hearing..............mine is more of a flat bass hum, no vibration in the sound.
On Jun 16, 2:02 pm, "John Dawes" <[email protected]> wrote: > It is not possible to record the Hum as a sound wave for as a sound wave it > does not exist, however, it is possible to allow the energy of the Hum to > interact with a small vibrating mass and record the resulting modulation. > > Observations and measurements using this method have been described on my web > site at various times and most experiments have used a small mass fixed to > the end of a flat vibrating spring, however, to produce this recording a loud > speaker was used, the cone of the speaker becoming the vibrating mass. > > The movement of the cone is extremely small but can be readily detected > using a laser beam and photo electric cell. > > Note. This is not a simulation, whether or not it sounds like the human > interpretation of the Hum is irrelevant the purpose being to detect and > measure the energy responsible for causing the Hum</B> > > The original recording was made in WAV and then converted to MP3 because of > web space limitations > > To hear the recording go to > > http://www.johndawes.pwp.blueyonder.co.uk/hum1.htm --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Hum Sufferers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/hum-sufferers?hl=en -~----------~----~----~----~------~----~------~--~---
