On 01/05/2013 11:09, Martin Brown wrote:
I still recall discovering how my Ronson electric razor was supposed to
work when I first visited the US. A crap design that relied on a 60Hz
mechanical resonance. I have used Braun or a wet shave ever since.

Last Braun I had had an interesting musical twist. When you turned it
off as the oscillation stopped it went up a few notes - almost as if it
had a natural 60Hz oscillation...

Use Philips now.

Andy