A really tiny solenoid wound on a coil form, with a pin as a freely movable core to do the tickling? Bob Ammerman RAm Systems (contract development of high performance, high function, low-level software) ----- Original Message ----- From: "Ed Browne, Precision Electronic Solutions" To: Sent: Friday, August 31, 2001 12:00 PM Subject: Re: [EE]: good vibrations > My pager vibrator would certainly be a very large spider. Can you excite a > tuning fork? Weren't there some watch mechanisms running on tuning forks? > Maybe my imagination ... > > -----Original Message----- > From: pic microcontroller discussion list > [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of John Walshe > Sent: Friday, August 31, 2001 10:29 AM > To: PICLIST@MITVMA.MIT.EDU > Subject: Re: [EE]: good vibrations > > > > > >Why not try a pulser circuit which pulses say 1 second of current into > >a self oscillating relay every 5 seconds? > > > >Hi voltage? I have a very nice circuit useing the lm3909,(you can also > >use transistors:) ) that produces about 100 volts at VERY low amps, > >and does indeed fell like a tickle. > > > Both of these are good ideas. I had thought of the high voltage also but as > I would not have direct skin contact I figure it's a non runner. The relay > though has me thinking. > > Thanks, > John > > -- > http://www.piclist.com hint: The list server can filter out subtopics > (like ads or off topics) for you. See http://www.piclist.com/#topics > > -- > http://www.piclist.com hint: The list server can filter out subtopics > (like ads or off topics) for you. See http://www.piclist.com/#topics > > -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics