I WOULD LIKE TO FIND OUT IF SOME ONE HAS A SCHEMATIC TO BUILD 6 & 12 VOLT, NEG & POS GND VIBRATORS FOR OLD AUTOMOBILE RADIO'S; NEW ONES EXPENSIVE THESE DAYS.
THANKS FOR ANY HELP, ALLAN

Here's a link to rather lengthy post that covers that topic. The post contains a few schematics that might interest you so be sure to look it over in it's entirety.

Build a solid state vibrator

:Here's a link to rather lengthy post that covers that topic. The post contains a few schematics that might interest you so be sure to look it over in it's entirety.
:
:Build a solid state vibrator
:
:
Good link, Dennis. All the answers are there. I got my answer. I'll just pay the $30. :>)

::Here's a link to rather lengthy post that covers that topic. The post contains a few schematics that might interest you so be sure to look it over in it's entirety.
::
::Build a solid state vibrator
::
::
:Good link, Dennis. All the answers are there. I got my answer. I'll just pay the $30. :>)
: HI JOHN AND DENNIS, THANKS FOR ALL OF THE GOOD INFO; I THINK THAT I WILL CONTINUE PAYING THE $30.OO FOR NOW.

You could adapt this circuit:

http://www.eleccircuit.com/wp-content/uploads/2008/07/dc-to-ac-inverter-by-ic-555-and-tip41-tip42.gif

:I WOULD LIKE TO FIND OUT IF SOME ONE HAS A SCHEMATIC TO BUILD 6 & 12 VOLT, NEG & POS GND VIBRATORS FOR OLD AUTOMOBILE RADIO'S; NEW ONES EXPENSIVE THESE DAYS.
:THANKS FOR ANY HELP, ALLAN
: