On 11/17/2005 at 12:43 AM Alberto Rubinelli - A2 Sistemi wrote:
 As soon as I touched the trimmer, I discover the
problem !! The cursor was
instable !! 
Congratulations!
One of life's hard-learned lessons:  On old equipment, pots, switches,
sockets and connectors are not your friends.
Cheers,
Chuck