In a message dated 26/10/2009, gmvoeth@........... writes:

But  think not able to go higher than 10 bits since the lower two seem 
noisy and I  do not understand why since with no input but a dummy 5K resistor I 
see the  lower bits bouncing with no input at all.



Hi Geoff,
 
    Have you checked your electricity supply that line  really is line and 
return is ~zero?
 
    Regards,
 
    Chris Chapman






In a message dated 26/10/2009, gmvoeth@........... writes:
But=20
  think not able to go higher than 10 bits since the lower two seem noisy=
 and I=20
  do not understand why since with no input but a dummy 5K resistor I see=
 the=20
  lower bits bouncing with no input at all.


Hi Geoff,
 
    Have you checked your electricity supply that=
 line=20
really is line and return is ~zero?
 
    Regards,
 
    Chris Chapman