Mike <erazmus@WANTREE.COM.AU> wrote:
>Anyone have much experience using ordinary 4cent diodes as temperature
>sensors ?

   I believe that Linear Technologies has an app note on this.  If
   memory serves, their circuit does not require calibration.  They
   drive the circuit with a square wave and measure delta Vbe which
   has well defined temperature properties.


--
Bob Fehrenbach    Wauwatosa, WI     bfehrenb@execpc.com