[sdiy] Tellabs Q81 or is it Ultronix Q81 or maybe Vishay Q81, no, Vishay U81.

[Ian Fritz]

At 07:49 AM 3/18/2005, Tom Arnold wrote:
>So, I kinda accidently ran across some info so I figured I'd share.
>
>
>Didnt someone ( Paul S? ) mention that the actual magic tempco number was
>actually +3350ppm?

Interesting info.

The magic number is 1/T, where T is room temperature in Kelvins.  So if you 
use T=298K, then the tempco is 3360 ppm/K.