[sdiy] Magnetic field

[Roy J. Tellason]

On Sunday 01 August 2004 05:46 pm, Tom Arnold wrote:
> I know I've seen them in a databook somewhere but cant find them.
>
> I'm looking for a little surface mount device that will measure the
> strength of a magnetic field.  This ring any bells with anyone?
>
> The one I remember was physically very tiny, about 4mm square, 4 leads 2
> for power 2 for signal out.

You talking about a Hall Effect sensor?