MICR Toner?

Just curious...

-Adam

John Ferrell wrote:

>A bare, spiral wire inside the tube, grounded at both ends works well.
>If you vacuum sweep up spilled iron toner beads without this you will see a
>lot of BIG arcs!
>John Ferrell
>6241 Phillippi Rd
>Julian NC 27283
>Phone: (336)685-9606
>johnferrell@earthlink.net
>Dixie Competition Products
>NSRCA 479 AMA 4190  W8CCW
>"My Competition is Not My Enemy"
>
>----- Original Message -----
>From: "John Pearson" <xero@CMC.NET>
>To: <PICLIST@MITVMA.MIT.EDU>
>Sent: Wednesday, July 02, 2003 6:29 PM
>Subject: [EE]: Dealing with static buildup
>
>
>I am measuring air pressures inside of plastic tubing with a battery powered
>microcontroller. Since the air is moving, it builds a static charge on the
>plasic tubing. My plastic pressure sensors (Motorola MPX) are connected to
>the tubing with vinyl tubing. I am wondering if there is a need to supply a
>discharge path for static buildup. I was thinking of some metal couplers on
>the plastic tubing, grounded with a wire to some ground point, like a water
>pipe. But perhaps I could just ground to the negative battery terminal?
>
>Thanks
>
>John
>
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