pic: One of these is not like the other

[MechEng83]

[cdm-description=photo]42749[/cdm-description]

[MechEng83]

Very glad my students caught this before we wired it up to a PDP.

[Aren_Hill]

MechEng83,

Tell whichever student caught the wire flip good catch.

Shoot me an email at the address in my signature and we'll get a replacement sent your way.

-Aren