Tag: 11456A

The HP 11456A Read Out Test Card is a nifty lit­tle test board that plugs into the HP 3470 series dis­play mod­ules. I real­ly wish that I had had one of these, before I start­ed work­ing on my faulty HP 34740A dis­play mod­ule.

Continue read­ing “Remake of the Hewlett Packard 11456A Read Out Test Card”