This is well underway and the proxmark team and I have been smashing through the final stages of the design. Things were slightly delayed due to life getting in the way a little on my end. I’ll try and update the community soon with some preview pics asap! The final coil design is nothing short of amazing and I have tested it like mad.
Here is a sneak peek at one of the coil test rigs (the final design will obviously be much neater - this board is purely for testing):
