Copyright 2010 Michael Ossmann

These files are part of Project Ubertooth.

This is a free hardware design; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

This design is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this design; see the file COPYING.  If not, write to
the Free Software Foundation, Inc., 51 Franklin Street,
Boston, MA 02110-1301, USA.

project code name: Artichoke

This is candidate to become Ubertooth Two.  It isn't finished yet.

hardware notes:

Schematic and layout files were designed in KiCad, an open source electronic
design automation package.

order of copper layers:
	Front
	Inner3
	Inner2
	Back

PCB description: 4 layer PCB 1.6 mm
	Copper        1   35 um
	Dielectric  1-2   0.35 mm
	Copper        2   18 um
	Dielectric  2-3   0.76 mm
	Copper        3   18 um
	Dielectric  3-4   0.35 mm
	Copper        4   35 um
DE104iML or equivalent substrate (Er=4.42@2.4GHz TanD=0.016)
double side solder mask black
double side silkscreen white
6 mil min trace width and
6 mil min isolation
