HackRF One is a wideband software radio transceiver with a USB interface.
hardware notes:
Schematic and layout files were designed in KiCad, an open source electronic
design automation package.
order of copper layers:
Copper 1: C1F (front)
Copper 2: C2
Copper 3: C3
Copper 4: C4B (back)
PCB description: 4 layer PCB 1.6 mm
Copper 1 0.035 mm
Prepreg 1-2 0.2104 mm
Copper 2 0.0152 mm
Core 2-3 1.065 mm
Copper 3 0.0152 mm
Prepreg 3-4 0.2104 mm
Copper 4 0.035 mm
7628 prepreg with Er=4.6 (+/- 0.1)
required impedance: 50 ohm (+/- 5%) 11.55 mil microstrip impedance
double side solder mask green
single side silkscreen white
5 mil min trace width and
5 mil min isolation
