Update 28/08/15, New version more light: *The last and final design, the Teensy and GPS is directly powered from 3.7v li-on batt, 20 hours 5hz…
HF Propagation
QRZ
Update 28/08/15, New version more light: *The last and final design, the Teensy and GPS is directly powered from 3.7v li-on batt, 20 hours 5hz…