"My 2.4.1 board appears to have no micro traces in place (I have a second that is identical with no traces) and the UART does not work. Can connect with USB and flies fine, have a separate issue with the TX/RX LED's that I think may be related. Can…"
"The main issue that I found with the onboard GPS is that it is sensitive to anything that can shield the signal, which is above the GPS module (even the odd RC cabling) and secondly the proximity of the reciever, which in my case Optima 7, due to…"