Anyway, heres an hour or so of data collected from the GPS module
my house seems to be travelling a few knots, and hovering somewhere between 40 and 100 meters above sea level
Something's not right there... There's no way you should see that amount of fluctuation if you weren't moving it around. Was the log taken inside? If so, I'd suggest you try outside. If it's still bad, it could be a power supply issue or interference from something (what was supplying power to the Arduino?). I'll get the radio working with RTTY tomorrow eve and then we'll need to see about combining pins (we'll likely have to move some devices.
Something's not right there... There's no way you should see that amount of fluctuation if you weren't moving it around. Was the log taken inside? If so, I'd suggest you try outside. If it's still bad, it could be a power supply issue or interference from something (what was supplying power to the Arduino?). I'll get the radio working with RTTY tomorrow eve and then we'll need to see about combining pins (we'll likely have to move some devices.
ReplyDeleteThat was inside, by my back window, without an external aerial
ReplyDeletebeing powered from my main PC via usb