Very interesting! I had recently read the information on your website and, having all of the necessary pieces, had decided that I wanted to try to duplicate your project. But I was unsure whether it had really worked out to your satisfaction and whether you were still using the system. My questions are answered!
Perhaps I will get some time over the holidays to assemble a similar system and see if it works here in the remote reaches of the Midwestern US. Dave Witten Poul-Henning Kamp wrote: > I thought some of you might get a kick out of this too: > > I set up a shell-script to snapshot the tek4014 window from my > "AducLoran" receiver every few seconds. > > The I managed to get ImageMagick to turn a selection of those images > into an animated gif: > > http://phk.freebsd.dk/AducLoran/animation.gif > > The first 100 frames are 4-5 seconds apart, thereafter the rate drops > to 1 frame for each minute. > > Here is an initial allan deviation for the receiver, relative to > a free-running FRS-10 Rb: > > http://phk.freebsd.dk/AducLoran/allan_dev.png > > The red trace is the averaged off-the-air measurements by the receiver, > the green trace has the linear frequency drift of the Rb removed. > > More about the project here: > http://phk.freebsd.dk/AducLoran/AducLoran-0.2.pdf > > Poul-Henning > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
