4 ms·
>A six degree of freedom inertial unit was $125,000 in 1970 and resolved differences of .1G. A 9 degree of freedom unit from Sparkfun Electronics [1] is now $12
by schiffern 14y ago
>A six degree of freedom inertial unit was $125,000 in 1970 and resolved differences of .1G. A 9 degree of freedom unit from Sparkfun Electronics [1] is now $125, and reliably resolves 1/4096'th of a G.
And the 1970s one weighed a lot more than 3.52 oz!
http://i.imgur.com/nrm2fUb.jpg http://i.imgur.com/nrm2fUb.jpg
- ChuckMcM 14y agoSo true, so true.
- Gravityloss 14y agoThat's still peanuts in rocket money and scale. All these things could have been done earlier if the politics was different. DC-X used F-15 gyros / guidance with some software tweaks for example.