Recently added a 3D-printed dummy 'Cox' cylinder head from a design found on Thingiverse:
Software Hacks Unlock Cheap Spectrometer
3 hours ago
Sunday, February 21, 2021
Update on Graupner Amateur
The
Graupner Amateur
built in 2014 is still flying.
It has become my go-to model for calm morning or evening outings to the field.
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