Taken from en: (released on Dec 16 2005 by MartinLing under GFDL)
An XK10 Club variometer manufactured by Cair Aviation, a popular type for use in gliders in the United Kingdom. This example is currently reporting a climb rate of just over 3 knots.
Taken from en: (released on Dec 16 2005 by MartinLing under GFDL) An XK10 Club variometer manufactured by Cair Aviation, a popular type for use in gliders in the United Kingdom. This example is currently reporting a climb rate of just over 3 knots. [[Ca