Posted for "Rienk Ayers" <rienk.ayers@sreyaaviation.com>:

 I don't know who may be doing that, but assuming you are using the Walter, I
 would highly suggest you look into installing the VR TLSM system, which can
 record all of the pertinent information about your flights.
 http://www.vravionics.com/tslm.htm
 They have some other neat stuff too.
 RA