===== ThedDirCntrs_a =====

<code>
 Definition of the HED directional counters, sub-type 'a'

 Version 1.0

 Level(s): 2

 Format(s): f10


 NOTE: There exists two types of direction (anisotropy) measurements for format f10:
         a) Original 'profile vectors': OSS-2.1 series, up to 11-Dec-1997.
         b) Phi-Theta counters tables: OSS-2.2 series, 12-Dec-1997 - 18-Apr-2000.
        ThedDirCntrs_a corresponds to the former.


 ThedDirCntrs_b::
    scHeader    : {TscHeader_a}   The header from the first period of the 4 period integration time
    channelSum  : ULONG           Sum of the particle channel in on-board E-PN counter table
    cntrs       : BYTE[120,2]     dx and dy -counter vectors



 VERSION HISTORY:

 1.0 - 2006-10-31

       First version for automated (on-need) structure definition (ER)

 
</code>



[[TscHeader_a]]