User`s guide

User's Guide _______________________________________________________________________
14 ____________________________________________________________________M210295en-A
3. Set the radiosonde into the GC25 as shown in Figure 4 below,
for detailed instructions on conducting a ground check see
section Operation in the GC25 Ground Check Unit User's
Guide, refer to Related Manuals on page 4.
0212-244
Figure 4 RS92 Digital Radiosonde in GC25 Ground Check
Unit
4. Find the radiosonde frequency using DigiCORA III. For further
information, refer to the DigiCORA III User's Guide, refer to
Related Manuals on page 4.
5. Remove the radiosonde from the GC25 as instructed. Be careful
not to touch or hit the sensor boom.
6. Using your index fingers, pull the clips apart as indicated by the
arrows in Figure 5 on page 15, and bend the sensor boom
forward into flight position with your thumb.
CAUTION
When handling the sensor boom, be careful not to touch or hit the
sensors. When pressing the sensor boom into flight position, only
touch the bottom of the boom so as to not contaminate the surface.
See Figure 5 on page 15 for an illustration.