7. Straighten the radiosonde antenna. 
The RS41-D antenna is bent for packing purposes. Straighten the antenna before the
release.
Before you launch the radiosonde, you can return to the preparation phase by releasing
the strap around the radiosonde. The sounding software automatically returns to the
ground check phase.
If there is any delay in starting the sounding, for example, if you must wait before
launching the sounding balloon, you can switch the radiosonde 
o by pressing the
power switch. When you are ready to launch the balloon, switch the radiosonde back
on.
Chapter 3 – Operation
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