Raspberry Pi 2B Wspr 20m 100mw Tx (crash hint)

Using https://www.tapr.org/kits_20M-wspr-pi.html WSPR TX Shield.

Software: https://github.com/JamesP6000/WsprryPi and Raspbian Jessie

If it keeps crashing after a few times, read https://github.com/JamesP6000/WsprryPi/issues/10

Works well.

Try sudo wspr -s -o -p -4.5 callsign locator -r 20 20m 0

Txs every other.