I don't think you'll blow anything up, but the impedence mis-match will likely eat the little signal you'd get through.
You may be able to buy or build a balun (1.5:1), but again, you'd be losing up to ~1/2 your signal. Depending on the length of the run to the antenna, and the distance you need to cover,you might be able to squeak something through.
Transferring Crash file from standby: Login to the Active WLC in HA.
From CLI: (Cisco Controller) >transfer upload datatype crash (Cisco
Controller) >transfer upload filename (Cisco
Controller) >transfer upload mode tftp (Cisco Controller) >transfer
This is the start of a display filter cross reference between Wireshark
and OmniPeek. The 1st installment is a table of advanced filters. More
filters will be added as time allows. It is a living doc, so check back
for changes every so often Please feel f...