Originally Posted by
Flythebigsky
Probably doesn't happen often, but...... When I was flying out of Billings last night, I heard departure ask the departing gulfstream flight to turn there transponder on......... I'd doubble check that it's on your checklists......

Originally Posted by
Cruz5350
Maybe it had failed you know things break right? If it failed it could still be on and not transmitting kinda why we have 2 you know.
Or you might have to switch antennas. Does your airplane have an upper and lower antenna Cruz? Or you might have to cycle it - off/on. Has happened to me a few times. OR - they might have left it off. Yep - done that too even when it was on the checklist
USMCFLYR