DTH Rocket
Well-Known Member
I just have a simple question that I couldn't answer with the instruction manual. I've never used this unit before.
When powering it up, after it does the high, low, high, low chirp thing, it gives a sustained high whistle. Is this what it is supposed to do?
When powering it up, after it does the high, low, high, low chirp thing, it gives a sustained high whistle. Is this what it is supposed to do?