I just bought a G30 and have gigged it twice.  On the first occasion, there were a couple of dropouts, but last night it got really flaky.  Not only did I have multiple dropouts, but on three or four occasions, it stopped working altogether, and I had to switch the transmitter off and back on to get it working again - not what you want to be doing mid-song!  I'd checked the battery status indicators on both the transmitter and the receiver, and both were showing green.   On examining i