LimeSDR-USB Transmit with gr-limesdr

Here is the Quick Test result:

Here is the RX test signal:

Here is the TX carrier signal:
20180620_txCarrierSignal

Here is the TX test signal:
20180620_txTestSignal

I got the same results when I loaded the 18.06 firmware with Modules->Programming (it then downloaded the 18.06 firmware and installed it) with LimeSuiteGUI_20180613_1cb1723.exe