KENWOOD TS-440V 10W HF Ham Radio Transceiver Antenna Tuner Tested

When I turned it on, it blinked and the frequency was off, but after I left it on for a while, the frequency returned and I was able to send and receive.

Then the sun opened again and he turned on the switch.

It was off again. Also, if he left the switch on, the frequency would return and he could send and receive.