The -h dings when i go into dfu boot mode , the device manager has a flag on it to upgrade driver.
The issue , is simple , i reset on the software VNAsaver . 40 version for this example . i set up the freq range ,1.mhz to 4 mhz
Reset
I start the calibration assistant, all is well. . i hit save , i set up cont sweep , i get swr all over the place, 1.1, 5.5 etc
with the 50 ohm connected, i take off the 50 ohm the same thing all over the place . .
What is wrong ?