I saw a Keysight scope in this range (might have been the same one) at a trade show a few years back. The salesperson said people were using them with 77 GHz au

I saw a Keysight scope in this range (might have been the same one) at a trade show a few years back. The salesperson said people were using them with 77 GHz automotive radar systems. The display showed the scope doing real-time FFTs at that frequency.