New RGO ONE filter test on SSB

Noisy band on 20m allowed to test VBF crystal filter adjustment.
RGO ONE is equiped with additional 4-poles crystal variable filter. Narrowing band slightly reducing the noise on SSB.
It sounds nice isn’t it?

[@N4GW]

So how is it compared to the Elecraft

[@vu3mes]

Which model radio is this please, looks awesome 👍