Here is a guide on how to setup K-Capture on a TDC650 to use VRS for corrections [PDF guide - K-Capture setup on a TDC650 to use VRS for corrections][1] [1]: https://hf-files-oregon.s3.amazonaws.com/hdpkorecgroup_kb_attachments/2023/08-11/24ef04e6-0cdd-44f4-809d-970efca50fb3/K_CaptureTDC650withVrs.pdf