Hi Helmut, Doug W5WC's RX2 PowerSDR program already implements the step attenuator. Enable it via the Setup > Options menu. 73, Joe K5SO On Dec 1, 2012, at 2:48 PM, Helmut, DC6NY wrote: > Hi Joe, > > how can I operate the DAT with Hermes v2.0? Can we expect updates of PWSDR? > Thanks for short info. > > 73, Helmut, DC6NY > 1354398988.0