1) Download Virtual Audio Cable Software 2) Download HDSDR Software ### In VAC Control Panel 1) Set Cables to 2 2) Set Cable Params -> SR to 192000 in both drop downs 3) Tick Volume Control (otherwise you will be stuck on 48 kHz) ### In Windows Manage Audio Devices 1) Line 1 (Virtual Audio Cable) set to 192000 sample rate in advanced settings 1) Line 2 (Virtual Audio Cable) set to 192000 sample rate in advanced settings ### In HDSDR 1) Pick a FM .wav file (or live FM) 2) Select FM 3) Set Soundcard RX Output to Line 1 (Virtual Audio Cable) 4) Set Bandwidth to 192000 on input and output ### In VAC Audio Repeater KS (Kernel Streaming) 1) Wave In: Line 1 (Virtual Audio Cable) 2) Wave Out: Line 2 (Virtual Audio Cable) 3) Sample Rate 192000 ### In VAC Audio Repeater MME (if you want to hear the station audio) 1) Wave In: Line 2 (Virtual Audio Cable) 2) Microsoft Sound Mapper 3) Sample Rate 192000 ### In RDS Spy 1) Input Audio Device: Line 2 (Virtual Audio Cable) 2) Set Input Mode: Direct RDS/MPX This wires up it up like: HDSDR -> VAC1 -> VAC2 VAC2 -> RDS Spy VAC2 -> Speaker I can't get it to work without the 2 VAC's Don't forget HDSDR can work with FUNcube Dongle Pro+ as well as read a number of .wav file formats including those from Perseus FM+.