Ho comprato on-line questa scheda sonora esterna che dovrebbe migliorare la ricezione con il PMSDR. Una foto nello shack: e qualche informazione EMU 0204 USB Audio Interface Features -Portable USB bus-powered interface for Mac and PC with 2 mic preamps -Two 1/4" unbalanced outputs (1/2) -Stereo headphone output doubles as an assignable pair of auxiliary outputs (3/4) -Inputs: -1 Balanced XLR — 1/4" TRS combo jack -1 Balanced 1/4" TRS jack -1 Unbalanced 1/8" mic input with +5V power (in parallel with XLR mic input) -Two XTC Class-A, ultra-low noise, mic/line/hi-z preamps with up to 60dB of gain -The center of the XLR jack functions as a Hi-Z input for use with guitars, basses, keyboards, etc. -The 1/4” input also accepts a Hi-Z microphone with a 1/4” plug -Hardware zero-latency direct monitoring (mono or stereo) with continuously variable level control - 24-bit/192kHz A/D (AK5385) and D/A converters (AK4396), 113dB measured SNR performance -Sample ...