This is QUISK, a Software Defined Radio (SDR).
- Quisk can control the HiQSDR. 
- As a receiver it can use the SDR-IQ by RfSpace as a sample source.
- As a receiver it can use your soundcard as a sample source.
- Quisk can control SoftRock hardware for both receive and transmit.
- As a transmitter it can accept microphone input and send that to your
  transmitter for SSB operation.  For CW, QUISK can mute the audio and
  substitute a side tone.

WWW: http://james.ahlstrom.name/quisk/