Some more details of this QRSS Grabber as of 5/7/2016:
Antenna is a ladder-line fed 80M sloping dipole, highest leg ~35'.
Receiver:
As you can see within this highly engineered receiver, Mechanical and Thermal stability, as well as tuning prescision have been given the greatest of consideration! ;)
The grabber computer, running Argo under WINE, upon Xubuntu Linux. (An Ubuntu variant.)
This will be replaced with a Raspberry Pi.