Griffin Technology today announced plans to develop radio SHARK HD, a digital table top radio for Mac and PC with HD Radio technology. radio SHARK HD — like Griffin’s radioSHARK and radio SHARK 2 — will house a radio tuner in a “shark fin” that connects to the USB port of a Mac or PC. With radio SHARK HD users will be able to listen to their favorite AM/FM stations in pure digital audio quality, conveniently from their personal computers.