[FYI, iRigHD2 has direct input from guitar cord, direct output cord to Amp, and USB connection to iPad/iPhone/Mac/etc).]
I have an old iRig HD2 I pulled out to hook up to Mac and record my new Sire Z7 4-string (w/Gen-2 new pickup).
But, even at the iRig's lowest input gain setting, it still...