This is THE cheap interface to get if you want pristine recordings for voice, instruments, and more. With the tweaked gain response of the preamp, even the highest output metal pickups get the same red carpet treatment to your hard drive as the nicest vintage T-style guitar. ...
which is a fine art) is a skilled trade which anyone competent at woodworking can add to their quiver of techniques. I'm sure that you'll undoubtedly do a better job of it than the hordes of "music store" guitar technicians