Ha! That's a good one! Sounds like marketing speak! The base it pretty thick, but then again so is the oxide. It can be pretty severe even on mag, though I think I've heard worse from tape. These mags also sit on the shelf often untouched for many decades, and often in non-ideal storage conditions. Ellis On Thu, Mar 12, 2015 at 7:10 PM, Tom Fine <[log in to unmask]> wrote: > > I'm somewhat surprised by Ellis's story about such audible print-through > on 35mm mag-film. One of the touted advantages of 35mm vs. tape in the > brief time it was used as a music mastering medium was "no print-through" > due to the thick film medium and magnetic emulsion. > > -- Tom Fine