Download your digital media onto a computer. The ripping process includes CRC checks for bit perfection. That way you can be certain that the bits out are what was intended to be recorded on the original medium and any discrepancies will be flagged.
This also applies for any lossless compression schemes such as FLAC.
After that, well you still need to have quality retiming etc.
This also applies for any lossless compression schemes such as FLAC.
After that, well you still need to have quality retiming etc.