Both sound good. 'A' for big classical music and 'P' for great rocker music. Well recorded comparison video which hardly to come-by as this products are too expensive. Thank you for sharing.
@@user-lu6ey7zw9dyes you need if you have also good cables and want to have high level sound. For budget sound teac preamp is fine also. A also recommend some clock for teac, and consider external software upsampling to dsd, before teac. Hqplayer, or at least, roon upsampling to dsd 256 or 512