Classical pieces (like Chopin or Grieg) recorded with specific emphasis settings to test a player's de-emphasis circuitry. Collector and Professional Value
“Any damage whatsoever makes them useless for many of the tests. I have a small stash of test discs which I guard.” Audio Science Review (ASR) Forum · 6 years ago Where to Find sony test disc yeds7rar
: The YEDS-7 replaced the earlier Type 1 and Type 2 test discs, consolidating their functions into a single reference. Classical pieces (like Chopin or Grieg) recorded with