I think, a true answer will be very difficult to find, because Takeda always delt via Japanse distributors and those with the rest of the world. So, every answer you will find can be true or can be Marketing. He made carts for different manufacturers (Cllo, Krell, Red Rose....) but the only real answer I found in the year 2000 in a discussion with an Importer (before Sakura Systems got them) was a sentence from Takeda that the Standard is after all those years THE one he prefers and his favorite from all.
A body can be used for all kind of Miyabis, but no one knows what kind of diamond is (was) used, what rubber, what suspension and so on.
Probably there are differences.
Some Designers are able to create a sound, vdH was such an example. When you had personal contact to him and the right amount of money, he tailored (Rock, Classic, Jazz, fast, full, whatever..) a cartridge for you.
Miyabis
A body can be used for all kind of Miyabis, but no one knows what kind of diamond is (was) used, what rubber, what suspension and so on.
Probably there are differences.
Some Designers are able to create a sound, vdH was such an example. When you had personal contact to him and the right amount of money, he tailored (Rock, Classic, Jazz, fast, full, whatever..) a cartridge for you.
Miyabis