For sale, a high precision arc protractor for cartridge alignment.
This protractor is made of 3mm High Glossy Black Acrylic Perspex, high-precision laser cut and engraved.
The arc protractor is the most accurate protractors for cartridge alignment; this one is designed for the following Denon tonearms:
  • DA-303
  • DA-305
  • DA-307
  • DA-309
  • DA-401
The geometric features are compliant with Denon specifications; see the first picture.
It is supplied with detailed instructions.
We also make custom protractors to the client's specifications.

Cartridge Arc Protractor for Denon DA-303 DA-305 DA-307 -DA-309 DA-401