Nippon Mining Company, Ltd., succeeded in developing technology and know-how for commercial scale production of 6-Nines, i.e. purity of 99.9999% up, copper, and applying it as the conductors for audio equipment (e.g. speaker cables, interconnect cables, voice coils, phono cartridge, etc.). The quality of sound this 6-Nines copper makes is being recognized and drawing serious attention of ardent audiophiles.

Authors: Ono, Eimei; Kato, Masanori
Affiliation: Nippon Mining Company, Limited, Minato-ku, Tokyo, Japan
AES Convention: 87 (October 1989) Paper Number: 2865
Publication Date: October 1, 1989 Import into BibTeX
Subject: New Directions in Audio
Permalink: https://www.aes.org/e-lib/browse.cfm?elib=5829

Click to purchase paper as a non-member or login as an AES member. If your company or school subscribes to the E-Library then switch to the institutional version. If you are not an AES member and would like to subscribe to the E-Library then Join the AES!

This paper costs $33 for non-members and is free for AES members and E-Library subscribers.

Learn more about the AES E-Library

E-Library Location: (CD aes11)   /pp8690/pp8910/2947.pdf

Start a discussion about this paper!