What is this cartridge?

Tried to Google but couldn't find any info. Always looking for vintage cartridges to try out.

https://www.ebay.com/itm/264859095223

dhcod09-09-2020 5:28pm

noromance Details Discussions Posts This discussion Message User 9,860 posts 09-09-2020 at 06:57pm Copy Comment URL Report Comment Edit Delete LOL! Beat me to it. I spent too long reading those pages. So basically, it looks to be one of the first MC cartridges.
dhcod OP Details Discussions Posts This discussion Message User 710 posts 09-09-2020 at 07:13pm Copy Comment URL Report Comment Edit Delete Interesting! Thanks!
chakster Details Discussions Posts This discussion 6,144 posts 09-09-2020 at 07:32pm Copy Comment URL Report Comment Edit Delete So basically, it looks to be one of the first MC cartridges. First MONO MC invented by Ortofon (Denmak) First Stereo MC invented by Grado (USA) Grado timeline here