" Also, Audio Technica offers a trade-in program credit for new cartridges. ( in the USA)."
timmerswalking-
You might want to verify that. It appears only the ART series is eligible-not the OC9.
A-T Moving Coil Exchange Program - Styli & Accessories - Cartridges | Audio-Technica
I have a crashed ART9 that need to be evaluated-thanks for the reminder!
OC9 series is a great value performer nevertheless.