the complaint ?,,, (the diaphragms were sent without marked polarity....) that is the dumbest thing I've read. At worst this might be a neutral feedback. i don't remember the diaphragms coming with + and - marks. i guess you have to factor in the moron level as of late.
https://www.ebay.com/fdbk/feedback_p...ATIVE&limit=25
Bookmarks