Shure SM7A

[the_drip]

Just picked this mic up for a good deal, was wondering if anyone knows the story about the different SM7 Models

 

[kaomao]

apparently they should sound the same, but the "A" has some revision regarding the humbucking coils for cancelling hum

http://shure.custhelp.com/app/answers/detail/a_id/2735
https://www.gearslutz.com/board/bruce-swedien/86071-difference-between-sm7-sm7a-sm7b.html