Dennis Eckersley — and his unique style — will be hard to replace by NESN

Dennis Eckersley is retiring from NESN after the Red Sox' regular-season finale Oct. 5.In the days since we learned that this will be Dennis Eckersley’s final season on NESN’s Red Sox broadcasts, reminders of how much he will be missed have been plentiful.

The most poignant was his conversation explaining his decision on Tuesday’s pregame show with Tom Caron, the studio host on the broadcasts. The longtime colleagues’ emotions were laid bare and their mutual respect apparent.

But the funniest, the most quintessentially Eck moment? That occurred Thursday night during the Red Sox’ 4-3 win over the Orioles, when Baltimore pitcher Keegan Akin dialed up a fastball at a higher velocity than…