▁the ▁company ▁introduced ▁the ▁MP - 1 0 7 3 , ▁their ▁first ▁micro phone ▁pre am pl ifier . ▁ ▁Micro ph ones ▁▁ ▁G au ge ▁micro ph ones ▁were ▁first ▁introduced ▁at ▁the ▁T AXI ▁Music ▁Convention ▁in ▁ 2 0 0 9 ▁in ▁Los ▁Angeles , ▁CA ▁and ▁later ▁gained ▁not or iety ▁with ▁recording ▁artists ▁Mi ri am ▁Grey , ▁Mir anda ▁Cos gro ve , ▁K any e ▁West , ▁U sh er , ▁Kelly ▁Clark son , ▁Club ▁N ouve au ▁and ▁during ▁the ▁ 2 0 0 9 ▁American ▁Music ▁Awards ▁tele cast . ▁ ▁They ▁have ▁also ▁been ▁used ▁by ▁N BC , ▁Nick el ode on , ▁Sony ▁and ▁Warner ▁Brothers ▁television ▁networks ▁and ▁in ▁record ings ▁by ▁notable ▁arr angers ▁Paul ▁Buck master ▁and ▁Benjamin ▁Wright . ▁ ▁Among ▁its ▁professional ▁products , ▁especially ▁not ew orth y ▁is ▁the ▁EC M - 8 7 ▁( int rodu ced ▁in ▁ 2 0 0 8 ) ▁and ▁its ▁success ors ▁and ▁alternate ▁versions , ▁which ▁include ▁the ▁EC M - 8 7 A , ▁the ▁EC M - 8 7 ▁Ste alth , ▁the ▁EC M - 4 7 , ▁the ▁EC M - 8 4 ▁and ▁the ▁EC M - 8 4 SP . ▁Many ▁personal ▁and ▁professional ▁recording ▁stud ios ▁use ▁the ▁G au ge ▁EC M - 8 7 , ▁EC M - 4 7 , ▁EC M - 5 8 ▁and ▁EC M - 8 4 ▁micro ph