What was found
LH UPPER FUSELAGE SKIN CRACKED JUST AFT OF FRAME 75 AND ABOVE STRINGER 2L, CRACK IS APPROX. 3/8" LONG. (MARKED) EASI #8071 USED, 100-500 KHZ PROBE, FREQ= 400KHZ, V-GAIN=76.0, H-GAIN =64.0, LPF=100....INSTALLED SERVICEABLE REPAIR PARTS (REPAIR DOUBLER, FILLER, ANGLE AND SHIM) ON LH UPPER FUSELAGE SKIN AT FR 75 AT STR 2L IAW EMB 145 SRM 53-31-01, ITEM 11, FIG. 219 SHEET 1, EO1-53-21-0039.