The ornamental design for the interrogator/transponder test set, as shown and described.
FIG. 1 is a top, front perspective view of the interrogator/transponder test set;
FIG. 2 is a bottom, rear perspective view of the interrogator/transponder test set;
FIG. 3 is a front view of the interrogator/transponder test set;
FIG. 4 is a back view of the interrogator/transponder test set;
FIG. 5 is a view of one side of the interrogator/transponder test set;
FIG. 6 is view of the opposite side of the interrogator/transponder test set;
FIG. 7 is a top view of the interrogator/transponder test set; and,
FIG. 8 is a bottom view of the interrogator/transponder test set.
The portions of the drawings shown in broken lines indicate surrounding structure, surface shading and environment which forms no part of the claimed design.