EXHIBIT 23.1 Consent of Independent Registered Public Accounting Firm Tel-Instrument Electronics Corp. Carlstadt, New Jersey We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 33-18978) of Tel-Instrument Electronics Corp. of our report dated July 9, 2008, relating to the consolidated financial statements and schedule, which appears in this Annual Report on Form 10-K. /s/ BDO Seidman, LLP - ----------------------------- BDO Seidman, LLP Woodbridge, New Jersey July 11, 2008