Why the Viavi IFR6000 and IFR4000 Remain Industry Standards for Transponder and NAV/COMM Testing 18 December 2025 AvionTEq Blog Discover why the Viavi IFR6000 and IFR4000 remain industry-leading avionics test sets for transponder, ADS-B, NAV/COMM testing. Read More. [More] Share
Comparing the Aeroflex IFR-3550R with IFR-4000: Which Radio and Nav/Comm Test Set Fits your Aviation Needs? 31 October 2025 AvionTEq Blog Compare the Aeroflex IFR-3550R and IFR-4000 aviation test sets. Discover key differences, specs, and features to choose the best Nav/Comm tester for your needs. Read more. [More] Share
IFR-4000 Communication System Tester | Viavi Test Equipment 29 July 2025 AvionTEq Blog The IFR-4000 is a rugged, portable test set for aircraft communication systems including VHF/UHF, AM/FM, and SELCAL. Field-ready and FAA-compliant. Get a quote now. [More] Share