Since its beginning 50 years ago, Leader has earned a worldwide reputation for designing and manufacturing some of the most reliable, practical and cost effective electronic instruments available. The products were originally developed for production testing and servicing. These are applications in which ease-of-use and highest reliability are essential. By expanding into a broad line of industrial and video instruments, Leader was able to add to these fundamental qualities a cost-performance ratio unequalled in the industry. Aeroflex Test Solutions is a global leader in the Test and Measurement Instrumentation marketplace. Aeroflex products support a wide range of industries including aerospace, defense and wireless mobile and broadband communications. Their proven solutions encompass a full spectrum of instrumentation from turnkey systems, stand alone boxes or modular components that provide customers with highly reliable, customized, innovative and cost effective testing tools. Product areas include ATE, Avionics, Broadband Test, Communications Test, General Purpose Test, PXI, Signal Sources, Stimulus Products, Synthetic and Wireless. For civil and commercial aviation Aeroflex has test solutions for transponder modes A/C/S and ADS-B, ILS, VOR, DME, TCAS, HF, VHF, UHF communications, Short Range and 406MHz ELT’s, weather radar and GPS. For military aviation test solutions are available for MLS, TACAN, E-TCAS, IFF Transponder/Interrogator Modes 1, 2, 3/A, C, S, 4 and Mode 5 and IFF monopulse antenna simulation.