Thurlby Thandar Instruments

Thurlby Thandar Instruments (TTi) is a designer and manufacturer of test and measurement equipment for a variety of electronic applications throughout the world. TTi products include waveform generators, signal generators, precision measurement tools, radiofrequency (RF) equipment, power supplies, electronic loads, and direct current (DC) power supplies. Professionals in many industries count on Thurlby Thandar Instruments for a range of top-quality equipment. Refurbished TTi instruments operate according to the performance standards of new equipment, yet with the price tag of a used item. offers a variety of refurbished Thurlby Thandar Instruments items and test equipment from dozens of other major brands.

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