A tough challenge for test engineers is explored in terms of test methods, pitfalls, and measurement errors. For the test engineer, RF and microwave power amplifier testing imposes unique challenges.

A Breakthrough Technology that Opens the Door to Next-generation, High-speed Communication and Measurement Applications TOKYO--(BUSINESS WIRE)--NTT Corporation (President and CEO: Akira Shimada, "NTT" ...

To achieve this breakthrough, NTT applied its InP-based heterojunction bipolar transistor (InP HBT) technology1to improve the performance of amplifier ICs and package mounting technology to ...