리퍼비시 계측기
10 MHz to 50 GHz, 2-ports with one source and 4-ports with two sources, source and receiver attenuators, bias-tees, pulse generators and modulators, noise figure, and best RF performance.
4 ports 10MHz- 50GHz, PNA Net Work Analyzer
N5225B-400: 4-port with second source
N5225B- S93011B:Enhanced time domain analysis with TDR