The Keysight N4421B S-parameter test set, combined with 2-port PNA or PNA-L network analyzer and Option 550, offers a complete solution for 4-port measurements.
Please note, this test set is not subject to a calibration test. The test set’s performance characteristics are parameters that the product is expected to meet before it leaves the factory. A functional test can verify proper performance of all microwave components within the test set.
Frequency range: 10 MHz to 50 GHz
Supports balanced measurement
Solid-state switches for fast and reliable measurement
Controlled directly by network analyzer when used with PNA/PNA-L option 550