
85320B
Reference Mixer Module
85320B reference mixer module downconverts a microwave signal to an IF signal when using this module with the 85309B LO/IF distribution unit.

85320A
Test Mixer Module
Keysight’s 85320A test mixer module downconverts a microwave signal to an IF signal when using this module with the 85309B LO/IF distribution unit.

N5280A
Frequency Down Converter, 10 MHz to 26.5 GHz
Use Keysight N5280A 4-channel Frequency Down Converter (10MHz to 26.5GHz) test set with the N5242A network analyzer and N5264A measurement receiver.

85309B
LO/IF Distribution Unit
85309B LO/IF distribution unit used with 85320A/B mixers downconverts a microwave signal to an IF signal. It allows mixers to be located at the antenna under test.

N5281A
Frequency Down Converter, 10 MHz to 50 GHz
Use this 4-channel frequency converter test set with the N5242A network analyzer and N5264A measurement receiver.

N4432D
RF Electronic Calibration Module (ECal), 300 kHz to 18 GHz, 4-ports
The Keysight N4432D RF electronic calibration (ECal) module makes calibration of vector network analyzers fast, easy, and accurate. ECal is a precision, single-connection calibration.

N4431D
RF Electronic Calibration Module (ECal), DC to 13.5 GHz, 4-ports
The Keysight N4431D RF electronic calibration (ECal) module makes the calibration of vector network analyzers fast, easy, and accurate. ECal is a precision, single-connection calibration.

N4694D
Electronic Calibration Module (ECal), 67 GHz, 1.85 mm, 2-Port
Achieve more precise and accurate measurements with this 2-port module for 1.85-mm connectors.

N4690D
Electronic Calibration Module (ECal), 18 GHz, Type-N, 50 ohm, 2-port
Achieve more precise and accurate measurements with this 2-port module for type-N 50 Ω connectors.