For example: Agilent E4440A or Anritsu 68369
Keysight / Agilent Plug In / Part / Component / Module
Keysight / Agilent 81521B
Optical Head Module, Ge, 900-1700nm, -80dBm

Manufacturer: Keysight / Agilent
Keysight / Agilent 81524A
Optical Head Module, InGaAs, 800-1650nm, -90dBm

Manufacturer: Keysight / Agilent
Keysight / Agilent 81525A
Optical Head Module, InGaAs, 800-1650nm, +27Bm

Manufacturer: Keysight / Agilent
Keysight / Agilent 82341D
High-Performance GPIB Interface for Windows 95

Manufacturer: Keysight / Agilent
Keysight / Agilent 83525-60096
70 dB Programmable RF Attenuator for Agilent (HP) RF Sweeper Plug Ins( Option 002)

Manufacturer: Keysight / Agilent
Keysight / Agilent 83556A
Millimeter-Wave Source Module, 40 GHz to 60 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 83558A
Millimeter-Wave Source Module, 75 GHz to 110 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 83590A
RF Plug-in for the Agilent 8350B, 2 GHz to 20 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 83592A
RF Plug-in for the Agilent 8350B, 10 MHz to 20 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 83592B
RF Plug-in for the Agilent 8350B, 10 MHz to 20 GHz, +13 dB

Manufacturer: Keysight / Agilent
Keysight / Agilent 83594A
RF Plug-in for the Agilent 8350B Sweep Oscillator

Manufacturer: Keysight / Agilent
Keysight / Agilent 83595A
RF Plug-in for the Agilent 8350B Sweep Oscillator

Manufacturer: Keysight / Agilent
Keysight / Agilent 83595C
RF Plug-in for the Agilent 8350B, 10 MHz to 26.5 GHz, +13 dBm

Manufacturer: Keysight / Agilent
Keysight / Agilent 83596B
RF Plug-in for the Agilent 8350B Sweep Oscillator

Manufacturer: Keysight / Agilent
Keysight / Agilent 83597B
RF Plug-in for the Agilent 8350B, 10 MHz to 40 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 83598A
RF Plug-in for the Agilent 8350B Sweep Oscillator

Manufacturer: Keysight / Agilent
Keysight / Agilent 83711-60361
A6 LO/Synthesizer & Reference Assembly

Manufacturer: Keysight / Agilent
Keysight / Agilent 83711-67003
Microcircuit - Modulator Module Assembly

Manufacturer: Keysight / Agilent
Keysight / Agilent 83711-67006
Microcircuit - Output Module Assembly

Manufacturer: Keysight / Agilent
Keysight / Agilent 85058-60005
Agilent 85058-60005 1.85 mm male open DC to 67 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 85058-60006
Agilent 85058-60006 1.85 mm female open DC to 67 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 85058-60008
Agilent Metrology Grade Adapter 1.85mm(f) to 1.85mm(f)

Manufacturer: Keysight / Agilent
Keysight / Agilent 85058-60109
Agilent 85058-60109 1.85 mm male open DC to 67 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 85062-60002
Electronic Calibration Module 1-26.5 GHZ

Manufacturer: Keysight / Agilent
Keysight / Agilent 85062-60005
MODULE LOW BAND ELEC CAL FEMALE-FEMALE

Manufacturer: Keysight / Agilent
Keysight / Agilent 85062-60006
Electronic Calibration Module 1-26.5 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 85091C
RF Electronic Calibration Module, 300 kHz to 9 GHz, 7 mm, 2-port

Manufacturer: Keysight / Agilent
Keysight / Agilent 85096A
2-Port RF ECal module,75ohm Type N,m-f, 30 KHz to 3 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 85098A
2-Port RF ECal Module, 7-16, m-f, 30 KHz - 7.5 GHz

Manufacturer: Keysight / Agilent
Keysight / Agilent 85098C
RF Electronic Calibration Module, 300 kHz to 7.5 GHz, 7-16, 2-port

Manufacturer: Keysight / Agilent
Keysight / Agilent 85099C
RF Electronic Calibration Module, 300 kHz to 3 GHz, Type-F, 2-port

Manufacturer: Keysight / Agilent
Keysight / Agilent 85100A-K02
50 to 75 GHz V-Band Millimeter-Wave Source Module

Manufacturer: Keysight / Agilent
Keysight / Agilent 85100V
50 to 75 GHz V-Band Millimeter-Wave Source Module

Manufacturer: Keysight / Agilent
Keysight / Agilent 85100W
75 to 100 GHz W-Band Millimeter-Wave Source Module

Manufacturer: Keysight / Agilent
Keysight / Agilent 8553L
1 kHz to 110 MHz Spectrum Analyzer RF Plug-In

Manufacturer: Keysight / Agilent
Keysight / Agilent 8563E-K35
Adjacent Channel Power Ratio Test Set Optimized for W-CDMA

Manufacturer: Keysight / Agilent
Keysight / Agilent 85680-60146
A14 Memory Board Assembly Firmware Rev C

Manufacturer: Keysight / Agilent