The Keysight Technologies (Agilent) N5260A is a millimeter-wave test set controller designed to bridge Keysight PNA and PNA-X series Vector Network Analyzers with external millimeter-wave frequency extension modules. It manages signal routing, power distribution, and control communication for 2-port and 4-port millimeter-wave test configurations spanning frequencies from 50 GHz up to 1.1 THz.

Specifications

General

ParameterValue
InterfacesTest Set I/O (25-pin D-Sub), 4 x Front-panel Millimeter-wave Module Bias/Control Ports, Rear-panel RF Input (SMA female), Rear-panel LO Input (SMA female)
DisplayNone (Front panel LED status indicators for Power, Active, and Standby)

Physical

ParameterValue
Power Supply100 to 240 VAC (±10%), 50/60 Hz, 350 VA max
Operating Temperature0 to 40 °C
Dimensions (W×H×D)425.6 mm × 132.6 mm × 439.0 mm
Weight11 kg

System Compatibility & Configuration

ParameterValue
Compatible Vector Network AnalyzersKeysight PNA (e.g. E8361A/C, E8364A/B/C) and PNA-X (e.g. N5242A, N5245A, N5247A) series
Compatible Millimeter-Wave Test SetsKeysight N5250A, N5250C, N5261A, and N5262A systems
Supported Millimeter-Wave Frequency Bands50 GHz to 1.1 THz (dependent on external frequency extension modules from Keysight, VDI, or OML)
Supported System Configurations2-Port or 4-Port millimeter-wave configurations
Module Control CapacityControls up to 4 millimeter-wave frequency extension modules simultaneously

Front Panel Interfaces & Connections

ParameterValue
RF Input Port Connector TypeSMA (female), rear-panel
LO Input Port Connector TypeSMA (female), rear-panel
Millimeter-Wave Module Bias Ports4 x multi-pin circular connectors on the front panel (provides supply voltages and bias)

Rear Panel Control & Interfaces

ParameterValue
VNA Interconnect Port25-pin D-sub (female) for dedicated VNA Test Set I/O connection

Physical Characteristics

ParameterValue
Enclosure Form Factor3U rack height, full width standard instrument rack chassis

Environmental & Compliance

ParameterValue
Storage Temperature Range-40 °C to +70 °C
Safety StandardsIEC 61010-1, EN 61010-1, CSA certified
EMC StandardsIEC 61326-1, EN 55011 Class A

RF & LO Specifications

ParameterValue
RF Input Frequency Range (Option 110)10 MHz to 26.5 GHz
LO Input Frequency Range (Option 110)10 MHz to 26.5 GHz
RF Input Frequency Range (Option 120/140)2.0 GHz to 20.0 GHz
LO Input Frequency Range (Option 120/140)2.0 GHz to 20.0 GHz
RF Input Power Range (Option 110)+5 dBm to +10 dBm (nominal)
LO Input Power Range (Option 110)+5 dBm to +10 dBm (nominal)
RF Input Power Range (Option 120/140)-15 dBm to 0 dBm (nominal)
LO Input Power Range (Option 120/140)-15 dBm to 0 dBm (nominal)

Inputs & Outputs

ParameterValue
Test Set I/O Connector Type25-pin D-sub, female

Power

ParameterValue
Maximum Power Consumption350 VA

Options

ParameterValue
Hardware Option 1102-port controller without RF and LO amplifiers
Hardware Option 1202-port controller with RF and LO amplifiers
Hardware Option 1404-port controller with RF and LO amplifiers

Option Specifications

ParameterValue
RF Attenuator Range (Option 120/140)0 to 70 dB
RF Attenuator Step Size (Option 120/140)10 dB
LO Attenuator Range (Option 120/140)0 to 70 dB
LO Attenuator Step Size (Option 120/140)10 dB

Technology

Millimeter-Wave Vector Network Analysis

Applications

Frequency extension interface for PNA/PNA-X VNAs and mm-wave modules