Options

For more details: View Configuration Guide

Frequency range

E8257D-513Frequency range from 250 kHz to 13 GHz 
E8257D-520Frequency range from 250 kHz to 20 GHz 
E8257D-521Ultrahigh output power, frequency range from 10 MHz to 20 GHz 
E8257D-532Frequency range from 250 kHz to 31.8 GHz 
E8257D-540Frequency range from 250 kHz to 40 GHz 
E8257D-550Frequency range from 250 kHz to 50 GHz 
E8257D-567Frequency range from 250 kHz to 67 GHz 

Output power

E8257D-1EUHigh output power 

Attenuator

E8257D-1E1Step attenuator 

Spectral purity

E8257D-UNXUltra low phase noise 
E8257D-UNYEnhanced ultra low phase noise 
E8257D-HNYEnhanced ultra low phase noise, Modified Version 
E8257D-HY2Enhanced ultra low phase noise level 2 

Analog modulation

E8257D-UNTAM, FM, phase modulation, and LF output 
E8257D-1SMScan modulation 

Pulse modulation

E8257D-UNUPulse modulation 
E8257D-UNWNarrow pulse modulation 
E8257D-HNSNarrow pulse modulation to 31.8 GHz 

Hardware options

E8257D-007Analog ramp sweep 
E8257D-1EHImproved harmonics below 2 GHz 
E8257D-008Removable flash memory 

Connector type

E8257D-1EDType-N (f) RF output connector 

Connector configuration

E8257D-1EMMove all connectors to rear panel 

Custom solutions

E8257D-HCCProvides 250MHz - 10GHz In and Out on the rear panel 
E8257D-H1SProvides 1 GHz IN and OUT on rear panel to improve Phase Noise performance 
E8257D-H5KProvides inverted EXT1 input with 5000-ohm input impedance instead of 600 ohms 
E8257D-H1KFrequency extension 100 kHz (Requires Frequency Range Option) 
E8257D-HTSFM Deviation 32 MHz (less than 3.2 GHz) 

Calibration documentation

E8257D-UK6Commercial calibration certificate with test data 
E8257D-A6JANSI Z540-1-1994 Calibration 
E8257D-1A7Calibration + Uncertainties + Guardbanding 
E8257D-AMGCalibration + Uncertainties + Guardbanding (Accredited) 

Bundle Adjustment Option

E8257D-030Best Value Bundle Discount: Includes Options 1EH, 1EU, UNW 
E8257D-031Best Value Bundle Discount: Includes Options 1EH, 1EU, HNS 

Services and Software Licenses Services

For more details: View Configuration Guide

KeysightCare is available for this product. Learn More

KeysightCare Service Plan OC.

R-55A-001-2KeysightCare Assured - Extend to 2 years (includes Return to Keysight Extended Warranty) 
R-55A-001-3KeysightCare Assured - Extend to 3 years (includes Return to Keysight Extended Warranty) 
R-55A-001-5KeysightCare Assured - Extend to 5 years (includes Return to Keysight Extended Warranty) 
R-55C-001-3KeysightCare Calibration - calibration of choice and technical support with priority TAT - 3 years 
R-55C-001-5KeysightCare Calibration - calibration of choice and technical support with priority TAT - 5 years 

Return to service center warranty and service plan

R-51B-001-CReturn to Keysight Warranty - 1 year. 
R-51B-001-3CExtended Warranty - Return to Keysight - 3 years 
R-51B-001-5CExtended Warranty - Return to Keysight - 5 years 

Calibration service plan

R-50C-011-3Calibration Plan - Return to Keysight - 3 years 
R-50C-011-5Calibration Plan - Return to Keysight - 5 years 
R-50C-011-7Calibration Plan - Return to Keysight - 7 years 
R-50C-011-10Calibration Plan - Return to Keysight - 10 years 
R-50C-011-MU-3Keysight Calibration + Uncertainties - 3 years 
R-50C-011-MU-5Keysight Calibration + Uncertainties - 5 years 
R-50C-016-3Keysight Calibration + Uncertainties + Guardbanding - 3 years 
R-50C-016-5Keysight Calibration + Uncertainties + Guardbanding - 5 years 

Services for ASG series

PS-S10Remote scheduled productivity assistance hours 
PS-S20Startup assistance, daily 
PS-X10Solution Engineer Professional Services, Daily 

Post-Purchase Upgrades Upgrades

For more details: View Upgrade Guide

Pulse modulation

E8257DK-UNWNarrow pulse modulation for units without 1EU and serial prefix less than 4928 
E8257DK-UNUPulse modulation 
E8257DK-2NWNarrow pulse modulation for units with 1EU or serial prefix greater than or equal to 4928 

Hardware options

E8257DK-1EHImproved harmonics below 2 GHz for units without 1EU and serial prefix less than 4928 
E8257DK-007Analog ramp sweep 
E8257DK-2EHImproved harmonics below 2 GHz for units with 1EU or serial prefix greater than or equal to 4928 
E8257DK-008Removable flash memory 

Spectral purity

E8257DK-UNXLow phase noise 
E8257DK-2NYEnhanced ultra-low phase noise, for serial prefix greater or equal to 4928 and less than 5042 (factory retrofit only) 
E8257DK-UNYEnhanced ultra low phase noise for serial prefix greater or equal to 5042 

Connector type

E8257DK-1EDType-N (f) RF output connector 

Output power

E8257DK-1EAHigh output power for serial number prefix less than 4928 
E8257DK-3EUHigh output power (1EU) for serial number prefix less than 4928 with 1EA 
E8257DK-2EUHigh output power (1EU) for serial number prefix less than 4928 without 1EA 
E8257DK-1EUHigh output power for serial number prefix greater than or equal 4928 

Analog modulation

E8257DK-UNTAM, FM, phase modulation, and LF output 

Option dependant picked items

E8257DK-700Installation and calibration for return to factory upgrade 

Attenuator

E8257DK-1E1Step attenuator 

Product Support

E8257DK-R2CRevision to current, core instrument firmware enhancements license 
R1286A-HUKeysight hardware upgrade installation services. 
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