E8257C-540

Keysight Technologies (Agilent HP)Signal

The Keysight (Agilent) E8257C-540 is a high-performance analog signal generator from the PSG series, designed for precision RF and microwave test applications. Covering a frequency range from 250 kHz to 40 GHz, it provides excellent output power, superior level accuracy, low phase noise, and comprehensive analog modulation capabilities (AM, FM, Phase, and Pulse).

Microwave RF and Microwave Signal Generation

Specifications

Frequency

Parameter	Value
Minimum Frequency	250 kHz
Maximum Frequency	40 GHz
Frequency Resolution	0.01 Hz

Modulation

Parameter	Value
Modulation	AM, FM, Phase, Pulse
Sweep Modes	Step, List, Analog Ramp (Option 007)

General

Parameter	Value
Reference Oscillator	10 MHz
Interfaces	GPIB (IEEE-488.2), LAN (10BaseT), RS-232

Physical

Parameter	Value
Power Supply	100-240 VAC, 50/60 Hz; 100-120 VAC, 400 Hz
Dimensions (W×H×D)	426 × 178 × 515 mm
Weight	22 kg

Frequency Characteristics

Parameter	Value
Frequency Range	250 kHz to 40 GHz
Phase Offset	Adjustable in 0.1° nominal increments

Options and Configurations

Parameter	Value
Frequency Option	Option 540
Analog Ramp Sweep	Continuous sweep (Option 007)

Inputs / Outputs and Interfaces

Parameter	Value
RF Output Connector	2.4 mm (male)

General Specifications

Parameter	Value
Network Analyzer Compatibility	Fully automated use with Agilent 8757D scalar network analyzer

Environmental

Parameter	Value
Operating Temperature	0 to 55 °C
Storage Temperature	-40 to +70 °C

RF Output

Parameter	Value
Output Impedance	50 Ω (nominal)

Configuration & Options

Parameter	Value
Step Attenuator	Optional (Option 1E1)
High Output Power	Optional (Option 1EA)
Enhanced Phase Noise	Optional (Option UNJ)
Pulse Modulation	Optional (e.g., Option UNU)

Amplitude

Parameter	Value
Amplitude Resolution	0.01 dB

Technology

RF / Microwave

Applications

Component Characterization, LO Substitution, Receiver Test, Radar Test