N5181A

Keysight Technologies (Agilent HP)Signal

The Keysight / Agilent N5181A MXG analog signal generator delivers scalable RF performance, fast frequency and amplitude switching, and high reliability in a compact 2RU form factor. With configurable frequency options ranging from 100 kHz up to 6 GHz, it is optimized to provide accurate and repeatable reference signals for manufacturing, LO substitution, and analog communication testing.

Microwave RF and Microwave

Specifications

Frequency

Parameter	Value
Minimum Frequency	100 kHz
Maximum Frequency	6 GHz (Option 506)
Frequency Resolution	0.01 Hz
Phase Offset Resolution	0.1°

Output

Parameter	Value
Maximum Output Power	+13 dBm (standard) / +23 dBm (Option 1EA @ 1 GHz)
Output Power Range	-127 dBm to +13 dBm (standard) / up to +23 dBm (Option 1EA)
Phase Noise	-121 dBc/Hz (typical at 1 GHz carrier, 20 kHz offset)

Modulation

Parameter	Value
Modulation	AM, FM, PM (Option UNT); Pulse (Option UNU/UNW)
Sweep Modes	Step, List
AM Depth	0 to 100%
Internal Modulation Source Waveforms	Sine, square, triangle, positive ramp, negative ramp
Simultaneous Modulation Capabilities	AM, FM or PM, and Pulse

General

Parameter	Value
Reference Oscillator	10 MHz
Interfaces	LAN (100Base-T, LXI Class C), USB 2.0, GPIB

Physical

Parameter	Value
Power Supply	100-240 VAC, 50/60 Hz; 100-120 VAC, 400 Hz

Frequency Specifications

Parameter	Value
Frequency Options	100 kHz to 1 GHz (Option 501), 3 GHz (Option 503), or 6 GHz (Option 506)
Internal Reference Frequency	10 MHz
Reference Output Frequency	10 MHz

Amplitude Specifications

Parameter	Value
Maximum Specified Output Power	+13 dBm (< 3 GHz, standard)
Minimum Specified Output Power	-127 dBm (standard)
Amplitude Resolution	0.01 dB
Output Impedance	50 Ω
Maximum Reverse Power (DC)	50 V

Spectral Purity

Parameter	Value
Harmonics (Standard)	< -30 dBc (< 3 GHz)
SSB Phase Noise (20 kHz offset)	-121 dBc/Hz (typical at 1 GHz carrier)

Pulse Modulation

Parameter	Value
On/Off Ratio	> 80 dB (typical, Option UNU/UNW)
Rise Time	< 10 ns (typical, Option UNU/UNW)
Fall Time	< 10 ns (typical, Option UNU/UNW)

Sweep Specifications

Parameter	Value
Sweep Types	Frequency, Amplitude, Frequency + Amplitude
Number of Points (Step Mode)	2 to 65535
Dwell Time Range	100 μs to 100 s

Internal / External Modulation Sources

Parameter	Value
Analog Modulation Options	Option UNT (AM, FM, Phase Modulation)
Pulse Modulation Options	Option UNU (Standard Pulse) / Option UNW (Narrow Pulse)

Front Panel & Interfaces

Parameter	Value
RF Output Connector Type	Type-N (female)
GPIB Interface	IEEE-488.2
LAN Interface	100Base-T (LXI Class C)
USB Ports	USB 2.0
External Trigger Input Connector	BNC (female)
10 MHz Reference Input/Output Connectors	BNC (female)

Environmental & Regulatory

Parameter	Value
Operating Temperature Range	0 to 55 °C

Physical & Power Specifications

Parameter	Value
AC Power Input Voltage	100 to 240 VAC
AC Power Input Frequency	50/60 Hz (100-120V @ 400Hz)
Maximum Power Consumption	250 W
Rack Unit (RU) Height	2 RU
Dimensions (H x W x D)	88 x 426 x 432 mm
Net Weight	10.5 kg (23.1 lb)

Amplitude

Parameter	Value
Attenuator Type	Electronic attenuator (Standard)

Environmental

Parameter	Value
Operating Altitude	Up to 4,600 meters (15,000 feet)

Compliance

Parameter	Value
EMC Compliance	IEC/EN 61326-1, CISPR 11 Group 1 Class A
Safety Compliance	IEC/EN 61010-1, CSA C22.2 No. 61010-1
LXI Compliance	LXI Class C

Technology

RF / Microwave

Applications

Signal Generation