5 MHz to < 250 MHz

–129 (–133)

250 MHz

–140 (–143)

500 MHz

–135 (–139)

1 GHz

–131 (–134)

2 GHz

–124 (–127)

3 GHz

–123 (–127)

4 GHz

–118 (–122)

6 GHz

–116 (–121)

5 MHz to < 250 MHz

–140 (–143)

250 MHz

–144 (–150)

500 MHz

–143 (–150)

1 GHz

–141 (–146)

2 GHz

–135 (–141)

3 GHz

–131 (–137)

4 GHz

–118 (–122)

6 GHz

–117 (–121)

Frequency

1 Hz

10 Hz

100 Hz

1 kHz

10 kHz

100 kHz

100 MHz

(–91)

(–113)

(–124)

(–137)

(–142)

(–142)

249 MHz

(–85)

–93 (–110)

–103 (–118)

–130 (–137)

–139 (–142)

–138 (–142)

250 MHz

(–85)

–96 (–110)

–104 (–118)

–127 (–139)

–144 (–150)

–147 (–152)

500 MHz

(–74)

–89 (–100)

–98 (–109)

–125 (–139)

–139 (–149)

–145 (–149)

1 GHz

(–70)

–87 (–97)

–93 (–106)

–123 (–136)

–141 (–146)

–140 (–143)

2 GHz

(–65)

–79 (–90)

–85 (–101)

–114 (–131)

–135 (–140)

–134 (–137)

3 GHz

(–61)

–74 (–88)

–81 (–98)

–112 (–128)

–132 (–138)

–131 (–135)

4 GHz

(–61)

–73 (–84)

–79 (–95)

–110 (–124)

–130 (–134)

–127 (–131)

6 GHz

(–57)

–69 (–81)

–76 (–91)

–107 (–121)

–126 (-132)

–125 (–129)

1. From 20 to 30 °C, excludes mechanic vibration, measured @ +10 dBm or maximum specified power, whichever is less.

Spectral Purity Specifications

-170

-160

-150

-140

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

Measured standard phase noise CW mode

1 Hz

10 Hz

100 Hz

1 kHz

10 kHz

100 kHz

1 MHz,

10 MHz

100 MHz

L(f) [dBc/Hz] vs. frequency

6 GHz

3 GHz

2 GHz

1 GHz

250 MHz

100 MHz

- 170

- 160

- 150

- 140

- 130

- 120

-110

- 100

-90

-80

-70

-60

-50

-40

-30

-20

Measured Option UNX phase noise CW mode

1 Hz

10 Hz

100 Hz

1 kHz

10 kHz100 kHz1 MHz,

10 MHz

100 MHz

L(f) [dBc/Hz] vs. frequency

6 GHz

3 GHz

2 GHz

1 GHz

250 MHz

100 MHz

10 | Keysight | MXG X-Series Signal Generators N5181B Analog & N5182B Vector - Data Sheet