Anritsu MP1777A Bedienungsanleitung PDF herunterladen (Seite 28)

Conforms to ITU-T O.172

Frequency: 2488.32 MHz ±100 ppm

Modulation frequency: 10 Hz to 20 MHz

Amplitude: 0.0 to 32 UI

Resolution: 0.001 UIp-p/0.001 UIrms (2 UI range), 0.01 UIp-p/0.01 UIrms (32 UI range)

Conforms to ITU-T O.172

LP, HP0 + LP, HP1 + LP, HP2 + LP, HP + LP

Accuracy (UIp-p, UI+p, UI–p)

2 UI range: Measurement value ±R% ±W UIp-p, 32 UI range: Measurement value ±R% ±W UIp-p

[MU150008A/150009A/150010A are simultaneously installed, conform to ITU-T O.172]

Fixed error [W]

Jitter measurement Input level: –12 to –10 dBm (adds to 0.01 UIp-p/dB at <–12 dBm)

Accuracy (UIrms)

2 UI range: ±R% ±Y UIrms, 32 UI range: ±R% ±Y UIrms

Fixed error [Y]

Input level: –12 to –10 dBm (adds to 0.002 UIrms/dB at <–12 dBm)

Frequency error [R]

Hit measurement Count, Seconds, % free seconds

Frequency measurement

Resolution: 0.1 ppm, Display: Hz or ppm (after power-on, calibrates after 60 min warm-up, 23˚ ±5˚C)

Auxiliary interface Reference clock input

Jitter tolerance measurement: Evaluates jitter tolerance point automatically

Jitter sweep measurement: Conforms to high-speed jitter tolerance evaluation for mass production, etc.

Auto jitter measurement

Jitter transfer measurement: High dynamic range measurement by selective level method

Frequency sweep measurement: Measures the jitter tolerance automatically while changing the offset

F4F3'F2' F2''F0 F0'

0.2

∗

(

0.071

)

∗

(

0.707

)

∗

(

11.31

)

32 Ul range

2 Ul range

–20 dB/dec

[UIp-p]

(

)

Modulation frequency

Jitter modulation

Bit rate F0 F0' F2' F2'' F3' F4

(Mbit/s) (Hz) (Hz) (kHz) (kHz) (MHz) (MHz)

2488.32

2 UI – 100 – 100 1 20

32 UI 10 – 6.25 – 1 20

At PRBS 2

– 1

Bit rate

SONET/SDH signal

(Mbit/s)

HP1 + LP HP2 + LP

2 UI 32 UI 2 UI 32 UI

Container

2488.32 0.100 2.2 0.050 1.40 VC4-16c

At PRBS 2

– 1

Bit rate

SONET/SDH signal Clock signal

(Mbit/s)

HP + LP

Container

HP + LP

2 UI 32 UI 2 UI 32 UI

2488.32 0.012 0.08

VC4-16c

0.010 0.16

Bit rate

Clock signal

(Mbit/s)

HP1 + LP HP2 + LP

2 UI 32 UI 2 UI 32 UI

2488.32 0.050 0.60 0.030 0.50

Frequency error Frequency range

±7%5 to 300 kHz

±8% 300 kHz to 1 MHz

±10% 1 to 3 MHz

±15% 3 to 10 MHz

±20% 10 to 20 MHz

Bit rate HP0 HP1 HP2 HP LP

(Mbit/s) (Hz) (Hz) (Hz) (Hz) (Hz)

2488.32 10 5k 1M 12k 20M

1 2 ... 23 24 25 26 27 28 29 30 31 32 33 ... 38 39

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