Anritsu MP1777A Spezifikationen PDF herunterladen (Seite 33)

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DIGITAL LINK MEASURING INSTRUMENTS

Conforms to ITU-T O.172

Frequency: 2488.32 MHz

Modulation frequency: 0.1 Hz to 20 MHz

Amplitude: 0 to 808.0 UIp-p

Resolution: 0.001 UIp-p (2 UI range), 0.01 UIp-p (20 UI range), 0.4 UIp-p (800 UI range)

Jitter generation

Accuracy

2 UI range: (±Q% of setting) ±0.02 UIp-p, 20 UI range: (±Q% of setting) ±0.3 UIp-p, 800 UI range: (±Q% of setting) ±12.5 UIp-p

Frequency offset

Range: ±100 ppm/0.1 ppm steps (jitter on/off)

Accuracy: ±0.1 ppm (after power-on, calibrate after 60 min warm-up, 23˚±5 ˚C)

Auxiliary interface External clock input, Jitter reference output

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)

Jitter measurement

•

MU150011A 2.5G Jitter Unit

F1 F1' F2 F2' F3 F4 F5

0.2

0.5

2.02

20.2

808

[UIp-p]

800 Ul range

20 Ul range

–20 dB/dec

Modulation frequency(Hz)

Jitter measurement

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 F1 F1' F2

∗

F2'

∗

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

2488.32 0.1 60 2.5 30 1.2 2 20

∗Typical value

Bit rate

(Mbit/s)

Error Q Frequency range

±12% 0.1 Hz to 5 kHz

±8% 5 to 500 kHz

2488.32

±12% 0.5 to 2 MHz

±15% 2 to 20 MHz

Off: Able to set non-modulated status

TDEV mask:

Reference wander The 37 types of TDEV masks that are regulated by ITU-T, ETSI, ANSI, and Bellcore standards are available as default.

generation (Option 03) It is possible to add the wander modulation on the user specified TDEV mask.

Transient: It is possible to change the A (1 – e

–63.7t

) phase by the timing of the start.

Signal off: It is possible to disconnect the standard signal.

Conform to ITU-T O.172

Reference input: 2.048M (HDB3, Clock), 1.544M (AMI/B8ZS, Clock), 64k + 8 kHz, 5 MHz, 10 MHz

Sampling frequency: 40 Hz, 1 Hz, 0.1 Hz, 5 mHz (select by MX150001B)

Measurement range

P-P: 0.0 to 2E10 ns, +P/–P: 0.0 to 1E10 ns, TIE: 0.0 to ±1E10 ns

Accuracy: Conform to ITU-T O.172

Wander measurement Measurement time: 10 to 1 x 10

s (max. 120, 000 s; MP1570A only)

(Option 02) Wander application (requires MX150001B Wander Application Software)

TIE: Max. 1 x 10

s, MTIE: Max. 1 x 10

s, TDEV: Max. 1 x 10

Frequency offset: Measurement conforms to ANSI TI.105.09

Frequency drift rate: Measurement conforms to ANSI TI.105.09

MRTIE: The evaluation separated from the wander by a frequency offset

Wander tolerance (TDEV) measurement: Evaluation by the various TDEV mask generations

Wander transfer (TDEV) measurement: Calibration method by simulation,outputting results by the one measurement

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 – 120

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