Agilent Technologies 8922M Reference Specifications, Fixed Reference Mode, Tunable Reference Mode

Models: 8922M S GSM

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Reference Specifications

Verifying Performance

Agilent Technologies 8922M/S Specifications

The accuracy needs for testing GSM radios require the unit to be operated with the High Stability Reference (Option 001) or an external high stability reference.

Accuracy (after warm up)

±[(Time since calibration × Aging rate) + Temperature Effects +

 

Accuracy of calibration]

External Reference Input

 

 

Frequency

13, 10, 5, 2, or 1 MHz, ±30 ppm

Level

0 to +10 dBm

Supplemental Characteristics

 

 

Nominal Impedance

50 Ω

10 MHz OUT (rear panel BNC)

 

 

Level

>+8.0 dBm nominal

Impedance

50 Ω nominal

13 MHz OUT (rear panel BNC)

 

 

Level

>+8.0 dBm nominal

Impedance

50 Ω nominal

 

 

 

Fixed Reference Mode

 

 

 

Aging

 

<2 ppm/year

Temperature Stability

 

±1 ppm (0° to 55°C)

Warm-up Time

 

<30 minutes, ±2ppm of final frequency

 

 

 

Tunable Reference Mode

Allows offsetting the internal reference by a selected amount relative to the High Stability Reference (Option 001) or an External Reference.

Required External Reference Accuracy Tune Range

Reference Accuracy

Temperature Stability

±0.5 ppm

±30 ppm

±1 ppm + accuracy of External Reference or High Stability (Option 001).

4 ppm, for selected offsets of up to ±30 ppm.

The Video Out connector on the rear panel outputs a 15 kHz PAL CVBS underscanning compatible signal.

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Page 105
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Agilent Technologies 8922M, S GSM manual Reference Specifications, Fixed Reference Mode, Tunable Reference Mode