Agilent Technologies S GSM, 8922M manual Phase and Frequency Measurements

Verifying Performance

Agilent Technologies 8922M/S Specifications

Phase and Frequency Measurements

After one timeslot, 577μs, from an isolated Receiver Hop Trigger in the GSM Frequency bands.

Range
RF In/Out	−6 to +41 dBm
Aux RF In	−36 to +20 dBm
Input Frequency Setting Error	±10 kHz
Input Level Setting Error	±3 dB
RMS phase error accuracy	≤1° rms
Peak phase error accuracy	≤4° peak
Frequency error accuracy	±[0.02 ppm (18 Hz) + reference accuracy], for normal bursts.
	Typically ±[0.03ppm (27 Hz) + reference accuracy] for RACH bursts.

Supplemental Characteristics

After three timeslots, 1.73 ms, from an isolated Receiver Hop Triggering the GSM frequency band.

RMS phase error accuracy	≤0.5° rms
Peak phase error accuracy	≤2° peak
Frequency error accuracy	±[0.01 ppm (9 Hz) + reference accuracy], for normal bursts.
	±[0.02 ppm (18 Hz) + reference accuracy] for RACH bursts.

0.3 GMSK Data Recovery (Agilent 8922M only)

After one timeslot, 577μs, from an isolated Receiver Hop Trigger in the GSM Frequency bands

Range
RF In/Out	−6 to +41 dBm
Aux RF In	−36 to +20 dBm
Input Frequency Setting Error	±100 Hz
Required Input Phase Accuracy	≤5° rms, ≤20° peak
Demodulation Duty Cycle	1 timeslot per frame
Outputs	Data, Clock and Data Valid
Data Output Clock	Clocked at 1 MHz rate
Delay, data	≤1 frame (4.62 ms).
Output Level	TTL

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