Anritsu S251B General Information, 1. Performance Specifications 1 of, Description Site Master

Chapter 1 General Information

Table 1-1.Performance Specifications (1 of 2)

Specifications are valid when the unit is calibrated at ambient temperature after a 5 minute warmup.

Description

Site Master:

S251B

Frequency Accuracy (RF Source Mode):

Frequency Resolution:

SWR:

Range

Resolution

Return Loss:

Range

Resolution

**Distance-To-Fault (DTF): Range (in meters) Resolution (in meters) (Rectangular Windowing)

Insertion Loss/Gain

Range:

Resolution

RF Source

Frequency

Power Output (nominal)

Wattmeter Power Monitor:

Range

Offset Range

Resolution

Value

Frequency Range:

625 to 2500 MHz

75 parts per million @ 25°C*

10 kHz

1.00to 65.00

0.00to 54.00 dB

0.01dB

0 to (Resolution x dp) (1.5 ￿ 108)(Vf )

￿F

Where Vf is the relative propagation velocity of the cable .

dp is the number of data points (128, 256, 512).

￿F is F2 - F1 (in Hz.)

–120.00 to 100.00 dB 0.01 dB

625 to 2500 MHz @ 10 kHz step selectable, – 30 dBm or + 6 dBm

–80.0 to +80 dBm or

10.0pW to 100.0 kW 0 to +60.0 dB

0.1dB or

0.1xW

Test Port, Type N	50 Ohms
***Immunity to Interfering signals
up to the level of: RF Out	+10 dBm, reflection
RF In	+ 30 dBc transmission
Maximum Input (Damage Level):
Test Port, Type N	+22 dBm
RF Detector	+20 dBm

Measurement Accuracy:

Measurement accuracy depends on calibration components. Precision calibration load provides a corrected directivity of 42 dB.

Cable Insertion Loss:
Range	0.00 to 54.00 dB
Resolution	0.01 dB

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