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Atec Agilent-4395A User Manual

Page 11

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Typical dynamic range

Figure 1-6. Typical Dynamic Range at Inputs R, A, and B

Input attenuator

Setting range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 dB to 50 dB, 10 dB step

Attenuator Setting (dB)

Full Scale Input Level (dBm)

0

–20

10

–10

20

0

30

+10

40

+20

50

+30

Mode

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Auto or Manual

(In auto mode, the attenuator is set to 20 dB above the reference value; this ensures that the maximum signal
level after the attenuator will not be greater than –20 dBm.)
Input attenuator switching uncertainty

at attenuator:

30 dB, referenced to 10 dB

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <±1.0 dB

at attenuator:

40 dB, referenced to 10 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <±1.5 dB

Temperature drift . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <±0.05 dB/°C (SPC)

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