Agilent Technologies 4294A Manual do Utilizador descarregar pdf (Página 12)

[%] =

when 16048G is used f

0.02 + 2 

100

when 16048H is used f

0.02 + 3 

100

when 16048G is used f

500 

100

[nS]

when 16048H is used f

1 

100

[µS]

when 16048G or 16048H is used

frequency ≥500 Hz 2 [mΩ]

frequency <500 Hz 5 [mΩ]

NOTE

SPC at frequency >10 MHz.

f : frequency in MHz.

: oscillator level in mV

Impedance Measurement Accuracy at 7-mm Port of the Agilent 42942A

Equation 2 shows the impedance measurement accuracy [%] at 7-mm port of

the 42942A Terminal Adapter.

Equation 2. Impedance Measurement Accuracy [%] at 7-mm Port of the Agilent 42942A

Where,

' = E

PBW

+ E

POSC

+ E

[%]

' = K

 Ky

OSC

 (Y

ODC

+ Y

) [S]

' = K

 Kz

OSC

 Z

[Ω]

, E

, Z

: See Figure 3 on page 17.

posc

[%] =

at oscillator level >500 mV

at oscillator level >125 mV, 0

≤500 mV

E = E

' +

(

+ Y

)

 100



(

– 1

)

500

100

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 31 32

Agilent 4294A 1
Precision Impedance Analyzer 1
DC Bias Function 4
1. Frequency sweep only 5
Trigger Function 7
Adapter Setup 7
Calibration 7
Measurement Accuracy 8
Figure 3. Parameters Y 17
Display Function 21
Mass Storage 22
Instrument BASIC 23
8 Bit I/O Port 23
General Characteristics 26
Operating Conditions 27
External Monitor Output 27
Non-operating Conditions 28
Furnished Accessories 31
Agilent Email Updates 32

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