338 Chapter 10
Specifications and Supplemental Performance Characteristics
Basic Characteristics
NOTE f: frequency in MHz.
VmV: oscillator level in mV.
Temperature Coefficient of the 42941A Impedance Probe (SPC)
frequency ³ 50 kHz 0.03
frequency < 50 kHz 0.06
at measurement BW = 3
frequency ³ 50 kHz 0.1
frequency < 50 kHz 0.2
at measurement BW = 2
frequency ³ 50 kHz 0.2
frequency < 50 kHz 0.4
at measurement BW = 1
frequency ³ 50 kHz 0.4
frequency < 50 kHz 0.8
K
BW
=
at measurement BW = 5 1
at measurement BW = 4 1
at measurement BW = 3 3
at measurement BW = 2 4
at measurement BW = 1 6
Y
ODC
=
at dc bias range = 1 mA 0 [S]
at dc bias range = 10 mA 1 [mS]
at dc bias range = 100 mA 10 [mS]
Proportional part (at 50 W
measurement)
|Z| deviation [ppm/°C]
at frequency £ 1 MHz < 5
at frequency > 1 MHz
G deviation [mrad/°C]
20 500
f
100
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´+
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