
16
Impedance Measurement (Option 4396B-010)
Measurement functions
Measurement parameters . . . . . . . . . . . . . . . . . . . . . . .Z, Y, L, C, Q, R, X, G, B, θ
Display parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . .[Z], θ
z
, R, X, [Y], θ
y
, G, B,
[Γ], θ
g
, Γ
x
, Γ
y
, Cp, Cs, Lp, Ls, Rp, Rs, D, Q
Display formats
• Vertical lin/log scale
• Complex plane
• Polar/Smith/admittance chart
Sweep parameters
• Linear frequency sweep
• Logarithmic frequency sweep
• List frequency sweep
• Linear power sweep (dBm)
IF bandwidth
• 10, 30, 100, 300,1 k, 3 k, 10 k, 40 k [Hz]
Calibration
• OPEN/SHORT/LOAD 3 term calibration
• Fixture compensation
• Port extension correction
Unknown port
• 7-mm connector
Output characteristics
1
Frequency range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 kHz to 1.8 GHz
Frequency resolution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 mHz
Output level . . . . . . . . . . . . . . . . . . . . . . . . –60 to +20 dBm (@RF OUT port)
Output level accuracy . . . . . . . . . . . . . . . . . . . A + B + 6 [dB] x F/(1.8 x 10
9
)
Where,
A = 2 dB (±5 °C)
B = 0 dB(GSC ≤ 0 dBm ), or 1 dB (–40 ≤ GSC < 0 dBm ),
or 2 dB (–60 ≤ GSC < –40 dBm )
F is output frequency.
Output level resolution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .0.1 dB
Measurement port impedance . . . . . . . . . . . . . . . . . . . . . . . . . .Nominal 50 Ω
1. Signal level at the measurement port is 6 dB lower than the RF GUT port
when the measurement port is terminated by 50 Ω.
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