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Agilent / HP 4191A

RF Impedance Analyzer

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Agilent / HP 4191A -

Description

This unit offers 1MHz to 1000MHz variable test frequencies covering the UHF, VHF, and video bands, with auto sweep capability.

This unit measures 14 parameters, offers 4.5 digit resolution, and includes versatile easy to use test fixtures.

An internal DC bias supply with auto sweep function covers the voltage range of ± 40V in 10mV steps.

IB comes standard.

Key Points

1 to 1,000MHz variable test frequency with sweep capability

Measures 14 parameters with maximum resolution of 4 1/2-digits

Internal ±40VDC bias

HP-IB

Specifications

Parameters Measured: |Z| - q, |Y| - q, vector reflection coefficient - q , R - X, G -B, vector reflection coefficient (real/imaginary components), L - R . G . D . Q, C - R . G . D . Q.

Parameters Measured: |Z| - q, |Y| - q, vector reflection coefficient - q , R - X, G -B, vector reflection coefficient (real/imaginary components), L - R . G . D . Q, C - R . G . D . Q.

Display: 4½ digit, max. display 19999 counts

Deviation Measurement (deviation from stored reference): - 19999 to + 19999 counts; -1999.9 to + 19999.9%.

Measuring Signal:
Frequency Range: 1MHz to 1000MHz
Frequency Step: 100KHz, 1 to 500MHz; 200KHz, 500 to 1000MHz

Signal Level: (into 50ohms): -20 ± 3dBm

Frequency Control: Spot and sweep.

Measuring Mode:
Spot Measurement: At specific frequency ( or dc bias).
Swept Measurement: Manual or automatic sweep from start to stop frequency ( or dc bias) at step frequency ( or dc bias) rate in linear or logarithmic form.

Auto Calibration: Automatic error compensation referenced to connected terminations (0ohms, 50ohms, 0 S), 51 frequencies including start and stop frequencies.

Electrical Length Compensation: Automatic compensation for electrical length of test fixtures (range: 0 to 99.99cm).

Internal DC Bias:
Voltage Range: -40 to +40V, 10mV step
Bias Control: spot and swept

External DC Bias:
Voltage Range: -40 to +40
Max Allowable Current: 100mA
Key Status Memory: Two sets of measuring conditions can be stored and recalled at any time.

Ranging: Auto/Range hold

Trigger: Internal, External, or Manual

HP-IB Data Output and Remote Control: Standard