5-3 ALC Level Calibration
Adjustment
5-6
PN: 10410-00306 Rev. F
VectorStar ME7838 Series MM
5-3
ALC Level Calibration
The ALC Level Calibration is used to insure that the RF output power can be leveled across the entire
operating frequency range at the test port of the Millimeter-Wave Module.
There are three ALC Level Calibrations. They are:
•
Base ALC Calibration
•
IF Leveling Calibration
Band 1 (54 to 70 GHz), Band 2 (70 to 125 GHz) and Band 3 (125 to 145 GHz for
MA25300A; 125 to 170 GHz for MA25400A), and Band 4 (170 to 220 GHz)
•
RF Leveling Calibration
Band 1 (54 to 70 GHz), Band 2 (70 to 125 GHz) and Band 3 (125 to 145 GHz
for MA25300A; 125 to 170 GHz for MA25400A), and Band 4 (170 to 220 GHz)
These calibrations can either be performed individually by selecting the respective calibration button (i.e.
Base
ALC Cal, IF Leveling Cal, or RF Leveling Cal
) or be performed as a single calibration by selecting the
IF/RF/Base
ALC Cal
button.
Perform the following calibration procedure if the MS464xx VNA was repaired or if the MS464xx VNA port
cable was replaced:
•
Base ALC Calibration
Perform the following calibration procedures if the Millimeter-Wave module has been swapped, repaired, or
replaced:
•
IF Leveling Calibration – Band 1 (54 to 70 GHz), Band 2 (70 to 125 GHz) and Band 3 (125 to 145 GHz for
MA25300A; 125 to 170 GHz for MA25400A), and Band 4 (170 to 220 GHz)
•
RF Leveling Calibration – Band 1 (54 to 70 GHz), Band 2 (70 to 125 GHz) and Band 3 (125 to 145 GHz
for MA25300A; 125 to 170 GHz for MA25400A), and Band 4 (170 to 220 GHz)
Equipment Required
•
Anritsu ML2437A or ML2438A Power Meter
•
Anritsu SC7770 Power Sensor
•
Anritsu 33WFVF50 W1 female to V female Adapter
•
Anritsu 33W.8F50 W1 male to 0.8 mm female Adapter (Included with 3659 Calibration Kit)
•
Keysight 437B, E4418B, or N1913A with Option 200 Power Meter
•
Keysight W8486A WR-10 Waveguide Power Sensor
•
Anritsu 35WR10WF WR-10 Waveguide to W1 female Adapter
•
ELVA-1 DPM-06/20 Power Meter with Power Sensor (For MA25300A and MA25400A only)
•
Flann Microwave K1612 WR-06 Waveguide to 0.8 mm female Coaxial Connector Adapter
(For MA25300A only)
•
ELVA-1 DPM-05/20 Power Meter with Power Sensor (For MA25400A only)
•
Anritsu 33.8G50 0.8 mm male to MA25400A Adapter (For MA25400A only)
•
Anritsu 35WR5G WR05 to MA25400A Adapter (For MA25400A only)
Summary of Contents for VectorStar ME7838 Series
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