R&S ZVA24, Руководство по обслуживанию

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R&S ZVA Repairs
1177.5333.02 3.113 E-11
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Screw the OPEN from the calibration kit to the port connector.
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Select User Def Math : (lin Mag(Data) + (linMag(Mem2)) / 2 , activate Result is Wave Quantity
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Select Math = User Def
Frequency Level level ax and bx (ZVA40) level ax and bx (ZVA50)
10 MHz 0 dBm > -2 dBm > -2 dBm
100 MHz 0 dBm > -2 dBm > -2 dBm
1 GHz 0 dBm > -2 dBm > -2 dBm
3 GHz 0 dBm > -2 dBm > -2 dBm
8 GHz 0 dBm > -2 dBm > -2 dBm
10 GHz 0 dBm > -2 dBm > -2 dBm
12 GHz 0 dBm > -2 dBm > -2.5 dBm
15 GHz 0 dBm > -2 dBm > -2.5 dBm
18 GHz 0 dBm > -2 dBm > -2.5 dBm
20 GHz 0 dBm > -2 dBm > -2.5 dBm
25 GHz 0 dBm > -2.5 dBm > -3 dBm
30 GHz 0 dBm > -2.5 dBm > -3 dBm
35 GHz 0 dBm > -3 dBm > -3 dBm
40 GHz 0 dBm > -3 dBm > -3 dBm
45 GHz 0 dBm -------- > -3.5 dBm
50 GHz 0 dBm -------- > -3.5 dBm
With the stated levels, the cable loss must still be taken into account.
If the measured values are more than 2 dB below the levels given in the table, the coupler unit must be
replaced.