Performance Tests
AVERAGE NOISE LEVEL TEST
18.Enter the following push button commands on the 8566A/B:
MARKER, OFF
REFERENCE LEVEL, 0, dBm
19.Repeat steps 9 through 17 at the following center frequencies: 11970K: 22 and 26.5 GHz
11970A: 33 and 40 GHz
11970Q: 41 and 50 GHz
11970U: 50 and 60 GHz
11970V: 62 and 75 GHz
11970W: 92 and 110 GHz
20.Repeat steps 1 through 18 for a power level of 16.0 dBm at the 11970 Mixer LO connector.
Table 3-8 Average Noise Test Record
| AVERAGE NOISE LEVEL |
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| Model Number______________ Date______________ |
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| Serial Number________________ Tested By______________ |
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| Center | Power | Power |
| Directional | Corrected | Signal | Noise | Bandwidth | Average |
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| Frequency | Meter | Meter |
| Coupler | Power | Marker | Floor | Correction | Noise |
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| Reading | Correction |
| Coupling | REading | Amplitude | Marker | Factor | Level |
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| Amplitude |
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| Units | GHz | dBm | dB |
| dB | dBm | dBm | dB | dB | dBm |
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| Step | 10 | 12 | 13 |
| 13 | 13 | 14 | 15 | 16 | 16 |
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| LO |
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| Power |
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| = 14.5 |
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| LO |
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| Power |
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Performance Tests | = 16.0 |
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72 | Chapter 3 |
