| Mixer Fall 01 MMIC |
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| Probe
Testing |
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| Thru
Loss--2 cables, 2 bias tees, 2 RF Probes |
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| Freq (GHz) |
2-way loss |
1 way loss |
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| 1 |
3.2 |
1.6 |
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| 2 |
4.8 |
2.4 |
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| 3 |
5.3 |
2.7 |
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| 4 |
5.9 |
3.0 |
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| 5 |
6.5 |
3.3 |
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| 6 |
7.0 |
3.5 |
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| 7 |
7.6 |
3.8 |
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| 8 |
8.1 |
4.1 |
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| 9 |
8.9 |
4.5 |
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| LO power
set to +5 dBm to offset ~2 dB of losses ~1.2 dB cable plus RF probe -- ~+3
dBm In |
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| RF Power
set to -17 dBm to offset ~3+ dB of losses -- ~ -20 dBm In |
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| Bias: 5V ~
1.0 mA |
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| Down
Converter Measurements (See Table 2.2 of Report) |
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Bias: 7V ~1.5 mA |
About the same avg. loss
as 1.0 mA bias |
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| RF Freq |
LO Freq |
IF Freq |
Meas IF |
Corr Loss |
Pred Loss |
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Meas IF |
Corr Loss |
Pred Loss |
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| 5.150 |
5.425 |
0.275 |
-29.3 |
-5.9 |
-8.2 |
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-29.2 |
-5.8 |
-8.2 |
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| 5.250 |
5.525 |
0.275 |
-29.5 |
-6.1 |
-8.2 |
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-29.8 |
-6.4 |
-8.2 |
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| 5.800 |
5.525 |
0.275 |
-29.7 |
-6.3 |
-8.8 |
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-30.0 |
-6.6 |
-8.8 |
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| 5.875 |
5.600 |
0.275 |
-30.0 |
-6.6 |
-9.2 |
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-29.7 |
-6.3 |
-9.2 |
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| Bias: 5V ~
1.0 mA |
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| IF Power
set to 1 dBm to offset ~1+ dB of losses -- ~ 0 dBm In |
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| Up
Converter Measurements (See Table 2.3 of Report) |
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Bias: 7V ~1.5 mA |
Improved ~1.3 dB over 1.0
mA bias |
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| LO Freq |
IF Freq |
RF Freq Lo |
RF Freq Hi |
Ms RF Lo |
Ms RF Hi |
Corr Loss |
Pred Loss |
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Ms RF Lo |
Ms RF Hi |
Corr Loss |
Pred Loss |
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| 5.425 |
0.275 |
5.150 |
5.700 |
-16.0 |
-16.0 |
-12.6 |
-9.7 |
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-14.5 |
-14.7 |
-11.2 |
-9.7 |
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| 5.525 |
0.275 |
5.250 |
5.800 |
-16.8 |
-16.5 |
-13.3 |
-9.8 |
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-15.3 |
-15.2 |
-11.9 |
-9.8 |
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| 5.600 |
0.275 |
5.325 |
5.875 |
-17.0 |
-16.8 |
-13.5 |
-9.8 |
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-15.8 |
-15.8 |
-12.4 |
-9.8 |
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| Bias: 5V ~
1.0 mA |
LO = 5.525 GHz |
RF Low = 5.25 GHz |
RF High = 5.8 GHz |
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| Up
Converter vs. LO Power Measurements (See Fig 2.7 of Report) |
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| LO
Pwr (dBm Corr) |
Ms RF Lo |
Ms RF Hi |
Corr Loss |
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| 0 |
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-19.0 |
-18.8 |
-15.5 |
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| 1 |
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-18.2 |
-18.0 |
-14.7 |
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| 2 |
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-17.3 |
-17.2 |
-13.9 |
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| 3 |
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-16.7 |
-16.5 |
-13.2 |
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| 4 |
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-16.2 |
-15.8 |
-12.6 |
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| 5 |
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-15.7 |
-15.3 |
-12.1 |
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| 6 |
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-15.3 |
-15.0 |
-11.8 |
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| 7 |
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-15.0 |
-14.7 |
-11.4 |
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| 8 |
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-14.5 |
-14.3 |
-11.0 |
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| Bias: 5V ~
1.0 mA |
LO = 5.525 GHz |
RF Low = 5.25 GHz |
RF High = 5.8 GHz |
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| Down
Converter vs. LO Power Measurements (See Fig 2.5 of Report) |
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| LO
Pwr (dBm Corr) |
Ms RF Lo |
Corr Loss |
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Ms RF Hi |
Corr Loss |
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| 0 |
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-30.5 |
-7.1 |
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-30.8 |
-7.4 |
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| 1 |
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-30.3 |
-6.9 |
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-30.7 |
-7.3 |
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| 2 |
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-30.2 |
-6.8 |
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-30.3 |
-6.9 |
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| 3 |
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-30.0 |
-6.6 |
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-30.3 |
-6.9 |
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| 4 |
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-29.8 |
-6.4 |
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-30.2 |
-6.8 |
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| 5 |
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-29.8 |
-6.4 |
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-30.0 |
-6.6 |
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| 6 |
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-29.5 |
-6.1 |
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-29.8 |
-6.4 |
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| 7 |
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-29.3 |
-5.9 |
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-29.8 |
-6.4 |
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| 8 |
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-29.3 |
-5.9 |
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-29.7 |
-6.3 |
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