Opened 11 years ago
Last modified 11 years ago
#253 new Antennas
12 Mar 12:40 Figura de ruido JULIA
Reported by: | ryanque | Owned by: | ryanque |
---|---|---|---|
Priority: | normal | Milestone: | 2014 Sistema JULIA |
Component: | Sistema JULIA | Version: | |
Keywords: | Cc: | ||
Parent Tickets: |
Description (last modified by ryanque)
Mediciones de ruido de canales de JULIA:
Desde antena
50 ohmios | 5 mA (-41dB) | 10 mA (-38dB) | 3dB | |
---|---|---|---|---|
(dB) | ||||
A | 11.41 | 15.48 | 17.54 | 2.03 |
11.79 | 15.46 | 17.54 | ||
11.84 | 15.61 | 17.54 | ||
B | 10.52 | 15.15 | 17.29 | 2.11 |
10.50 | 15.11 | 17.19 | ||
10.51 | 15.14 | 17.26 | ||
C | 7.84 | 11.01 | 12.72 | 1.72 |
7.88 | 10.97 | 12.76 | ||
7.77 | 11.03 | 12.71 | ||
D | 8.07 | 10.7 | 12.33 | 1.63 |
8.02 | 10.67 | 12.33 | ||
8.1 | 10.71 | 12.33 | ||
E | 13.21 | 16.05 | 17.66 | 1.66 |
13.13 | 15.97 | 17.64 | ||
13.08 | 15.95 | 17.66 |
Debido al cambio de 5 a 10 mA, la variación del canal E es pequeña comparada con los otros canales: Aprox. 0.7 dB
Considerando Potencias
50 ohmios | Pot 5 mA | Pot 10 mA | Dif (dB) | |
---|---|---|---|---|
A | 14.74 | 20.88 | 42.02 | 3.04 |
B | 11.25 | 21.36 | 41.80 | 2.92 |
C | 6.07 | 6.53 | 12.68 | 2.88 |
D | 6.40 | 5.33 | 10.70 | 3.03 |
E | 20.61 | 19.11 | 37.65 | 2.94 |
Canal E sin TR
Subtickets (add)
Change History (1)
comment:1 Changed 11 years ago by ryanque
- Cc marco.milla@…, otto.castillo@…, ivan.manay@… removed
- Description modified (diff)
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