Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.naic.edu/~phil/misc/firstlopwr.pdf Дата изменения: Sat Apr 20 01:31:19 2002 Дата индексирования: Tue Oct 2 03:31:01 2012 Кодировка: Поисковые слова: vallis

LO Power for IF/LO system

14 12 10 8 6 4 2 0 -2 2.0 -4 -6

Output power of snythesizer when set at +13 dBm Input LO power to 10 GHz converter, new cable

Power (dBm)

4.0

6.0

8.0

10.0

12.0

14.0

16.0

18.0

20.0

Freq (GHz)

Input LO power to 10 GHz converter, new cable

19-Apr-02 Freq (GHz) Psynth P10in (old) P10in (new) P10innew-3 3.0 13.68 8.9 12.25 9.25 3.5 13.65 8.68 12.09 9.09 4.0 13.66 8.54 12.06 9.06 4.5 13.68 8.28 11.83 8.83 5.0 13.65 8.26 11.81 8.81 5.5 13.63 8.55 11.19 8.19 6.0 13.61 7.99 11.3 8.3 6.5 13.6 7.83 11.48 8.48 7.0 13.61 7.75 11.13 8.13 7.5 13.58 7.45 11.26 8.26 8.0 13.6 7.47 11.2 8.2 8.5 13.56 7.18 10.98 7.98 9.0 13.56 7.14 10.96 7.96 9.5 13.55 6.99 10.96 7.96 10.0 13.56 6.73 10.79 7.79 10.5 13.47 6.5 10.5 7.5 11.0 13.49 6.08 10.55 7.55 11.5 13.53 5.83 10.5 7.5 12.0 13.52 5.67 10.15 7.15 12.5 13.48 5.55 10.44 7.44 13.0 13.48 5.65 10.42 7.42 13.5 13.48 5.81 10.14 7.14 14.0 13.51 5.46 9.94 6.94 14.5 13.47 5.44 9.46 6.46 15.0 13.41 5.35 9.63 6.63

Psynth = power from synth when set to +13.0 dBm P10in (old) = old cable from synth to switch, old cable from switch to mixer + 3dB pad P10in (new) = new cable from synth to switch, new cable from switch to mixer. Pswin(new) = new cable from synth to switch Pswin(old) = old cable from synth to switch

Freq (GHz)Pswin(new)Pswin(old) del 1.2 13.32 13.16 1.5 13.26 13.08 2 13.19 12.95 2.5 13.11 12.83 6 13.06 12.78 10 12.22 11 11.89 12 12.15 13 11.81 14 11.08 15 11.91 16 11.28 17 11.28 18 11.27 19 10.53 20 10.33

0.16 0.18 0.24 0.28 0.28


15.5 16.0 16.5 17.0 17.5 18.0 18.5 19.0 19.5 20.0

13.52 13.56 13.55 13.48 13.51 13.48 13.49 13.62 13.48 12.97

4.68 2.44 -4.24 0.89 3.4 3.89 4.17 4.36 4.04 3.68

9.69 9.81 9.19 8.51 9.16 9.34 7.17 8.23 6.95 8.58

6.69 6.81 6.19 5.51 6.16 6.34 4.17 5.23 3.95 5.58