Agilent Technologies E1401-90493 Instrukcja Użytkownika Strona 235

  • Pobierz
  • Dodaj do moich podręczników
  • Drukuj
  • Strona
    / 642
  • Spis treści
  • BOOKMARKI
  • Oceniono. / 5. Na podstawie oceny klientów
Przeglądanie stron 234
Chapter 2 235
Performance Verification Tests
27. Frequency Response (Preamp On): Agilent E4404B, E4405B, and E4407B
Measuring Frequency Response, Preamp On
1. Refer to Figure 2-41. Remove the reference sensor (Channel A
sensor) from the 20 dB fixed attenuator. Connect the 20 dB fixed
attenuator to the 50
Input of the analyzer using an adapter. Do not
use a cable.
Figure 2-41 Frequency Response Test Setup, Preamp On
2. Set the source frequency to 10 MHz.
3. Set the source power level to –6 dBm.
4. Press
Preset on the analyzer. Press the Factory Preset softkey, if it is
displayed. Set the controls as follows:
FREQUENCY, Center Freq, 10 MHz
CF Step, 100 MHz
SPAN, 20 kHz
Input/Output
(or Input), Coupling, (DC) (Agilent E4404B, E4405B,
or any model with Option UKB)
AMPLITUDE, More, Int Preamp, On
AMPLITUDE, Ref Level, –30 dBm
Attenuation
, 0 dB (Man)
Scale/Div, 2 dB
BW/Avg
, Res BW, 3 kHz (Man)
Video BW, 3 kHz (Man)
b. This entry is for data taken with the synthesized
sweeper as source.
Przeglądanie stron 234
1 2 ... 230 231 232 233 234 235 236 237 238 239 240 ... 641 642

Komentarze do niniejszej Instrukcji

Brak uwag