Optical Sampling Modules
4–100
CSA8000 & TDS8000 Instruments and Sampling Modules
CSA8000/TDS8000
Controller
GPIB cable
TRIGGER
DIRECT
50
W
Coaxial cable
Optical impulser generator
Variable optical attenuator
Rear
trigger
OPTICAL
INPUT
OPTICAL
OUTPUT
OPTICAL
INPUT
Fiber-optic cable
Fiber-optic cable
80C0X
OUTPUT
DIRECT
Figure 4–28: Minimum optical bandwidth and reference receiver frequency response hookup
2. Connect a fiber-optic cable between the output of the optical impulse
generator and the input of the OA5002 variable optical attenuator.
3. Connect a fiber-optic cable between the output of the OA5002 variable
optical attenuator and the optical output of the optical sampling module.
4. Connect a 50
W
coaxial cable from the rear trigger (SYN) on the optical
impulse generator to the TRIGGER DIRECT input on the TDS8000 or
CSA8000.
5. Start with about 30 dB of attenuation on the variable attenuator.
NOTE
. To avoid dispersing the narrow optical impulse signal, keep all fiber
lengths as short as possible. Lengths that are 2 to 3 meters long are acceptable.
6. Press the SELECT ON/OFF button on the 80C06 Optical Sampling Module
so that the adjacent indicator lights. This turns on Channel 1 (C1) on the
80C06 Optical Sampling Module.
7. In the Setup menu, select Acquire and make the following changes in the
Acq Setup dialog box:
a. Select Sample as the acquisition mode.
8. In the Trig Setup dialog box, do the following:
Содержание CSA8000 Series
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Страница 22: ...Preface xviii CSA8000 TDS8000 Instruments and Sampling Modules ...
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Страница 59: ...80C00 Modules Specifications 1 36 CSA8000 TDS8000 Instruments and Sampling Modules back ...
Страница 63: ...80A01 Module Specifications 1 40 CSA8000 TDS8000 Instruments and Sampling Modules ...
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Страница 74: ...Installation 2 10 CSA8000 TDS8000 Instruments and Sampling Modules ...
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Страница 126: ...Performance Tests 4 22 CSA8000 TDS8000 Instruments and Sampling Modules ...
Страница 218: ...80A01 Trigger Preamplifier Module 4 114 CSA8000 TDS8000 Instruments and Sampling Modules ...
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Страница 291: ...Removal and Installation Procedures 6 66 CSA8000 TDS8000 Instruments and Sampling Modules ...
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