Wavetek 3ST Especificaciones descargar pdf (Pagina 34)

4-10

C/N Calibration

To increase the accuracy of the C/N measurements, a noise floor

calibration is performed. This allows the user to characterize the

noise floor of the unit. To perform the calibration, highlight the

selection and press the ENTER key. The unit will provide a prompt

to ensure that no cable is connected to the RF input. Once verified,

press the OK soft key to perform the calibration. The unit will

display the system noise level when the calibration is complete.

4.3.3 How To Setup Your Channel Plan

The procedure explained in Section 4.2 should be performed when

first using the Model 3ST Transmitter.

Select Channel Plan

Press the ENTER key to call up a list of existing channel plans. If the

unit is being used for the first time, the only Channel Plan available

will be the standard NCTA plan. Refer to the "Build Channel Plan"

section to create a channel plan that matches your system. Use the

UP and DOWN arrow keys to scroll through the list. When the

desired channel plan is highlighted, press the EXIT soft key to

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Wavetek 3ST Especificaciones Pagina 34