Wavetek 147 Especificaciones descargar pdf (Pagina 72)

Channel Plans: Setting Channel Plan Parameters

• Channel Number: This is the channel number of the carrier. Change

the channel number by pressing the Enter soft key and using the

numeric keypad or the up and down diamond keys. Press the Enter soft

key to save the entry.

• Label: You can create a distinctive label of up to four characters to

attach to the channel’s number. The label associates the channel’s

number to programming. Use the Enter soft key, the keypad or the up

and down diamond keys. The diamond keys allow you to use special

characters. The label appears to the left of the channel number on most

screens.

• Sweep Channel: Sweep Channel designates whether the channel will

be used for Sweep measurements. Use the Enter soft key and the up

and down diamond keys to select Yes or No.

• Measurement Bandwidth (MHz): To edit the bandwidth, select

Measurement BW. Adjust bandwidth by using the up and down arrow

keys or by entering a value using the numeric keypad. Use the Enter soft

key to start and finish. On a digital channel, this is the bandwidth of the

carrier to be measured.

NOTE: In the United States, the FCC specification for C/N

measurements is a bandwidth of 4.00 MHz. Cable

Television organizations outside of the United States may

have different requirements.

• Noise Offset (MHz): The frequency at which the noise level is

measured is the carrier frequency plus the noise offset. To adjust the

noise offset, select Noise Offset (MHz). Adjust the offset by using the up

and down diamond keys or by entering a value using the numeric

keypad. Use the Enter soft key to start and finish.

• Tilt Channel: Tilt Channel designates whether or not the channel is to

be used for the Tilt mode. Up to nine channels can be designated as Tilt

channels. Use the up and down diamond keys to select either Yes or No

and the Enter soft key to begin and end data entry.

• Scrambled: The Scrambled item indicates whether the channel is

scrambled. Use the Enter soft key to begin editing, and the diamond

keys to select either Yes or No. Press Enter again to save the setting.

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Wavetek 147 Especificaciones Pagina 72