Comtech EF Data DT-4500 Series, Инструкция по установке и эксплуатации

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DT-4500 Series C- and Ku-Band Down Converters MN/DT4500.IOM
Ethernet Interface Operation Revision 2
7–20
7.5.3.3 Config | Pre-selects
Use this page to manage the converter operational pre-selects.
Figure 7-13. ‘Config | Pre-selects’ Page
Pre-Selects
You may create (program) up to 32 operating configurations, and load (recall)
them as needed.
Prior to the creation of any pre-selects, the Frequency and Attenuation
columns are populated with null values.
To program any pre-select (Numbers
01
through
32
), enter an operating RF
frequency in MHz, in 125 kHz steps (1 kHz steps optional), and an attenuation
level from 00 . 00 to 20 . 00 dB in 0 . 25 dB steps (0.1 dB steps optional). Click
[Change Configuration]
to save (program) the pre-select for future loading
(selection).
Load Pre-Select
Use the drop-down list to load (select) a previously defined pre-select from
memory. Click [Change] .