Tektronix RTX100A, Руководство по обслуживанию, Страница: 68 / 160

Performance Verification
3-22
RTX100A ISDB-T RF Signal Generator Service Manual
19. Change Reference Frequency (output channel) on the RTX100A and center
frequency on the spectrum analyzer as listed in Table 3-2, and then verify
that the carrier leakage value is less than --80 dB.
Table 3-2: Output channel and center frequency settings
CH
Center Frequency
(MHz) CH
Center frequency
(MHz) CH
Center frequency
(MHz)
13 473.143 30 575.143 47 677.143
14 479.143 31 581.143 48 683.143
15 485.143 32 587.143 49 689.143
16 491.143 33 593.143 50 695.143
17 497.143 34 599.143 51 701.143
18 503.143 35 605.143 52 707.143
19 509.143 36 611.143 53 713.143
20 515.143 37 617.143 54 719.143
21 521.143 38 623.143 55 725.143
22 527.143 39 629.143 56 731.143
23 533.143 40 635.143 57 737.143
24 539.143 41 641.143 58 743.143
25 545.143 42 647.143 59 749.143
26 551.143 43 653.143 60 755.143
27 557.143 44 659.143 61 761.143
28 563.143 45 6665.143 62 767.143
29 569.143 46 671.143 ------ ----------------------
Checking the Spectrum Mask.
20.
Select
ISDB-T/ASI
>
RF Parameter
on the RTX100A to open the
ISDB-T
RF Parameter dialog box.
21. In the dialog box, set Center Frequency to 13 .
22. Open the ISDB_T_M3.rmx file on the RTX100A.
a. Select File > Open to open the Select File dialog box.
b. In the dialog box, navigate to the D:\ISDB-T directory, and then select
the ISDB_T_M3.rmx file.
23. Press the PLAY button to start playing the file.