User guide

DM-14B & DM-14C User’s Guide
52
EXAMPLE:
25 UHF channel filter calibration with 8 MHz band.
MRK BW SPECTRUM MODE
(Triple marker for the calibration of filters, amplifiers, etc. in SAT and TV band)
a) Measurement objective: Filter, amplifiers, etc. calibration in the SAT and TV band.
b) Accessories and/or necessary devices (opt.) required:
- TS1 CNG calibrated noise generator
- Assortment of very short, high quality cable, preferably already equipped with semi–professional connectors.
c) Connection diagram:
d) How to reach the measurement:
- DIRECT = From any previously stored “PLAN” and SAT or TV “PRG”, press to go directly to spectrum mode.
- NAVIGATION = Press with and select the mode required.
Press to go directly to spectrum.
c) Activate the MRK.BW function by pressing and following the procedure illustrated below.
N.B.:
• We suggest you store the channels in MODE – COFDM or QAM, and choose spectrum – SPAN 10 MHz to visualise the MRK
in the channel centre.
• To quit MRK BW mode press , navigate using until you reach MRK BW and press to select OFF.
• Press again to remove the window, or turn off.
CONNECTION DIAGRAM
OFF
ON
BW-PWR