Promax US TV EXPLORER II Manual De Uso página 53

USER'S MANUAL. US TV EXPLORER
2) Spectral Inv
If necessary, activate the Spectral inversion (On). Reception will be bad if
spectral inversion has been incorrectly selected.
3) Code Rate
Also known as Viterbi ratio. It defines the ratio between the number of data bits
and actual transmission bits (the difference corresponds to the control bits for
error detection and correction).
It permits to choose between 1/2, 2/3 and 6/7.
10
FREQ:
CH:
MPEG-2
Figure 23.- Screen of measurement configuration (DSS signals).
4) Polarization
It affects to the signal reception in the SAT band (satellite). It allows selecting the
signal polarization among Vertical/Right (vertical and circular clockwise) and
Horizontal/ Left (horizontal and circular counterclockwise) or, to deactivate the
polarization (
OFF
5) Sat Band
Selects the High or Low frequency band for satellite channel tuning.
6) LNB Low Osc.
Sets the LNB low band local oscillator.
7) LNB High Osc.
Sets the LNB high band local oscillator.
11/2013
II
CONFIGURATION
» SIGNAL:
» SYSTEM:
FRAME RATE:
30 50 70
CHANNEL BW:
1936.01 MHz C/N:
» SPECTRAL INV:
--- kHz » POWER:
» CODE RATE:
11686.0 MHz MER:
SYMBOL RATE
32 CBER:
ROLL OFF
VBER:
» POLATIZATION
).
DSS
NTSC
60Hz
90 110 130
37.12MHz
0.2 dB
OFF
51.5 dBµV
6/7
10.9 dB
20000kSymb
9.7E-4
0.20
5.2E-8
HORIZ/IZQ.
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