Dvb-T/H (Cofdm) Digital Channel Configuration - Promax TV EXPLORER HD+ Manual De Instrucciones

USER'S MANUAL. TV EXPLORER HD+
3) Symbol Rate
When selecting this function and pressing the rotary selector
choose the symbol rate.
4) Modulation
It defines the modulation type. When selecting this function and turn the rotary
selector [1] to choose one of the following modulations: 16, 32, 64, 128 and
256.
Figure 19.- Screen of mesurement configuration (QAM signals).

5.13.2 DVB-T/H (COFDM) Digital Channel Configuration

Press the Measurements Configuration
CONFIGURATION menu and turn the rotary selector
signals parameters which have been detected when locking the signal (except for the
bandwidth, which is defined by the user):
Channel BW (channel bandwidth). Enables the channel bandwidth to be selected
between 6 MHz, 7 MHz and 8 MHz. The selection of this parameter
is essential for the correct operation of the tuner, as it affects the
frequency separation of the carriers.
Guard Interval The Guard Interval parameter corresponds to the dead time between
symbols, its purpose is to permit a correct detection in multi-path
situations. This parameter is defined according to the symbol length:
1/4, 1/8, 1/16, 1/32.
Carriers (Number of carriers) It defines the number of modulation carriers
between 2k, 4k and 8k.
11/2013
[1] is possible to
[17] key to access to the
[1] to access the COFDM
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