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Televes COFDM-QAM Manual De Instrucciones página 32

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User manual
4.3.- Launch Amplifier
OPTION "A" - 5075
1
2
3
4
1.- RF Output
2.- Test socket
3.- RF Input
4.- RF Input
It disposes of two input signal connectors for the mixing of channels
coming from two systems. If only one of the inputs is used, it is advi-
sable to load the unused input with 75 ohm, ref. 4061.
The amplifier disposes of an output
(-30dB) located at the top of the front panel.
The amplifier is powered with 15V via an eight-wire flat cable, the
same type as that used for powering the other modules of this system.
The amplifier carries out the amplification of the generated channels in the TDT transmodulators, covering a frequency range of
47 - 862 MHz.
TEST
(-30dB)
5
7
234632
5.- Powering input
6.- Attenuator
7.- LED on
connector and a Test socket
OPTION "B" - 4510
Test ent.
Test in
6
(-30dB)
1
1.- Input Test
2.- RF input
3.- Output Test
This product has been manufactured in a fully shielded zamak
enclosure and the gain can be selected on site.
This amplifier finds its main application as a line extender in small
CATV networks.
32
COFDM-QAM
6
Amplificador CATV
CATV Amplifier
Test sal.
Entrada
Test out
Salida
Input
Output
(-30dB)
2
3
4
5
4.- RF output
5.- LED on
6.- Mains supply

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