Televes TOX Series, Руководство пользователя

Страница: 12 / 32

COFDM - COFDM CI
12
4.3. Broadband amplifi er
OPTION “A” - 5575 OPTION “B” - 451202
It features two input connectors, to allow mixing of channels coming
out from two different systems. If only one of the inputs is used, it is
recommended to load the unused input with a 75 ohm terminator, ref 4061
.
As the rest of T-0X units, this amplifi er is powered via the 24 Vdc power BUS.
Input signals through connectors 3 & 4 are combined and amplifi ed in the frequency band 47-862 MHz
1
3
2
4
5
6
7
UAMP44
BROADBAND AMPLIFIER
PWR
TEST
(-30dB)
1. RF output
2. Test socket
3. RF input
4. RF input
1. Mains power supply input (196-264 V~ 50/60 Hz)
2. Ground connection
3. Power LED
4. MATV input
Return channel output
5. MATV input test
6. MATV output test
7. MATV output
Return channel input
5. Powering BUS connectors
6. Status LED
7. Gain attenuator
I. max 150mA
196-264V~ 50/60Hz
Fuse: T1A L 250V
USO EXCLUSIVO EN INTERIOR
FOR INDOOR USE ONLY
¡¡¡ATENCIÓN!!!
NO ABRIR. TENSIONES ELEVADAS DENTRO
¡¡¡WARNING!!!
DO NOT OPEN. LIVE PARTS INSIDE
Test IN
-20 dB
MATV
10 dB 10 dB
C. Ret
OK - Return
OK - MATV
20 dB 20 dB
Test OUT
-20 dB
MATV
+10 dB
C. Ret
On
Ret.
IN
Ret.
OUT
MATV
20 dB
02340019 002
1 2 3 4 5 6 7