Operation Manual Part 1

Digital Liquid Cooled UHF
TV Equipment
Detailed operational description
9946 V1
45321648.01 104 A E
preliminary
17 / 131
Numéro / Number Doc. Rev. Lan
g
u.
16/06/2006
Pa
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e
Information contained is this document is confidential, is THOMSON property and cannot be disclosed in whatever form without prior written authorization of THOMSON.
RF AMPLIFICATION
AMPLIFIER
EXCITER
TX Board
Amplifier voltage 1
Parallel connection of
amplifier voltages
MULTIPLEX
CARD N°1
OTHER
MULTIPLEX
CARD
Amplifier voltage N
AGC voltage
* To 2nd
exciter
AGC voltage > Amplifier voltage
* : On Dual Drive
transmitter
98/232c (e)
Parallel connection of
amplifier voltages
RF
AMPLIFIER
ATTENUATOR
GAIN CONTROL
AGC voltage
RF signal
ATT.
Figure 3 : AGC operational block diagram