R&S N 8000 Series System Manual page 56

1) Connection panel
2) Exciter
3) Transmitter control unit
4) Output stage
5) Power distribution
6) RF connector
7) Directional coupler lightning protection system
8) Splitter/combiner unit
9) Harmonics filter
10) Intake box (fan)
The R&S NV8300 transmitter family consists of the following units and modules:

Power distribution
– Main switch
– Motor protection switches
– Automatic line fuses
– Power distribution board
– Auxiliary power supply unit
– Optional socket
– Grounding bolt

Transmitter control unit components
– R&S NetCCU800
– Rack controller

Connection panel

Exciter unit
– Exciters (1 to 2)
– Exciter switch (with exciter standby)

Output stage unit
– Splitter
– Amplifiers (1 to 4)
– Combiner
– Absorber

Harmonics filter

Directional coupler/lightning protection system
– Lightning arrester
– Directional couplers
– Free test point

RF connector

Cooling system
– Intake air and exhaust air duct
– Fans (2)
– Starting capacitors (2)
– Differential pressure gages (2)
– Temperature sensors (2)
Transmitters with one amplifier in rack
In transmitters with only one amplifier in the rack, the following modules are omitted:
2098.0188.72
Chapter 2
- 2.4 -
Design and Characteristics
E-1