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Chapter 2
Design and Characteristics
2100.4400.32
- 2.4 -
E-3
2
Modules and Components
The transmitter consists of the following modules and components:
ADTV coder with 
– Control unit
– Display and keyboard interfaces
– Instrument interfaces
– Slot for CompactFlash memory card
RF board with amplifier control unit
Amplifier with 2, 5, 10, 25, 50 or 100 W DVB power output (depending on the variant)
Front panel: White-on-blue display, 200 x 48 pixels
Power supply unit
Fan
Only the modules or components relevant to the user are described below.
2.1
Connectors
The connectors are all on the rear panel of the instrument (with the exception of the RF
monitoring socket). The connectors listed here depend on the hardware variant (DTV or
ADTV) and hardware options that may be installed (e.g. GPS).
Connectors on rear panel (DTV and ADTV)
No.
Label
Type
Connection
X7
POWER OUT
N female
RF output
X21
TS 1
BNC, female, 75 
Transport stream input 1 (main signal; 
with hierarchy: HP stream)
X22
TS 2
BNC, female, 75 
Transport stream signal 2 (standby sig-
nal; with hierarchy: LP stream)
X23
EXT 1 PPS
BNC, female, 50 
Input for seconds pulse from external 
reference
X24
EXT REF
BNC, female, 50 
Reference input, 5 MHz or 10 MHz, 
-5 dBm to 20 dBm or TTL
X29
REF OUT
BNC, female, 50 
Monitoring output for internal 
1 PPS or 10 MHz signal
X30
ETHERNET 
LOCAL
RJ45, female
Connection of a PC for local operation; 
preset address at X30:
– IP address: 192.168.57.253
– Subnet mask: 255.255.255.0