User's Manual
Table Of Contents
- 1 System Overview
- 2 Features Summary
- 3 EXACT-V2 Rack
- 3.1 EXACT-V2 mechanics
- 3.2 Interface characteristics
- 3.3 Front Panel signalization (LEDs description)
- 3.4 Power requirements
- 3.5 Performances and technical characteristics
- 3.5.1 General characteristics
- 3.5.2 Control and data Ethernet interfaces
- 3.5.3 Serial control interfaces
- 3.5.4 ASI inputs / output and MPEG-TS processing
- 3.5.5 Digital modulation
- 3.5.6 Clock synchronization
- 3.5.7 RF and monitoring outputs
- 3.5.8 Digital precorrection
- 3.5.9 Power level measurement inputs and AGC
- 3.5.10 Dry contacts
- 3.6 Conformity with EC Directive
- 4 EXACT-V2 Installation
- 5 Operation
- 6 Maintenance & Troubleshooting
- Appendix A GPS Installation Recommendations
- Appendix B Example of GPS Antenna
![](/manual/hitachi-kokusai-electric-america/ec704mp/user-s-manual-english/images/img-45.png)
USER
MANUAL
MPD-1611291-A
EXACT-V2 High End Rack Modulator / Exciter
3/10/2017
MPD-1611291-A
Page 45/94
1PPS reference input/output
x 1
General
Function:
Time Reference in/out
Name:
1PPS
Connector:
BNC – 50 kΩ
Type:
Configurable I/O
Performances
Signal :
1 PPS
Level:
LVTTL / TTL (input)
LVTTL (output)
±50ns (input tolerance)
Figure 31: 1PPS reference input/output
x 1
General
Function:
Standards:
Name:
Connector:
Type:
RF output
ATSC 1.0 & ATSC 3.0
RF
N connector – 50 Ω
Output
Performances
Frequency*:
Bandwidth:
Level:
ATSC 1.0:
EVM:
Shoulders:
Spurious:
ATSC 3.0:
MER:
Shoulder:
Spurious:
VHF (54-88 MHz)
VHF (170-216 MHz)
UHF (470-862 MHz)
6 MHz
0 dBm
< 2.5% equalizer off
57 dB / 63 dB with precor
< -50dBc
> 40dB
> 40dB
< -50dBc
*Specify UHF, VHF, or VHFB3 at time of order.