User Manual
Table Of Contents
- Strata Transmitter
- Operations Guide
- Theory of Operation
- Command and Control Power Supply
- MPEG/COFDM Encoder/Modulator
- FMT
- TCU
- TXU
- HPU
- TCU/TXU Front Panel Control Settings
- Notes:
- In the case of digital audio connections, note that the GND (ground) connection is common to two audio circuits as opposed to the connections used for standard analog audio circuits. In the case of digital audio circuits then, a single XLR connector sup
- Strata TX Digital and Analog Audio Options
- Strata Power Cables
- MRC 907386-1 COFDM/MPEG Encoder PWB Layout
Strata Operations Guide
-
3 -
MPEG
COFDM
FMT
COAX IN
COFDM
70 MHZ
MONITOR
COAX OUT
SDI
ASI
FMT CV
Filter
!
NTSC
!
PAL
!
SDI
!
ASI
!
IF
MPEG CV
Telemetry
ASI
70 MHz IF Bypass
Note: Either or both MPEG/COFDM or
FMT boards may be installed
!
COFDM
!
IF CV
!
IF
!
ASI
IF CV
ASI Only Mode
Figure 2 - Strata TCU Functional Diagram
Note: The TCU may be supplied with or without the MPEG/COFDM or FMT options.
TXU Description
Like the TCU component, the TXU can accept a wide variety of signal formats but includes an RF up-
converter for use in transporting signals over a microwave radio link. Figure 3 below shows the basic
functions of the TXU.
MPEG
COFDM
FMT
SIGNAL IN
ASI MON
ASI COFDM
70 MHZ
70 MHZ
RF OUT
SDI MPEG
MPEG CV
ASI Input
FMT CV
!
NTSC
!
PAL
!
SDI
!
ASI
!
IF
Filter
Telemetry
SDI/ASI
IF
CV
IF/RF Up Converter/Amplifier
70 MHz
Figure 3 – Strata TXU Functional Diagram
Note: The TXU may be supplied with or without the MPEG/COFDM or FMT options.