Revision 2.2
2-2
ChannelMaster TX1 Transmitter
transmission. If the synthesizer has not
attained a lock when the unit is switched
from Standby mode to Normal, the unit
will remain in Standby until on-frequency
lock has been obtained.
Signal Strength Indicators
Transmitted signal strength is indicated
on the LCD display by a digital readout.
The digital readout indicates the
transmitted signal level directly in watts.
(This function is intended as an
approximate reading of power only.)
Video Presence Detector
The Video Presence Remote Standby
mode enables the camera operator to
remotely turn on the color bars or put
the ChannelMaster TX1 in standby.
Internal Self-Test
Built-in diagnostic features include a
1 kHz audio test tone and a 761.5 kHz
(1.512 MHz for PAL) video deviation test
signal.
Other Standard Features:
• Digitally synthesized microwave
oscillator tuning
• Independent Gain Control for audio
inputs (Two audio sub-carriers
standard, four optional)
• RS232/RS485 Remote
• Power Adjustments
• Analog/Digital Operation
• Field Programmable RF and ASC
settings
2.2 Physical Description
The ChannelMaster TX1 measures 7.5
inches (19.05 cm) wide by 5.0 inches
(12.7 cm) high by 13.25 inches (33.65
cm) deep. It features a robust housing
design to withstand rough handling in
the field. The case is weather-resistant,
and all connectors are weatherproofed.
2.3 Options
• Test Pattern/ID Test Generator with:
o SMPTE RS-170A Color Bars
(EBU Pattern)
o A 16-character programmable ID
(can be placed in the Vertical
Interval and Gen-locked to the
incoming Video signal)
• Remote Control Software allowing
the ChannelMaster TX1 to be fully
monitored and controlled from an
IBM Compatible PC through a
RS232C/RS485 port.
• High Power Amplifier enabling
enhanced MER.
2.4 Accessories
ChannelMaster TX1 transmitters ship
with AC & DC power cords and manual.
With the addition of a modem, the
ChannelMaster can pass DS3/E3 or a
variety of other digital signals. The
ChannelMaster can accept PSK, QPSK,
8PSK, DVB-S, Multi-Level FSK,
16QAM, and COFDM signals directly
through the 70 MHz input connector with
no internal modifications.
Nucomm also offers a full line of
antennae and antenna mounting
equipment that seamlessly integrate
with the ChannelMaster series.
To Next Page
Loading...