In Broadcast - NABSHOW 2016 - 16


16

www.inbroadcast.com | NAB SHOW 16-21 April 2016 | InShow Guide

Efficiency and
Performance Gains for
the Future RF Plant
Rich Redmond,
Chief Product Officer

GatesAir will showcase advanced technologies for
the RF plant at NAB Show 2016...

I

n anticipation of the TV spectrum
repack and ATSC 3.0 in the
United States and ongoing digital TV
transitions internationally, GatesAir is
unveiling its next-generation solutions
for the RF plant at the 2016 NAB Show.
The demonstration will showcase
advances in transmitter and exciter
technology, as well as multichannel
signal monitoring, that help drive
efficiency and performance in the RF
plant to powerful new heights.
PowerSmart
GatesAir's innovations in RF plant
efficiency go back decades, but
made an especially big leap with
the integration of 50-volt LDMOS
technology in its PowerSmart
transmitter architecture, introduced
nearly 10 years ago. The company has
continued to make annual advances
in transmitter efficiency, with the
latest big leap three years ago via
PowerSmart 3D. Powered by true
broadband amplification, PowerSmart
3D can increase AC to RF efficiencies
for ATSC operations from nearly 30%
to approximately 40%, and reduced
power consumption by up to 50%.
At
NAB,
GatesAir
unveils
PowerSmart Plus, the next-generation
of GatesAir's PowerSmart innovations.
Designed for the green economy,
PowerSmart Plus can raise AC to RF
efficiencies up to industry-high levels
of 50% ATSC. At this level, GatesAir
Maxiva ULXT liquid-cooled and UAXT
air-cooled TV UHF transmitters can
operate with 20% more efficiency
than the leading competitive offerings;
and 170% more than legacy air-cooled
UHF transmitters in operation today,
without performance compromises.
PowerSmart Plus achieves its
latest efficiency gains through newly
available, next-generation LDMOS
power amplifiers that further reduce

power consumption and transmitter
footprint. GatesAir customers can
order new Maxiva UHF transmitters
with
either
PowerSmart
Plus
or PowerSmart 3D. Both design
architectures provide the benefits
of wideband amplification (fewer
spare parts, simplified maintenance
and modulation adjustments) that
can further lower overall cost of
ownership, and accelerate ROI.
"PowerSmart Plus goes above
and beyond the efficiency attained
by GatesAir's previous energysaving
technologies,"
remarked
Rich
Redmond,
Chief
Product
Officer, GatesAir. "This higher level
of efficiency translates directly
into less energy consumption,
resulting in much lower power bills
for our customers. Along with our
software-defined Maxiva exciters,
TV broadcasters now have the
industry's highest-efficiency, highestperformance over-the-air solution for
today and tomorrow's opportunities,
including the next-generation ATSC
3.0 TV standard, and the continued
embracing of DVB-T2 internationally."
ULXT Transmitter Range
Similar to the efficiency gains
advances in liquid-cooled technology
via its ULXT transmitter range
introduced in 2015, this year GatesAir
will debut the Maxiva UAXT-12 and
UAXT-16, the newest members of
its Maxiva UAXT high-efficiency,
air-cooled UHF transmitter product
family. The new transmitters extend
the UAXT range, introduced in
late 2014, to higher power levels
not previously available in aircooled transmitters. This gives UHF
broadcasters the improved power
efficiency and greater modularity
of GatesAir's advanced PowerSmart
transmitter designs, including the

third-generation
PowerSmart
Plus architecture, along with the
simplicity of air-cooled operation.
The UAXT with advanced
PowerSmart designs provides the
convenience of air cooling at higher
power levels. This offers a clear
operational value proposition for
broadcasters unable to support
liquid-cooling architectures for
high-power TV due to the remote
location of, or limited real estate
within, the RF plant. With GatesAir's
broadband amplification at the core
of the transmitters, broadcasters
are assured a smaller footprint
for cleaner installation in spacechallenged RF plants.
The market-leading efficiency
gains of the high-power UAXT
design deliver 10.8kW (UAXT-12)
and 14.4kW (UAXT-16) of pre-filter
ATSC power to the broadcaster,
outperforming the competition by
more than 20%.
"These
two
new
UAXT
configurations
deliver
marketleading transmitter efficiency with
simplified maintenance and operation
- all very significant benefits for
broadcasters facing new challenges
associated with channel relocation,"
said Redmond. "These transmitters
also integrate more advanced IP
connectivity to help broadcasters
more flexibly adapt to IP transport
capabilities within advanced DTV
standards like DVB-T2, ISDB-Tb, and
looking forward, ATSC 3.0."
The new Maxiva UAXT-12 and UAXT16 transmitters join a growing UAXT
product line that offers six power
levels from 1kW to 14kW for low-tomedium power needs. As with all
Maxiva transmitters, the new UAXT
models offer unparalleled modularity
to simplify field maintenance with
hot-swappable power amplifiers and
supplies, and minimise spare parts.
Maxiva StreamAssure
Further boosting performance is
Maxiva StreamAssure, a first-of-itskind QoS and QoE solution for the
RF plant. Based on software from

GatesAir's Maxiva ULXT
liquid-cooled TV UHF transmitter

cloud monitoring visionary Qligent,
StreamAssure gives broadcasters a
way to visualise multiple transport
layers and streams coming in and
out of the transmitter, giving users
a clear picture of signal quality and
compliance from the time they leave
the studio. Scalable from single
transmitter deployments to largescale, national over-the-air networks,
StreamAssure is built to help RF
engineers quickly identify and address
the source of the problem, which
more often than not originates outside
the transmitter. The end benefit is
improved visibility and quality control
across the air chain.
GatesAir will showcase these
advanced technologies for the
RF plant, and provide insight on
managing the challenges and
opportunities associated with TV
spectrum repack and ATSC 3.0, at the
2016 NAB Show in Las Vegas.


http://www.inbroadcast.com http://www.gatesair.com/

Table of Contents for the Digital Edition of In Broadcast - NABSHOW 2016

In Broadcast - NABSHOW 2016 - Intro
In Broadcast - NABSHOW 2016 - Cover1
In Broadcast - NABSHOW 2016 - Cover2
In Broadcast - NABSHOW 2016 - 3
In Broadcast - NABSHOW 2016 - 4
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In Broadcast - NABSHOW 2016 - Cover3
In Broadcast - NABSHOW 2016 - Cover4
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