| Digital TV transmitters |
Maxiva™ UAXT Ultra-Compact / VAXT Ultra-Compact
Maxiva™ UAXT Ultra-Compact / VAXT Ultra-Compact
The new Maxiva UAXT & VAXT Ultra-Compact family of UHF solid-state Transmitters / Transposers (Translators) and on-channel Gap Fillers expands upon the proven foundation of GatesAir low-power systems and PowerSmart® high-efficiency technology. It provides today's digital broadcaster with a suite of compatible products to accommodate any coverage application, along with unmatched performance, reliability and quality.
The Maxiva Ultra-Compact family further extends the capabilities of the Maxiva series, providing a single family of transmission products capable of satisfying any coverage architecture. The Maxiva Ultra-Compact provides pre-filter power levels up to 1,000W, in exceptionally compact and space-saving 1RU, 2RU and 3RU packages.
Designed for both analogue and digital broadcasting, the Maxiva UAXT/VAXT Ultra-Compact is a platform available in Transmitter, Transposer or SFN Gap Filler configurations for DVB-T, DVB-T2, ATSC, ISDB-Tb, DAB/DAB+ and NTSC/PAL analogue networks. The Maxiva Ultra-Compact Series provides an ideal solution for extending market coverage and filling in coverage gaps in challenging situations, including busy urban areas that require greater building penetration.
The Maxiva UAXT & VAXT Ultra Compact family of Transposers and on-channel Gap Fillers provide efficient and reliable re-broadcast of the received signal in a space saving, reliable and robust package. The Gap Filler configuration adds a powerful echo cancellation feature to deliver exceptional on-channel performance. For ATSC (8-VSB) Gap Filler applications, a new on-channel Spectrum Restorer utilizing EDOCR technology provides unsurpassed performance. This combination of products enables broadcasters to address any network coverage requirement.
Maxiva Ultra-Compact Platform:
- High-efficiency broadband amplifier technology
- Power levels up to 1,000W (pre-filter average power)
- Frequency agile broadband design (two bands):
- UHF Band IV/V, 470 to 810 MHz
- VHF Band III, 170-240 MHz
- Extremely compact, space-saving, 1RU, 2RU, and 3RU 19” chassis
- Full local/remote control capability including:
- Local touch-screen display
- Web GUI interface
- SNMP
Transposer / Translator:
- Supports analog and digital standards
- Direct baseband conversion (zero IF) and fully regenerative conversion options available
SFN Gap Filler:
- Includes a powerful echo cancellation circuit, 15dB of Gain Margin
- Low processing delay, < 10 µS
- Cancellation window width 20 µS
- Selective cancellation window range 1.6 µS to 820 µs
- MER degradation < 2dB
- ATSC SFN Gap Filler is now realizable using GatesAir's (8-VSB) Spectrum Restorer
DTV-H20 Series
- Top level Energy Efficiency - User friendly interface and easy maintenance - Liquid-cooled system - Applicable for DVB-T, DVB-T2 and ISDB/T/Tb
DTU-H10 Series
- Top level Energy Efficiency - User friendly interface and easy maintenance - Liquid-cooled system - Applicable for DVB-T, DVB-T2 and ISDB/T/Tb
DTV-M20 Series
DTU-M10 Series
DTU-L10 Series
- Compact, all-in-one design- Wideband Doherty Technology- User friendly interface and easy maintenance- Air-cooled system - Applicable for DVB-T, DVB-T2 and ISDB/T/Tb
MAXIVA™ UAXT MULTI-COMPACT / VAXT MULTI-COMPACT
MAXIVA™ UAXT MULTI-COMPACT / VAXT MULTI-COMPACT
The new Maxiva UAXT/VAXT Multi-Compact family of UHF & VHF solid-state Transmitters, Transposers (Translators) and on-channel Gap Fillers expands upon the proven foundation of GatesAir low-power systems and PowerSmart® high-efficiency technology.Today’s broadcasters and network operators are continually searching for more efficient and economical approaches for providing reliable over-the-air transmission. When several DTV channels can be consolidated into one common transmission site, the cost and space requirements for individual equipment per channel can often be very significant. The innovative Multi-Compact architecture allows the possibility of many configurations, with up to 8 independent low power transmitters, transposers or gap fillers, to be configured into a single space-saving chassis. The Maxiva Multi-Compact provides pre-filter power levels up to 15W per module, in a compact and convenient 4RU 19” rack mount package.
Designed for digital or analog broadcasting, the Maxiva Multi-Compact is a platform available in Transmitter, Transposer or SFN Gap Filler configurations for DVB-T/H, DVB-T2, ATSC, ATSC-MDTV, ISDB-Tb and analog networks. The Maxiva Multi-Compact can be configured for up to 8 independent systems, or as N+1, N+2 or N+1/M+1 configurations.Instead of investing into several separate transmitter units, as well as complex and costly redundancy management systems, broadcasters or network operators can now simply invest into a single 4RU Multi-Compact transmitter and operate up to 7 channels with +1 redundancy in a single compact unit.
Main Features of Maxiva™ UAXT Multi-Compact / VAXT Multi-CompactMaxiva Multi-Compact Platform:
- Up to 15 Watts average power per module
- High efficiency broadband amplifier technology
- Extremely compact 4RU 19” rack mount chassis
- Single chassis configurable for up to 7+1, or 6+2 redundancy configurations
- Several Input interfaces for each transmitter module:
- 1 x ASI input (TS, BTS, T2MI, SMPTE-310M)
- 1 x GbE input (TS over IP)
- Optional: 1 x DVB-S/S2 Satellite Receiver input per slot (including CAM interface and multi-stream capabilities)
- Optional: 1 x RF receiver input for repeater/gap-filler configuration
- DVB-T/H/T2, ISDB-T/Tb, DAB/DAB+/T-DMB, ATSC and analog modulations fully supported
- Embedded ASI and RF Matrix for redundancy management of each transmitter module
- Embedded Re-Multiplexer/Layer Combiner/TS to BTS (188 to 204 byte) converter for ISDB-Tb
- Adaptive pre-correction circuits
- 2 x hot swappable high stability GPS / GLONASS receivers with battery
- 2 x hot swappable power supplies
- SNMP, Web Interface and Touch Screen display
UAXT / VAXT Multi-Compact – Primary Components
- Multi-Compact Chassis, 4RU, with 8 slots, to be fitted with plug-in transmitters/transposer/gap filler modules for N+1 or N+2 configurations. Includes 1 power supply, 1 GPS / GLONASS receiver and RF output matrix.
- 15 W UHF Digital TV transmitter plug-in module., with 1x ASI, 1x GbE inputs and ASI matrix (up to 8 per chassis)
- 15 W UHF Digital TV transposer/gap-filler plug-in with echo cancellation
Standard Options & Accessories
- Redundant power supply option (Hot-swappable unit)
- Redundant GPS / GLONASS receiver option (Plug-in board)
- 26 dB LNA GPS / GLONASS antenna. includes mounting kit and 25 meters coaxial cable
- DVB-S/S2 integrated receiver board per slot, single and multi-stream, with CAM slot
- RF integrated receiver board for transposer/gap-filler operation
- DVB-S/S2 integrated input matrix for N+1 or N+2 configuration
- RF integrated input matrix for N+1 or N+2 configuration
- Software option for ISDB-Tb Remux/Layer combiner/ TS to BTS (188 to 204 byte) converter
- Dual-cast software option, adds DVB-T modulation
- Dual-cast software option, adds DVB-T2 modulation
- Dual-cast software option, adds ISDB-T modulation
- Dual-cast software option, adds ATSC modulation
Maxiva ULX-OP / VLX-OP
Maxiva ULX-OP / VLX-OP
The Maxiva OP Series transmitter system comprises several sub-parts:
- An exciter (dual drive is optional), with Real-Time Adaptive Pre-correction, and multiple input interface options (ASI, T2MI, ETI, EDI, IP, Satellite) and an optional onboard GPS / GLONASS receiver for accurate synchronization and SFN timing;
- One or more Power Amplifier modules (Stand-alone single PA systems and from 2 to 8 per rack depending on model and the output power level);
- A control and monitoring unit, with embedded change-over system;
- An innovative, high-efficiency air-cooling or liquid-cooling system.
Maxiva OP Series transmitters support several digital modulation standards (DVB-T, DVB-T2, ISDB-T/Tb, DAB/DAB+, ATSC, and PAL/NTSC Analogue standards. Dualcast systems are also available.
Maxiva OP Series transmitters incorporate innovative World-class engineering, providing unparalleled AC-to-RF efficiency, performance, ease-of-use, and low maintenance costs.
Main Features of Maxiva™ OP Series
- Compact design: Lower power systems are stand-alone 2+1 RU or 3+1 RU 19” rack-mount. Larger systems include one or more 36RU or 42RU equipment racks.
- A wide range of output power levels and configurations are available suiting all needs worldwide
- Doherty high-efficiency wideband or broadband amplifier technology, available in UHF, VHF Band III, and VHF Band I
- Built-in ASI/RF matrix for automatic exciter switch-over, without the need of using an external switchover unit
- DVB-T, DVB-T2, ISDB-T/Tb, DAB/DAB+, ATSC, NTSC, and PAL (with NICAM) modulations are fully supported
- Embedded Re-Multiplexer/Layer Combiner/TS to BTS (188 to 204 byte) converter for ISDB-Tb
- Real-Time Adaptive Pre-correction
- Optional onboard high stability GPS / GLONASS receiver with battery
- Flexible input interfaces available:
- 4 x ASI inputs (TS, BTS, T2MI, SMPTE-310M) + Analog input
- 2 x ASI inputs and 2 x Gigabit Ethernet
- 4 x ETI or 2 x ETI + 2 x EDI inputs
- 3 x ETI inputs
- 1 x DVB-S/S2 Satellite Receiver input
- 1 x RF input
MAXIVA™ PMTX-1
MAXIVA™ PMTX-1
The compact dimensions (351W x 224D x 460H mm) of the Maxiva PMTX-1 chassis are key to this unique design, allowing installation on a wide variety of outdoor poles, or mast structures. Access is via a lockable and sealed door. The sealed metal housing of the PM-TX-1has been engineered to remove heat efficiently from the internal circuitry. The unique design of the PMTX-1 provides a high level of installation versatility, allowing it to be installed on virtually any suitable outdoor structure.
This versatile unit does not require a building, shelter or any additional outdoor enclosure. The totally sealed metal case has been designed specifically for outdoor environmental conditions, providing protection from all humidity levels, precipitation and wide temperature extremes.
The unit can be configured and operated as a 50W digital / 100W analogue transmitter, transposer or an on-channel gap-filler, with various input options. A satellite receiver card with CAM slot is also available. The unit includes an internal mask filter. The external power source requirement is 36-72 VDC (positive or negative).
Main Features of Maxiva™ PMTX-1
- Compact chassis: 351W x 224D x 460H mm
- Outdoor, pole-mounted, using adapter plate
- Output Power (Post-Filter): 50W rms Digital or 100W analogue
- Input interface options:
- ASI, BTS, T2MI, SMPTE-310M, ETI
- Gbe port (TS over IP)
- DVB-S/S2 Satellite Receiver input (including CAM interface). 4 slots available.
- RF receiver input for Transposer/Gap-Filler configuration (Direct Conversion – zero IF)
- Regenerative receiver input option for Transposer
- Supports DVB-T/H, ISDB-T/Tb, DVB-T2, ATSC & Analogue modulations
- Embedded Re-Multiplexer/Layer Combiner/TS to BTS (188 to 204 byte) converter for ISDB-Tb
- Adaptive pre-correction circuits
- Optional High stability GPS / GLONASS receiver with battery
- SNMP, Web Interface and Touch Screen display
- RF combiner option for multiple transmitter systems
MAXIVA™ IMTX-70
MAXIVA™ IMTX-70
The diminutive dimensions of the Maxiva IMTX-70 chassis are key to this unique design. Measuring only 230 x 485 x 320 mm, it allows installation into a wide variety structures. Access is via a lockable and sealed door. Cooling air is provided by vertical air convection within the mast structure, complemented by small fans inside the chassis.
Although extremely compact in size, the Maxiva IMTX-70 boasts many features normally found in full-size systems, including the capability of housing up to six separate transmitter modules, each with up to 70W of average DTV power. Each module can be configured as a transmitter, translator, or on-channel gap-filler with echo-cancellation, using optional input cards. A DVB-S/S2 satellite receiver option is also available as well as GbE (TS over IP), ASI, T2MI, SMPTE-310M, and ETI inputs. Digital modulations are supported include; ATSC, DVB-T, DVB-T2, and ISDB-T. For ISDB-T/Tb applications, an embedded Re-Multiplexer and Layer Combiner/TS to BTS, can be included.
The RF output stage is a high-efficiency Doherty broadband amplifier for energy savings and minimal waste heat. For added redundancy the Maxiva IMTX includes dual redundant power supplies, configurable as 2 x DC, 2 x AC or 1 AC plus 1 DC. Remote control includes SNMP and a Web interface.
Main Features of Maxiva™ IMTX-70
- Compact chassis: 230 x 485 x 320 mm
- Up to 6 separate transmitter modules
- Output power: Up to 70W rms per module
- Input interface options for each module:
- ASI, BTS, T2MI, SMPTE-310M, ETI
- Gbe port (TS over IP)
- DVB-S/S2 Satellite Receiver input (including CAM interface)
- RF receiver input for transposer/gap-filler configuration
- Supports DVB-T/H, ISDB-T/Tb, DVB-T2, DAB/DAB+, ATSC modulations
- Embedded Re-Multiplexer/Layer Combiner/TS to BTS (188 to 204 byte) converter for ISDB-Tb
- Adaptive pre-correction circuits
- High stability GPS / GLONASS receivers with battery
- Option for 2 x hot swappable power supplies, 2 AC or 2 DC and/or AC/DC
- SNMP, Web Interface and Touch Screen display
- RF combiner option for multiple transmitter systems
MAXIVA™ VAXTE
MAXIVA™ VAXTE
Optimized for International Markets
The Maxiva VAXTE utilizes the latest generation 50 volt LDMOS amplifier devices, new compact high-efficiency power supplies and the Maxiva Compact series exciter/driver along with real-time adaptive correction (RTAC) for outstanding signal performance. The Maxiva VAXTE power amplifiers have been optimized to provide the best possible performance and efficiency for all modulations. For example, the VAXTE transmitter is rated for identical average power levels for 8-VSB and OFDM TV modulations, assuring a simple and cost-effective upgrade path for future ATSC 3.0 operation. The modular design further simplifies installation and reduces maintenance costs, dramatically lowering the total cost of ownership over the transmitters life-cycle.
The Maxiva VAXTE with PowerSmart Plus is an efficiency-optimized VHF transmitter. This all-new design includes several energy saving features.
Simple and cost-effective upgrade path from ATSC 1.0 to ATSC 3.0 at the same power level
Includes TSoIP / Native IP Transport inputs for ATSC 3.0 and DAB EDI interfaces
Efficiency-optimized – for highest efficiency and lowest cost of ownership
Variable speed fans to intelligently save energy
Hot-swappable, compact, high-efficiency DC power supplies
Hot-swappable, compact, high-efficiency power amplifiers
Incorporates the XTE-based Maxiva Compact exciter/driver for best-in-class performance
RoHS compliant / CE compliant
Support for all worldwide digital modulation standards
Modular & upgradeable architecture
All-digital linear and nonlinear pre-correction: Real-Time Adaptive Correction (RTAC)
Rugged, reliable design and construction
Broadband high-efficiency PA’s support redundancy and N+1 applications
Lowest energy usage
Minimum operating cost
XC Platform
