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COMARK offers a complete line of very low power (75W-600W) Low Power (250W-2.5k), and Medium Power (>2kW) solid state transmitters. Various transmitter configurations are available depending on the requirements (VHF / UHF, air / liquid cooled, Class AB / Doherty). In addition to solid state transmitters, COMARK offers the necessary sub-system support products including RF mask filters, RF couplers, cooling systems, and equipment racks.
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VLP-5000 Series of very low power DTV transmitters
- 75W through 600W models, air cooled for VHF or UHF
- Built-in Digital Adaptive Precorrection (DAP); lowest cost of operation with very high system efficiency
- Front panel user mentoring / control MMI including real-time temperature display and over temp alarm
- Optional RF tuner for operation as DTV translator
- AGC with muting and soft start to avoid output RF power surges
VLP-5000 Datasheet Link
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LPTV-8000 Series of low power DTV transmitters
- 250W through 2.5kW models, air cooled for VHF or UHF
- ATSC-8000 exciter with built-in Digital Adaptive Precorrection (DAP) streamlines RF performance and signal coverage
- Ultra-reliable power amplifier utilizing an over sized heat sink maximized by air cooling
- Fixed ATSC and Mobile ATSC compatible; SFN available optionally
- Optional RF tuner for operation as DTV translator
- Dual TS inputs (DVB-ASI or SMPTE-310M auto sensing), provides seamless A/B input redundancy
LPTV-8000 Datasheet Link
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MPTV-8000 Series of medium power DTV transmitters
- Output Power Levels of 2kW to 30kW available
- Available in both air or liquid cooled for VHF or UHF bands
- UHF with Doherty amplifiers, provide 40% efficiency
- ATSC-8000 exciter with built-in Digital Adaptive Precorrection (DAP) streamlines RF performance and signal coverage
- Fixed ATSC and Mobile ATSC compatible; SFN available optionally
Contact your sales representative for a copy of the datasheet
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ATSC Translators / On-Channel Digital Repeaters
- Single chassis (1RU) translator platform for integrated or standalone operation
- Wide dynamic RF channel input range and high sensitivity
- Built-in Digital Adaptive Precorrection (DAP) streamlines RF performance and signal coverage
- On-Channel Digital Repeaters (OCDR) in 75 through 300W
- Compatible with A/53 and A/153 ATSC fixed and Mobile DTV standards.
- Superior Echo Cancellation automatically and continuously eliminates dynamically varying echoes
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Copyright © 2013 by Comark Communications LLC All rights reserved.
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