Egatel Plans Doherty Solid-State Transmitter Demo at NAB Show

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Spanish transmitter company Egatel will be showing its new high-efficiency broadband Doherty technology at this year’s NAB Show. The company will offer a live demo of its new WHET series liquid-cooled high-efficiency transmitter, the model TLWH7804. The transmitter can deliver 3 kW for DVB/ISDB-T purposes and 4 kW for ATSC. The pump system is integrated into the transmitter's rack. Egatel will also demonstrate a 700 W (ATSC) AUH601 air-cooled amplifier using Doherty technology. Egatel will also be showing low-power gap fillers with echo cancellation. More information is available in the Egatel release Egatel unveils its High Efficiency TV transmitters with Broadband- Doherty technology at NAB 2014.

Doug Lung
Doug Lung
Contributor

Doug Lung is one of America's foremost authorities on broadcast RF technology. As vice president of Broadcast Technology for NBCUniversal Local, H. Douglas Lung leads NBC and Telemundo-owned stations’ RF and transmission affairs, including microwave, radars, satellite uplinks, and FCC technical filings. Beginning his career in 1976 at KSCI in Los Angeles, Lung has nearly 50 years of experience in broadcast television engineering. Beginning in 1985, he led the engineering department for what was to become the Telemundo network and station group, assisting in the design, construction and installation of the company’s broadcast and cable facilities. Other projects include work on the launch of Hawaii’s first UHF TV station, the rollout and testing of the ATSC mobile-handheld standard, and software development related to the incentive auction TV spectrum repack. A longtime columnist for TV Technology, Doug is also a regular contributor to IEEE Broadcast Technology. He is the recipient of the 2023 NAB Television Engineering Award. He also received a Tech Leadership Award from TV Tech publisher Future plc in 2021 and is a member of the IEEE Broadcast Technology Society and the Society of Broadcast Engineers.