uhf antenna造句

• Anything marked as green or yellow should be obtainable with your run-of-the-mill VHF + UHF antenna . cool stuff ) 17 : 37, 29 March 2010 ( UTC)
• Subscribers received a 12x12-inch brown decoder box and a dedicated UHF antenna, which was installed atop a roof or on a balcony and aimed toward the station's transmitter.
• During Sunday's outing, Hadfield and Parazynski also installed a UHF antenna stored with the arm to enable members of the station crew to talk to spacewalkers and improve shuttle-to-station communication.
• That includes hooking up wiring to power up the arm and installation of a UHF antenna to enable members of the station crew to talk to spacewalkers and improve shuttle-to-station communication.
• Hadfield and Parazynski also on Sunday had to install a UHF antenna stored with the arm to enable members of the station crew to talk to spacewalkers and improve shuttle-to-station communication.
• This carried a 30.28 metre tall timber construction with 9 floors, so that the tower ( without the UHF antenna installed on the top ) has a total height of 69.13 metres.
• This was the navigation criterion demanded by the U . S . Navy, since American submarines would normally expose their UHF antenna for only 2 minutes to obtain a usable Transit fix.
• WICA-TV signed off for good on December 26, 1967, with its license returned to the FCC . The UHF antenna is the sole remaining element of WICA-TV's existence, still affixed to the WREO-FM tower.
• Although many Australians at the time did not have UHF antennas, SBS's VHF licence had already been extended by a year at this stage, and not all antennas had worked well with the low-frequency Channel 0 either.
• Hurricane Marilyn cut the biggest and most populated U . S . Virgin Island off from the world on Friday, tearing up utility poles, battering down the tower of the main radio station and knocking out UHF antennas.
• The airframe of the P-3F was based on the P-3C, which was the then-current production variant of the P-3 for the USN . Unlike production model P-3Cs and CP-140 / 140As, the P-3F lacked the small fin-top UHF antenna.
• The shows were broadcast by Channel 47, primarily a Spanish-language outlet, to a very limited audience because only televisions equipped with a UHF antenna and tuner could receive them, and reception was difficult in an age prior to cable.
• High definition is often heralded as the biggest advancement in television since color, but to get it a consumer has to take what many might consider a step back in time _ buying a pair of rabbit ears or installing a UHF antenna on their roof.
• More disturbingly, while many calls from viewers were straightforward questions about installation of antennas and converters, or the need to scan for channels before being able to watch digital television, hundreds more were from viewers who had installed converters and UHF antennas correctly but had still lost existing channels.
• KFAZ's difficulties became acute with KNOE-TV going on-the-air on channel 8 about 5 weeks after KFAZ . KNOE's 229 kW radiated from a 774-foot tower, and could be received within a 35-mile radius of its transmitter, with decent picture quality and without the need for a converter or UHF antenna.
• In late January 2015, KTVD's main signal was converted to 720p ( MyNetworkTV's default transmission format ), and KTVD's third subchannel was launched to become a simulcast of KUSA, which allows homes with issues receiving KUSA's channel 9 VHF signal or only a UHF antenna to receive KUSA in some form.
• The vehicles were extensively modified to add an 8.5KW alternator driven by the engine ( keeping weight down, thereby avoiding significant safety hazards ), a 52'pop-up pneumatic mast capable of rotating while holding a large shortwave yagi antenna, a VSAT satellite antenna system, and sixteen HF, VHF, and UHF antennas feeding its radios and data systems.
• Following the DTV transition in the United States, which forced analog TV stations off-air in June 2009, the old antenna ( larger due to the longer wavelength of lower carrier frequencies ) was removed from the top, and the smaller UHF antenna moved in its place, improving its broadcast range slightly, due to the increase in height.
• In a combination ( combo ) VHF / UHF antenna the longer elements ( for picking up VHF frequencies ) are at the " back " of the antenna, relative to the device's directionality, and the much shorter UHF elements are in the " front ", and the antenna works best when " pointing " to the source of the signal to be received.
• On September 8, 2008, WECT ceased regular transmission of their analog signal from the Bladen County tower, relying instead on its newer digital transmitter in converters and UHF antennas, but many who were able to receive WECT's former VHF analog signal would no longer be able to receive the station at all digitally, due to a shift to a UHF channel and a vastly smaller coverage area.