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An antenna rotator (or antenna rotor) is a device used to change the orientation, within the horizontal plane, of a directional antenna. Most antenna rotators have two parts, the rotator unit and the controller. The controller is normally placed near the equipment which the antenna is connected to, while the rotator is mounted on the antenna ...
A key innovation in the SCR-270 was a transmit-receive (TR) switch. The SCR-268 searchlight control radar, which shared much technology with the SCR-270, used separate antennas for transmit and receive, For maximum antenna gain at a given size it is desirable to use the same antenna for both functions. One obstacle is the need to protect the ...
An antenna control unit utilizes the resulting difference signal to select the optimum signal strength for the particular step of the search pattern. This system is particularly applicable to extremely high frequency communication channels (86 GHz and above) which are subject to atmospheric distortion and noise .
On December 17, pics emerged of the real estate mogul looking cozy in Aspen with model Klaudia K, sending fans into a tizzy. However, a source for Us Weekly says Mauricio isn’t quite ready to ...
A new trend gaining popularity among people trying to lose weight is microdosing the diabetes medication Ozempic. With approximately 70% of American adults meeting the criteria for being obese or ...
VK3IL - Multiband end-fed 80-10m antenna - NEC2 model file of a "MyAntennas EFHW-8010" multi-band antenna. Other retail books (such as The ARRL Antenna Book, Marcel De Canck's Advanced Antenna Modeling, and others) also include antenna model files. Most free or retail NEC software packages include an 'example' folder containing antenna model files.
New details are emerging about the case against Luigi Mangione, the man indicted on murder charges in the deadly shooting of UnitedHealthcare CEO Brian Thompson in New York City. The 26-year-old ...
Clansman Control Harness refers to a range of accessories which were fitted into vehicles for the purpose of controlling the set(s) and providing other features such as loud speakers, a vehicle intercom system, and switching between two radio sets. Control boxes provided the switching and facilities to plug the audio gear into.