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Frequently Asked Questions

Will the signal go through trees and buildings?

KWISP Frequenty Asked Questions
In most cases you will need a clear line of sight to the tower. Microwaves at frequencies of 2.4 and 5.8 GHz do not travel well through foliage and solid objects. We do have 900 MHz NLOS (non line of sight) equpment in selected areas with a lot of trees.

Do trees and buildings interfere with a wireless Internet signal?

Execulink Telecom - Support Centre - Internet FAQ's
Yes, both will diminish the signal. For that reason you will need a clear line-of-sight to one of our access points. Yes and no. Large amounts of rain or snow may diminish the signal, but wet weather also evens the air temperature. This reduces problems with interference issues such as fade drift, thereby increasing your speeds. At most you may see a 10% reduction in speed during a heavy rain or snow storm.

Can the signal penetrate walls and buildings?

FAQs | Xwire
Yes, the signal can pass through walls and buildings, depending on what the wall is made of or what is in the wall. Walls with sheet metal covering may reflect the signals, so the radio waves will not penetrate it. Also walls with lots of wiring and poor wiring insulation may cause interference and degradation of signal, and hence, poor performance.

Are there any new buildings close by, or trees with a lot of leaves or heavy branches?

MontanaPBS Faqs
How old is the TV? Older sets can experience tuner problems that can cause single channel problems. With new TVs, this is probably not the case. If you have a recent model set, you can rule out the TV. MontanaPBS is a service of Montana State University - Bozeman & The University of Montana - Missoula© 2008 MontanaPBS

Should I top my trees?

Frequently Asked Questions at arborday.org
The Arbor Day Foundation does not condone the practice of tree topping. Topping creates many problems for trees including insect infestations and diseases, weak limbs, shock and starvation to the tree and poor aesthetic qualities. For more information on tree topping, please contact Member Services for Tree City USA Bulletin #8 "Don't Top Trees". This bulletin is available for $3.

What happens if PV panels are shaded by objects such as trees and buildings?

Freqently Asked Questions
Shading PV panels decreases a system’s output. While some shading can be acceptable during certain times of the day (early morning and late afternoon) it is important to minimize the impact that shading from trees, nearby buildings, and other factors can have. Ensure that your installer assesses the impact of shading.

The trees have budded and are causing a problem with my signal, will this help?

WiFi-Plus a Division of Architron
Yes this is the advantage of multi polarization and obstruction penetration. A changing environment will not make you change your placement or alingment, when using our antennas.

If I have a few small trees in my line of site to the tower, can I pass the signal through them?

Four Seasons Wireless
If your proximity to the tower is roughly 1 to 2 miles away, then it may be possible to carry the signal through trees and still be able to get acceptable signal strength. If you are within ½ a mile from the tower, then you should be able to pass the signal through several trees. Extra ground height will only be assistance if it can help gain a better line of site with the radio tower. Otherwise, the reception quality will remain the same at any level of height from the ground.

How often are buildings added?

Frequently Asked Questions
Profiles are added weekly, as we receive data from property managers, developers and other sources. Coming are thousands more profiles in suburban Cook County, starting with more than 400 in Evanston.

When will my trees be shipped?

Frequently Asked Questions at arborday.org
To be sure that your trees arrive in a strong and healthy condition, we ship bare root stock only when it is dormant in the fall and spring seasons. Trees are sent according to your local climate and this year's weather. Fall Shipping: We have to wait for a couple of hard frosts so the trees go dormant and can be shipped safely. Trees can be planted until the ground is frozen solid. Fall shipments are made between October 15 and December 10.

Where are the trees planted for Trees in Celebration and Trees in Memory?

Frequently Asked Questions at arborday.org
Lodgepole pine and Douglasfir trees are planted in national forests, in areas destroyed by fire, disease or insects. These trees will help reestablish vital habitat for grizzly bears, bald eagles, and timber wolves, and will contribute to a better environment for everyone.

What are the buildings made of?

FAQs - Quantum Metal Building Systems
Solid steel rigid frame steel purlins and steel girts ,steel siding and trim steel roofing for a beautiful long lasting building.

What do the signal names 'signal 0', 'signal 1', ... mean?

Frequently Asked Questions about PhysioNet
noted in the answers to the previous two questions, signal names recorded in header files describe the signals in each record. In rare cases, however, this information is missing, usually because it was not preserved when the signals were recorded. Names of the form 'signal N' are default signal names used in such cases; they may appear in header files explicitly, or they may be displayed by PhysioToolkit software if no explicit signal names appear in a header file.

How do I turn a stereo signal into a mono signal?

Car Audio Installation FAQs - WikiFAQ - Answers to Frequentl...
Creating a mono signal is often necessary when you are powering a subwoofer by bridging the amplifier. Many people do not realize that bridging an amplifier does not always provide a mono signal - many amplifiers will simply use only one input channel, which means that the subwoofer won't be receiving the full signal. Some amplifiers have a switch that will allow you to combine the left and right channels into a mono signal.

Do the buildings have sprinkler systems?

FAQ
We fortunately have very good fire suppression and alarm systems throughout our campus. Each building is fully sprinkled, and has state of the art fire annunciation equipment. The Danbury Fire Department is contacted immediately when an alarm is sounded, regardless of reason.

When are the buildings closed, and what if I need to stay?

FAQ
If you know in advance that you would like to stay in your room when the residence halls are closed, you should try to select Pinney Hall, Centennial Hall or Newbury Hall for your room assignment. If you live in any other building, you will need to receive permission and signatures from residents living one of the open buildings in order to be able to stay on campus.

Are buildings handicap accessible?

FAQ: Office of Conferences | Vanderbilt University
It is the responsibility of the group coordinator to communicate any special needs to the Office of Conferences about physically challenged participants and their particular needs. Some of our rooms are handicap accessible, but not all. Please alert the Director of Conference, we will address the issues and needs of these persons.
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