Sentences with phrase «of radio transmitters»

It is also a common unit used to express the electromagnetic power output of radio transmitters.

All smartphones are cell phones, in that they connect to the phone network not with wires but through a series of radio transmitters.

The increasing number of transmitters along with the unawareness of the characteristics and the exact location of the radio transmitters are an extra impediment that makes hard a real knowledge of the variations in electromagnetic field levels in urban environments.

The world of radio transmitters is getting ever smaller in size — and bigger in scope.

Not exact matches

Last September, Edward Rogers revealed plans for a $ 1.5 - billion 10 - tower condo project on land in Mississauga, Ont., originally purchased for a radio transmitter in the 1960s at the cost of $ 170,000.

Chris Urmson, director of the Google self - driving car program, asked the FCC on January 26 to renew an experimental authority license that allows it to test radio transmitters in the 76 GHz range — likely used by the radar system on its cars.

Word of mouth brought them recently to India, where the public broadcaster All India Radio brought Nautel a massive challenge: providing enough transmitters to cover the entire country or, as the marketing slogan went, «broadcasting to a billion.»

Significant investments would be needed to build a network of transmitter stations to give signal coverage, or to upgrade existing ones dating back decades when radio navigation was standard.

We need to create several storm - hardened AM radio transmitters with a broadcast signal of a roughly five - mile radius throughout the County.

Even so potent a means of production as the short - wave transmitter has been tamed in this way and reduced to a harmless and inconsequential hobby in the hands of scattered radio hams.

You have successfully, using no instrument other than a radio transmitter, lobotomized a huge number of your followers.

Some of our turtles go directly from the museum out into the wild but we can't afford to put radio transmitters on all of them so this is a great way of knowing which turtle is which should we come across them a few years later.

The Nigeria Communications Commission must sanction MTN for allowing the installation of Radio Biafra's transmitter on its mast in Ngwo, Enugu State.

The radio controlled transmitter works at 60 meters, giving you plenty of room to play.

To help inch things along, the DOT recently awarded a consortium of automakers, including Ford, GM, Toyota, and others, $ 7.4 million to outfit cars with compatible radio transmitters and test them on closed courses.

To quantify the trend — and figure out how the flocks might be affecting people — scientists attached radio transmitters to 41 adult geese in the greater Chicago area in the falls and winters of 2014 — 16.

«You could just set up a transmitter and start broadcasting stuff,» says radio industry consultant Rick Ducey, formerly the head of research for the National Association of Broadcasters.

In 1865, James Clerk Maxwell predicted that light travels in waves, but humanity needed Heinrich Hertz's first radio transmitter to unleash modern technology and unveil new types of cosmic phenomena.

The level of expertise needed to build a radio is just a little less than that required to build a nuclear weapon, they argued, so just as a civilization starts tuning up its transmitters, some internal spat causes it to go off the air in a storm of mushroom clouds.

This orchid bee was one of 16 outfitted with a radio transmitter backpack as part of a study of the insects» flight habits by ecologists at the Smithsonian Tropical Research Institute in Panama.

For now, much like Sputnik of yore, each of the Sprites in low - Earth orbit carries a radio transmitter that almost anyone might tune in to with relative ease, serving as a real - world demonstration of emerging spaceflight capabilities that could prove revolutionary.

The first optical storage techniques — which would later create the compact disc — were developed in 1965, but data transfer was still agonizingly slow: Mariner 4 radioed these pictures over 134 million miles with a puny 10 - watt radio transmitter at the rate of 81/3 bits per second.

Back when transistor radios were hip, Mariner 4 sent these first close - up views of Mars across 134 million miles using a puny 10 - watt radio transmitter.

A typical RFID system consists of a microchip programmed with identifying data — the «tag» — and a two - way radio transmitter - receiver, called an interrogator or a reader depending on its use.

In the late 1980s Philippe secured time on a large radio telescope near the Loire Valley and permission to use it as a transmitter of terrestrial signals rather than a receiver of celestial ones.

«We could make a very small version of SPS - Alpha and slightly modify the transmitter before launch to send radio signals rather than a microwave beam.

Böhme hopes to fit some of the animals with radio transmitters to find out more about these tropical relics.

... The radio transmitter goes on the form of a dart — it's a subdermal tag, and all that's showing at the surface is the antenna.

The Singapore system gauges drivers» locations with radio transmitters mounted on dozens of gantries scattered around the city, like the gantries used in many U.S. wireless toll systems.

Each thrush was weighed, equipped with a radio transmitter, and given an injection of water containing two stable isotopes.

Many animals are studied using radio telemetry by attaching a radio transmitter to the outside of the body.

The orbiting debris has included a glove and a spatula dropped by space - shuttle astronauts, bags of Mir's garbage, and the Russian radio transmitter in a space suit, SuitSat.

Loeb and his co-author Manasvi Lingam (Harvard University) examined the feasibility of creating a radio transmitter strong enough for it to be detectable across such immense distances.

Because neonate pine snakes are tiny and hard to see, once again, snake surgery is required (and the surgical photo above is of Ward implanting a neonate with a radio transmitter).

Thus, a focused band of signal is a waving flag, signaling, «Hey, there's somebody out there who can build a radio transmitter,» Shostak said.

He toyed with other ideas, including bar code readers and a system of FM radio transmitters, before latching onto the GPS.

HAARP, near Gakona, Alaska, comprises radio transmitters and antennas that are used to heat up the ionosphere — the uppermost region of the atmosphere — creating a laboratory in the sky for scientists.The facility has been used to produce an artificial aurora and to study how charged particles behave in the ionosphere, at a total cost of more than $ 250 million to build and operate.

The extremely high data rates of 6 Gbit / s was achieved by the group through efficient transmitters and receivers at a radio frequency of 71 - 76 GHz in the so - called E band, regulated for terrestrial and satellite broadcasting.

Concurrently with the radar imaging, the scientists also used the radar transmitter at the Arecibo Observatory in Puerto Rico and a portion of the antennas that are part of the National Radio Astronomy Observatory's (NRAO) Very Long Baseline Array (VLBA) to perform an observation known as radar speckle tracking.

To track the birds» activity patterns, the researchers caught 142 of the animals by walking around on the tundra and tossing nets over them — the birds aren't afraid of humans — and glued a radio transmitter to each, the size of a small bean.

In view of these circumstances, which should be common to and deducible by all the civilizations in our galaxy, it seems to us quite possible that one - way radio messages are being beamed at the earth at this moment by radio transmitters on planets in orbit around other stars.

A team of Columbia Engineering researchers, led by Mechanical Engineering Professor James Hone and Electrical Engineering Professor Kenneth Shepard, has taken advantage of graphene's special properties — its mechanical strength and electrical conduction — and created a nano - mechanical system that can create FM signals, in effect the world's smallest FM radio transmitter.

He plugs a radio transmitter into the car's power adapter, connects it to his laptop and, with a few keyboard strokes, takes control of every traffic light in town.

In October 2014, when Illinois Natural History Survey herpetologist Chris Phillips donned a wetsuit and dove to the bottom of Clear Creek in Union County, Illinois, he was looking for a young male alligator snapping turtle with a radio transmitter on its back.

To follow the fate of individual seeds, they attached a long thread with a transmitter unit to 589 seeds, then radio - tracked locations over the course of a year.

The device needed kick - starting with a short burst of radio waves, but was then able to use the electrical gradient running across the membrane to sustain the transmitter for up to five hours.

Radar pulses (short bursts of radio - frequency energy) emitted from a ground - based transmitter are reflected by a meteor's trail.

Back at the lab, three days later, Hart's team implanted four devices into the snake: two radio - transmitters, a GPS device to track the precise ground coordinates of the animal at all times and an accelerometer.

Some of these are: - · Super small, lightweight and hyper - sensitive low - cost Graphene - based sensors and Radio Frequency ID (RFID)-- Higher speed, Low loss and power consumption graphene based optical transmitter and receiver for 5G systems — Making IoNT a low - cost and practical industrial and domestic solutions in Malaysia.

A team at Disney Research is looking at harnessing a technique called ultra-wideband (UWB) ambient backscatter, which would allow IoT devices to save power and ditch their radio transmitters by piggybacking their communications on the multitude of FM and cellular signals already in the air.