Essays Tagged: "Antennas"

Satellites and Sputnik

load and the bus.The payload is all the equipment a satellite needs to do its job. This can include antennas, cameras, radar, and electronics. The payload is different for every satellite. For example ... take pictures of cloud formations, while the payload for a communications satellite includes large antennas to transmit TV or telephone signals to Earth.The bus is the part of the satellite that carr ...

(7 pages) 67 2 4.2 Apr/2004

Subjects: Science Essays > Space

"Symbiosis: You Scratch My Back, and I'll Scratch Yours."

As a watchman goby fish peeks his head out of a hole on the sea floor, a pair of antennas arise from aside him, followed by a flurry of rocks and sand being moved by a pistol shrimp ... nd guard" while the pistol shrimp makes and maintains their burrow. The pistol shrimp uses its long antennas to communicate with the goby, so if the goby suddenly darts in to the burrow because it saw ...

(2 pages) 14 0 3.0 Oct/2005

Subjects: Science Essays > Biology

The Channel to Watch

only provides better quality of the received broadcast, but also provides additional stations that antennas are not able to pick-up because of distance and interference. The consumer desire to receiv ...

(5 pages) 143 1 5.0 Oct/2006

Subjects: Social Science Essays > Communication Studies

Heinrich Rudolf Hertz

antenna is a center-fed driven element for transmitting or receiving radio frequency energy. These antennas are the simplest practical antennas. Through experimentation, he proved that transverse fre ...

(1 pages) 12 0 3.0 Apr/2007

Subjects: Science Essays > Physics

Folded Patch Antenna

nection has dramatically increased. With the growing need for wireless connection, new and improved antennas are desired. It is our goal to reduce the size of patch antenna for 2.42-2.48 GHz, which al ... hamber is surrounded by absorbing foams to reduce reflections, the camber contains one transmitting antennas, and we use our antenna as a receiving antenna. Since the measuring equipment is currently ...

(10 pages) 7 0 4.0 May/2007

Subjects: Science Essays > Technology

Cell Phones

en, Portable, Mounted on your car, glass mount, pole mount, etc.) There are three types of dBd gain antennas. The O dBd gain antenna radiates the highest vertical plane energy to reach communications ...

(6 pages) 75 0 5.0 Feb/2008

Subjects: Science Essays > Chemistry


un Kit (Student ID: 0075 8792) Date of Experiment: 12th March 2002 Objective Analyze the microstrip antennas by the transmission line model. Measure the resonant frequency and antenna gain of a micros ... the value from signal generator is much larger than the actual power output. In addition, that two antennas may not be linear and exactly face each other, therefore the signal transmission may not tr ...

(4 pages) 1058 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Mobile Phones and Global Positioning System's in Relation to waves

mitted all around the world because it travels though a range of Base stations which are a bunch of antennas which will receive the signal and send it onto either the next base station along the way o ...

(2 pages) 16 0 0.0 Apr/2008

Subjects: Science Essays > Physics

Reebop Lab

a) The characteristics that showed up most frequently were:One nose, pink coloured nose, 2 antennas, 6 legs, 2 eyes and 2 green humps were the most common characteristics.b) The Characteristi ... Curly Tail)VV (Red eyes)d) The following traits were found to be heterozygous:Aa (Antenna number: 2 antennas)Mm (# of Humps - 2 green humps)Nn (Leg number - six legs)Ll (blue legs)e) The following tra ...

(5 pages) 2779 0 0.0 Sep/2009

Subjects: Science Essays > Biology