Essays Tagged: "Hertz"

Differences in Radio AM and FM

that travel within the electromagnetic spectrum. Radio waves can be defined by their frequency (in hertz, after Heinich Hertz , who first produced radio waves electronically), which is number of time ... est of one wave to the crest of the next. Radio frequencies are measured in units called kilohertz, megahertz, and gigahertz. (1 kilohertz = 1000 hertz : 1 megahertz = 106 hertz, 1 gigahertz = ...

(3 pages) 90 0 4.3 Dec/1996

Subjects: Science Essays > Physics

How to buy a computer

(6 pages) 161 0 3.9 Jan/1996

Subjects: Science Essays > Computer Science

Audio Waveforms.

plitude again.The frequency of the waveform is how many cycles it goes through each second, where 1 Hertz (Hz) is 1 cycle per secondA Waveforms phase is the measure of how far through a cycle the wave ...

(4 pages) 26 0 3.0 May/2003

Subjects: Science Essays > Technology

All about analyze of a system.

ould need a printer in case I needed toy print any reports or forms.ProcessorRequirement: A 500-megahertz (MHz) processor, such as the Intel Pentium/Celeron family, AMD K6/Athlon/Duron family, or comp ...

(12 pages) 217 1 2.5 Dec/2003

Subjects: Science Essays > Computer Science

Ideas to Implementation.

CR a form of electromagnetic radiation - waves, because it passed through thin metal sheetsoGustav Hertz - showed incorrectly that CR were not deflected by electric fields*British physicists - believ ... om lightening rod reduces the amount of charge of building - lessens likelihood of lightening strikeHertz experiment - measuring speed of radio waves - relation to light*First aimed to demonstrate pre ...

(10 pages) 90 0 2.3 Mar/2004

Subjects: Science Essays > Physics

Do Cell Phones Cause Health Risks? Radiation's Effects on the Human Body.

ular phones is classified as radio frequency or RF (US FDA, 1), and is expressed in a unit called a hertz (HZ), which is equal to one wave per second. More commonly, RF is measured by means of its pow ...

(6 pages) 194 2 4.6 Mar/2004

Subjects: Social Science Essays

I am the Cheese-Character Analysis of Adam Farmer

roughout his trip to Rutterburg. For example, Adam stops along the way to call his only friend, Amy Hertz. He was calling from a phone booth and was getting nervous that maybe the door would not open: ... he reveals that his name is Paul Delmonte. He then has flashbacks about when he was talking to Amy Hertz; he has a totally different attitude when he was around her. In the end of the book, the reade ...

(3 pages) 25 0 4.3 Apr/2004

Subjects: Literature Research Papers > North American

Brief Overview on the Physics of Music

ure varies governs the frequency of the tone, which is also measured in oscillations per second, or Hertz. Frequency is a primary determinate of the perceived pitch.Whenever two different pitches are ...

(2 pages) 41 0 5.0 May/2004

Subjects: Science Essays > Physics

Accuracy of data input is important. What method of data input would be best for each of the following situations and explain why?

an instruction. If the clock ticks faster, then the CPU runs faster. Clock speed is measured in megahertz (MHz) or gigahertz (GHz)." ("The way a CPU is designed affects its speed. One factor is the nu ...

(5 pages) 1480 1 2.6 Jun/2004

Subjects: Businesss Research Papers

How does DSL works? How does cable modem works? Compare Pros and Cons. Which one do you like to use and why?

ignal. The transmission of the signal is converted into cycles per second. Each cycle is known as a hertz. For example, a megahertz (MHz) is one million cycles per second. Each hertz can carry a signa ... n voices, speaking in normal conversational tones, can be carried in a frequency range of 0 - 3,400 Hertz. Because telephone compa-nies limit the frequencies carried over the lines, the phone system c ...

(5 pages) 48 0 3.5 Feb/2005

Subjects: Science Essays > Technology

Explaining sound: Subject:s cience, acoustics

els from one end to the other and back.Sound is comprised of 2 parts:Frequency- "pitch" measured in hertz (hz)Amplitude- "volume" measured in decibels (db)Think of frequency as a tuning fork, the smal ... e smaller the tuning fork the faster it vibrates and the higher the pitch. Frequency is measured in Hertz (the number of vibrations per second). Humans are typically sensitive to frequencies between 2 ...

(1 pages) 22 0 3.0 Dec/2005

Subjects: Science Essays

Circuit Report

(4 pages) 23 0 3.0 Mar/2006

Subjects: Science Essays > Physics

Heinrich Rudolf Hertz

Heinrich Rudolf Hertz February 22, 1857 - January 1, 1894 was the German physicist and mechanic for whom the hertz, ... 894 was the German physicist and mechanic for whom the hertz, an SI unit, was named after. In 1886, Hertz developed a dipole antenna. This antenna is a center-fed driven element for transmitting or re ... onfiguration, the electric and magnetic fields would radiate away from the wires as traverse waves. Hertz had positioned the oscillator about 12 meters from a zinc reflecting plate to produce standing ...

(1 pages) 12 0 3.0 Apr/2007

Subjects: Science Essays > Physics

Folded Patch Antenna

(10 pages) 7 0 4.0 May/2007

Subjects: Science Essays > Technology

Wireless Technology

ited????????????????????7 Wireless Technology The Beginning/Background: ?A gentleman named Heinrich Hertz was the discoverer of electromagnetic waves, the technical foundation of radio itself. By 1880 ... 1880, Hertz had demonstrated a practical radio communication system. This is the origin of the term Hertz, the unit of frequency.? (Wireless Crash Course, 2001) As broad a subject is as wireless techn ...

(4 pages) 49 0 5.0 Feb/2008

Subjects: Social Science Essays > Psychology > Psychological Theories & Authors

Travel Industry: Look and Feel

ces, and concert and sport events. Spirit has easy access to other partner deals such as Disney and Hertz on their site as well. For example, if an individual is looking to take a Disney vacation he o ...

(2 pages) 15 0 0.0 Jun/2008

Subjects: Businesss Research Papers > Marketing

Hardware Paper

(3 pages) 31 0 3.0 Jul/2008

Subjects: Businesss Research Papers > Management

Air communication and Navigation

timeVo - The amplitude of the signalf - The frequency of oscillation, number of cycles per second (Hertz = 1 cycle per sec)ϕ - The phase of the signal, representing the starting point of the cyc ... radio receiver starts with the discovery of radio waves by James Clerk Maxwel followed by Heinrich Hertz who expanded even more of Maxwel's theory.It was soon realized that there is a need for more c ...

(10 pages) 1 0 0.0 Dec/2012

Subjects: Science Essays > Technology