20 1 2 an Company COMPANY PROFILE BATCO an SNS Group company P.O. Box 365450 ‚ Riyadh 11393 Kingdom of Saudi Arabia Tel: +966 1 4459600 Fax: +966 1 4458962 www.BATCOGROUP.com Company profile 2011 Contents Introduction …………………………………………………. 3 About BATCO ………………………………………………. 4 Mission‚ Vision & Pillars of Success ……………. 6 Why BATCO …………………………………………………. 7 BATCO Services in General……………………….…. 8 Telecom Services & Tasks …………………………… 12 Technical Equipments & Tools ……………………. 13
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FM Transmitter Design Report Project Team: Dec06-01 Client Iowa State University-Senior Design Faculty Advisor Dr. John W. Lamont Prof. Ralph E. Patterson III Team Members Grant Blythe Tony Hunziker Luke Erichsen Jacob Sloat Disclaimer Notice: This document was developed as a part of the requirements of an electrical and computer engineering course at Iowa State University‚ Ames‚ Iowa. This document does not constitute a professional engineering design or a professional
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Cell phones use radio frequencies to transmit signals. Radio Frequencies (RF) are a form of electrical waves similar to those used in radios‚ microwaves‚ radars or satellite stations. They are emitted from a transmitter‚ and received using an antenna. This telephony technology is restricted geographically to small zones called "Cells". Every cell has a base station capable of sending and receiving radio waves. When a call is started a signal leaves the handheld unit headed to the closest base
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Telecommunications 1. Describe a local land line phone system based on the following Landline Telephone Components. a. Local Loop - consists of twisted pair copper cables with a maximum length of three miles. It is a physical link from the customer to the service provider’s network; the local loop terminates in a circuit switch housed in a local exchange carrier or telephone exchange. b. Central Office - a building used to house the inside plant equipment including support for up to 20 local exchanges
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INTRODUCTION For three decades‚ satellite communications have been used for public switched telephone network (PSTN) and video broadcasting applications. However‚ with daily technology advancements made in society and the requirement for global data connectivity‚ satellites are increasingly being used to provide data communication links at all data rates ranging from 64 Kbps to 155 Mbps (Buchsbaum). Wireless technology allows data to be sent out into space to a satellite and back to earth to provide
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you want your station to broadcast. A full-power station will need tens of thousands of watts‚ while a low-power station may only need a thousand watts. 4. Buy the necessary equipment‚ including transmitter gear and an antenna. You may need to rent space on a tower for your antenna. 5. Design your studio. You’ll need sound proofing‚ headphones‚ speakers‚ microphones and more 6. [source: Community-Media]. 7. Recruit broadcasters. Make sure you have enough people to fill up all the time slots. 8
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(C3) to capture the RF signals from the mobile phone. The lead length of the capacitor is fixed as 18 mm with a spacing of 8 mm between the leads to get the desired frequency. The disk capacitor along with the leads acts as a small gigahertz loop antenna to
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music and favorite songs and many more applications. Nano radio is a fully functional‚ fully integrated radio receiver from a single walled nano tube. The nano tube serves simultaneously as all essential components of a radio: antenna‚ tunable band pass filter‚ amplifier and demodulator. A direct current voltage source as applied by a battery powers the radio. Using the carrier waves in the commercially 40-400 MHz range and both frequency and modulated techniques it demonstrated
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used‚ importantly‚ the battery needs to be charged first before taking it anywhere. This is done by use of microwaves. The microwave signal is transmitted from the transmitter along with the message signal using special kind of antennas called slotted wave guide antenna at a frequency is 2.45 GHz. There are minimal additions‚ which have to be made in the mobile handsets‚ which are the addition of a sensor‚ a Rectenna‚ and a filter. With the above setup‚ the need for separate chargers for mobile
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Broadcasting and Acoustics 1. (Mar 1996) One-hundred twenty µbars of pressure variation is equal to a) 120 dBspl b) 115.56 dBspl c) 41.58 dBspl d) 57.78 dBspl 2. The color phasor has what phase for the I signal? a) 180° b) 37° c) 90° d) 57° 3. What is the allowable bandwidth of commercial AM radio in the United States? a) 10 kHz b) 37 kHz c) 10MHz d) 15 kHz 4. What information other than the sound has to be transmitted in TV transmission? a) Visual signals b) Synchronizing
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