Topic: Building a Telegraph
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Answers to Common Questions
How to Build a Telegraph?
A telegraph is comprised of a cable, two speakers and two switches. As each switch is contacted a dot or dash sound is made according to how long the switch is held down. It has been largely eclipsed by more current technology. Read More »
Source: http://answers.ask.com/Entertainment/Radio/how_to_build_a_telegra...
How to Build a Small Telegraph
A telegraph works by basic principles of electricity and electromagnetism. When the telegraph key completes an electrical circuit, it energizes an electromagnet that pulls a sounder toward it, making an audible click. A telegraph can send m... Read More »
Source: http://www.ehow.com/how_5416539_build-small-telegraph.html
How to build a telegraph from scratch?
Did this way back in Boy Scouts....Relatively easy...just need to build 2 electromagnets and a series circuit..... I'll see if instructions are online. http://www.terrax.org/comm/morsecode/buz… http://chss3.montclair.edu/~pererat/perb… the ... Read More »
Source: http://answers.yahoo.com/question/index?qid=20061113153110AAyJXMr
Featured Content:
Building a Telegraph
The telegraph was once an important communication tool; it was used to send messages from person to person. You can relive those days by making a telegraph of your own. You can use your personal telegraph to… More »
Difficulty:
Moderate
Source: www.ehow.com
More Common Questions
Answers to Other Common Questions
Their address is in the newspaper.
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Source: http://uk.answers.yahoo.com/question/index?qid=20110121061114AArG...
The concept is to build an electromagnet that cuts the circuit when energised. This produce a buzzing effect Source(s): http://members.cox.net/w1vet/build.htm
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Source: http://answers.yahoo.com/question/index?qid=1006040212248
This is a very simple circuit. http://www.rason.org/Projects/fmkeyer/fm…
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Source: http://answers.yahoo.com/question/index?qid=20061106220433AAQ00hD
You are probably thinking of the kudzu vine. It's scientific name is Pueraria lobata or Pueraria thunbergiana, depending on the source. It grows extremely fast and totally covers abandoned cars, telephone poles, and small buildings. Here ar...
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Source: http://answers.yahoo.com/question/index?qid=20080703194245AAYAocr
First you have to figure out how to string miles of wire to each of your friends. The local authorities may frown on wires lying in the street, and besides they would get broken pretty quickly. Perhaps you should look into a radio transmitt...
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Source: http://answers.yahoo.com/question/index?qid=20110608172301AAIgkIJ
Make a homemade electronic telegraph for sending secret coded messages to friends. No soldering required.
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Source: http://www.wonderhowto.com/how-to-parental-code/how-to-operate-a-...
