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8,271,619 results
A short explanation of how telephones, and the telephone network in general, work. †Who Invented The Telephone: ...
138,961 views
7 years ago
We live in a time where it is possible to speak to anyone at any time from anywhere in the world, thanks to telephones. But how do ...
13,533 views
9 years ago
How a Telephone Works.
40,938 views
15 years ago
A display at the Heritage Center in Abilene, Kansas shows the inner workings of phone connections.
2,969 views
5 years ago
Pebbles presents,"What do KIDS ASK? How Devices work", a 3D animation video on the working system of many of the objects ...
19,789 views
Here's a quick description of the mechanism's development. The clip is from BBC: "Connections" (1978).
720 views
8 years ago
This film explores the story of the Enfield telephone exchange and the role of female operators in the development of telephone ...
161,508 views
About I Didn't Know That: Two industrial scientists, Richard Ambrose and Jonny Phillips, explain the science behind everyday ...
240,478 views
12 years ago
Check this video out to understand how a cordless telephone functions. Issued in public interest by Orpat.
2,767 views
8,200,000 views
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How a cellular telephone works.
18,693 views
Get a modern Rotary phone here: https://amzn.to/34bfXsv Okay, so this thing is sitting in your weird older relative's (you know, the ...
784,325 views
Summary: The telegraph and telephone transformed American society and its economy. Notes: "How They Work," Information Age ...
99,188 views
13 years ago
Have you every called someone and while talking to them wondered how it was posible? Here in this video I'll explain how you ...
202,987 views
The back side and innards of a rotary dial mechanism from a 1978 telephone. A clever arrangement of electric contacts and levers ...
27,494 views
This kid's science experiments video will help us understand the basics of telephone with easy to do a project at the comfort of ...
1,827 views
4 years ago
In the 1870's electricity was cutting edge technology and the challenge was on to build on the success of the Telegraph and carry ...
104,748 views
6 years ago
This short subject newsreel was shown in movie theaters the week before a town's or region's telephone exchange was to be ...
191,817 views
A VOIP PBX or IP PBX consists of one or more SIP phones or VOIP phones, an IP PBX server and optionally a VoIP Gateway.
1,561 views
What is PBX? We bet your company uses it. But do you really know what the term stands for? Let's break the full name down. PBX ...
133,597 views
3 years ago
526 views