Tag Archives: telephone

Noises in the Earth

The early telegraph pioneers encountered major problems with cables, so there was a strong incentive for them to minimise the amount of cabling required. Fortunately, the use of an “earth return” meant that one wire (rather than two) was sufficient … Continue reading

Posted in Telecom Ramblings | Tagged , , , , , | Comments Off

Concerns about Copper

The high price of copper on world markets has led to a spate of cable thefts, and this has provided telephone companies with a strong incentive to find cost-effective ways of replacing copper telephone wire with optical fibre. However, this is … Continue reading

Posted in Telecom Ramblings | Tagged , , , , , , | Comments Off

The First Mobile Phone?

In 1879, Professor David Hughes noticed that a clicking noise occurred in his home-made telephone whenever he used his induction balance. Hughes eventually found that the induction balance had a loose contact, and that the clicking went away when the contact … Continue reading

Posted in Telecom Ramblings | Tagged , , , , , | Comments Off

The Strange Story of Phone Phreaking

During the 1960’s, the use of analogue signalling tones between telephone exchanges gave rise to a new phenomenon called “Phone Phreaking”. The word “phreak” is apparently a combination of “phone”, “free” and “freak”, so it’s rather a good name. Phone … Continue reading

Posted in Telecom Ramblings | Tagged , , , , , , , , , | Comments Off

Who REALLY Invented the Telephone?

As any quiz enthusiast will tell you, Alexander Graham Bell invented the telephone. He was awarded a patent for the telephone in 1876, and he and his fledgling telephone company successfully defended that patent against more than 600 legal challenges … Continue reading

Posted in Telecom Ramblings | Tagged , , , , , , , , , | Comments Off

The First Wireless Telephone

On 3rd June 1880, Alexander Graham Bell transmitted the first wireless telephone message using his newly-invented “Photophone”. The Photophone contained a flexible mirror that vibrated in response to the speaker’s voice. When sunlight was projected on to the mirror, the … Continue reading

Posted in Telecom Ramblings | Tagged , , , , | Comments Off

Portrait Gallery

As soon as a decision is made to include pictures in a book, difficult choices have to be made about which pictures to include and which to leave out. In some cases, the decision was taken out of my hands. … Continue reading

Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | Comments Off

Synopsis

Here’s a brief summary of each chapter. Chapter 1:  The Birth of an Industry This chapter chronicles the early years of the electric telegraph. It starts with the chaotic scenes in the US congress when – after many setbacks – Samuel … Continue reading

Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , | Comments Off

Interview

    What are your favourite sports and hobbies? My work involves spending far too much time sitting in meetings or working on a computer, so I like leisure pursuits that involve fresh air and exercise. I’m keen on backpacking … Continue reading

Tagged , , , , , , , , , , | Comments Off

Biography

I can’t really believe that many people will be interested in this, but I’m told that an author’s website needs a biography – so here goes. I can’t tell you about all the books I’ve written, because I’ve only written … Continue reading

Tagged , , , , , , , , , , , | Comments Off