Friday, September 30, 2011

Telephone Set Function 4. To convert voice frequencies to electrical signals that can be transmitted

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In my last few legacy  Public Switched Telephone Network (PSTN) posts , I covered pulse or rotary dial service, dual tone multi frequency (D...
Wednesday, September 28, 2011

Early Fall Walk Around the STCC Technology Park

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I took a quick walk at lunch time today around the STCC Technology Park . The Tech Park is part of Springfield Technical Community College ...
Sunday, September 25, 2011

Telephone Set Function 3 - To provide a way for the telephone company to indicate that a call is coming in or ringing

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In my last  two legacy Public Switched Telephone Network (PSTN) post s  I covered pulse or rotary dial service along with dual tone multi fr...
1 comment:
Wednesday, September 21, 2011

Facebook Will Need Its Own Operating System

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Gabby came home today for a little while and she had her Chromebook with her. If you haven't seen one yet - it's a pretty cool li...
Wednesday, September 14, 2011

Rural Broadband - Holland, Massachusetts

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The Springfield (MA) Sunday Republican runs a Q&A piece every week titled Just Ask . this past Sunday a woman who lives in Holland, M...
2 comments:
Friday, September 9, 2011

Memories of September 11, 2001

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I first  published this three years ago . I was walking into the office when our technician told me a plane had hit one of the towers - he...
Thursday, September 8, 2011

Greplin - Search All Your Data In One Place Immediately

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I recently started using a new search utility called Greplin . Greplin, co-founded by 20 year old Israeli  Daniel Gross , lets users enter c...