Daily Archives: February 2, 2011

Interesting Old Submarine Photo

A co-worker and I were discussing strange photos we have seen. I mentioned a photo that I saw years ago that showed USS S-5's tail sticking out of the water. During the 1920s, submarines that submerged occasionally did not come … Continue reading

 
Posted in History of Science and Technology | Tagged | Leave a comment

"Dying Gasp" from a Circuit Standpoint

Introduction The Metro Ethernet Forum (MEF) specifies requirements for carrier-grade Ethernet services. One the features they define is the "dying gasp". A dying gasp is defined as follows: Dying Gasp is a message (or signal) sent by the Customer Premises … Continue reading

 
Posted in Electronics | Tagged , , | 2 Comments