Bluetooth
Introduction Bluetooth wireless technology is a short-range radio technology, which is developed for Personal Area Network (PAN). Bluetooth is a standard developed by a group of electronics manufacturers that allows…
How to Avoid Food Poisoning in Ships
Incidents of food poisoning in ships are not a surprise. Recently on January 08, at least 340 passengers of MSC Sinfonia, docked in Salvador, Bahia suffered severe vomiting and diarrhea.…
Wireless LANs
Introduction In the last two decades the wired version of LAN has gained wide popularity and largescale deployment. The IEEE 802.3 standard has been revised and extended every few years.…
How To Extract Broken Bolts ?
I. With use of LEFT-HAND Drills Removing broken bolts is one of those pesky jobs that few people look forward to. This is one of those “try-it-you’ll-like-it” methods. During many…
Gigabit Ethernet
Brief History and the IEEE 802.3z Task Force As applications increased, the demand on the network, newer, high-speed protocols such as FDDI and ATM became available. However, in the last…
100 BASE TX
This option uses two pairs of category 5 UTP or two shielded twisted-pair (STP) cable to connect a station to hub as shown in Fig. One pair is used to…
Troubleshooting Centrifugal Pumps
Because most of the pumps on board ship are centrifugal pumps, we will examine the symptoms and common causes of centrifugal pump problems here. Centrifugal pumps work, as the name…
100 BASE-T4
This option is designed to avoid overwriting. It is used for half-duplex communication using four wire-pairs of the existing category 3 UTP cables, which are already available for telephone services…
Software Re-engineering
When we need to update the software to keep it to the current market, without impacting its functionality, it is called software re-engineering. It is a thorough process where the…
Ever Seen a Monument for Marine Engineers?-Engine Room Heroes of the “Titanic”
Have you ever seen a monument erected for Marine Engineers? Wondering what it is and where is it? Coming back to the memorial, here is a picture which I took…
