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The Newlong NP-7A machine and how to replace the needle

The Newlong NP-7A (also known as the ‘bag closer’), is a portable piece of equipment that comes in handy for closing bags. This machine assists in sealing bags of grains, animal feeds, fertilizers, potatoes, chemicals etc. The nature of these bags may include paper bags of potatoes, woven poly bags...

The GSM communication unit

GSM (Global System for Mobile Communication), is majorly the technology that most phone networks use. GSM networks use TDMA, these work by assigning time slots to multiple conversation streams, alternating them in sequence, and switching between each conversation in short intervals. During these intervals, phones can transmit their information. Each...

Why should you have an ‘automated fingerprint attendance system’?

The fingerprint biometric system is highly optimized to provide impenetrable security. This is achieved by saving every specific characteristic of a fingerprint in form of a ‘biometric encrypt key’ instead of an image. Since it is saved as an encrypted key, nobody is able to change the algorithm to an...