Electrical4u

WIFI-SECURITY The most of us connected Wi-Fi network with our laptop, tablet even our smart phone. To join our network with other device you must...

WHAT IS RFID?RADIO FREQUENCY IDENTIFICATIONRFID is a technology which is working on a radio frequency or radio waves. This technology is used to identify automatically...

HART PROTOCOL The control loop technology is been used for analog sensor for past decades to transmit important process data to control system. Whether that...

FIREWALL What is firewall? A firewall is a system that is designed to prevent unauthorized access from entire private network. By filtering the information comes from...

VIBRATION SENSOR For the optimum performance of the machine it is necessary to continuously want to monitor the parameters such as speed, temperature, pressure and...

STEPPER MOTOR Selecting between servomotor and stepper motor quite will be challenged with balancing of several design factors of cost consideration, torque, speed, acceleration and...

SERVOMOTOR Servomotor is a part of closed loop system and comprised with several parts namely control circuit, servomotor, shaft, amplifier, either encoder or resolver. Servomotor...

RANDOM ACCESS MEMORY The primary memory and temporary storage in a computer is called RAM. RAM stands for Random Access Memory. RAM is stored on the...

PORT FORWARDING What is port forwarding? Basically port forwarding allows computers over the internet to connect to specific computer or service within a private network. It...

PING COMMAND Ping command is one of the most widely used utilities that used in networking. Ping command is a simple tool is used to...