Replacement of 1N4728A 3.3 zener diode

Replacement of 1N4728A 3.3 zener diode Use a series of 2.7V Zener with a normal rectifier diode (2.7+[0.6-0.7]=3.3-3.4V) Use 5 regular diodes in series. Voltage drop across each diode is .7 volts x5 = 3.5volts Use the 5.1 and take the output via 3 diodes forward biased. 0.6 volt drop per diode, you can slash … Read more

HOW TO RESET VITU Mars11 Smartphone

  VITU Mars11 Smartphone   Product Description Brand:VITUModel:Mars11Color:Black,Gold,White,RedOperating System:AndroidOS Version:Android 7Screen Size:5.5 inchScreen Type:IPS LCDDisplay Type:TouchscreenSIM Support:Dual SIMSIM Type:Regular SIM, Micro SIMData:4GConnectivity:WiFi, GPRS, Bluetooth, USBStorage:16GBRAM:2GBProcessor Type:1.3 GHzCamera:Dual-Camera (Front/Back)Camera Type:Primary13 MPSecondary8MPMedia Ports:Memory CardMicroSD Upto 64GBUSBMicroUSB v2.0 Method: Begin by pressing the Power key for a few seconds to turn off the mobile. In the second step … Read more

Getting start a business may be difficult to do. So | here are seven steps for writing a perfect business plan.

BUSINESS PLAN Every business needs to have a written business plan. Whether it’s to provide direction or attract investors, a business plan is vital for the success for your organization. But, how do you write a business plan? Recommends that a business plan include; Executive summary – a snapshot of your business Company description – … Read more

DESIGN OF ECONOMICAL ELECTRIC FENCE ENCORPORATED WITH INTRUDER LOCATION INDICATOR AT MANTRAC TANZANIA LIMITED

PROBLEM STATEMENT Mantrac Tanzania Limited the recent available security electric fence does not show or identify the location of intruder when attacking the electrified fencing place. Since the surrounding area is large, the guard took a time to identify the location of intruder when happens. Also it operates through out the day in 24 hours … Read more

DESIGN AND IMPLEMENTATION OF VENUE MONITORING AND DISPLAY SYSTEM AT DIT TEACHING TOWER

PROBLEM STATEMENT DIT teaching tower is the building comprises  with more than 15 studying rooms(venues) there is lack of proper information about the free venue which leads lectures and students  consume a lot of time searching for free venue rather than studying MAIN OBJECTIVE The main objective of this project is to design venue monitoring … Read more

DESIGN AND SIZING OF A SURFACE WATER PUMPING SYSTEM USING SOLAR POWER AT MANCHILA VILLAGE IN MARA REGIO

BACKGROUND  INFORMATION Manchila village is located at Serengeti Municipal in Mara Region. Majority of the people of Manchila village are pastoralists and farmers. Water supply to the village is from a reservoir(Dam). Water from this dam is used for domestic, livestock watering and Agricultural activities such as Irrigation. Sharing of water resource with livestock is … Read more

DESIGNING OF A MICRO GRID SOLAR POWERED SYSTEM FOR KATORO RICE MILLING MACHINE

PROBLEM STATEMENT Katoro Rice Milling Machine is powered by TANESCO  but it experiences under voltage. This problem is caused by heavy loads to machine(s) because of sharing distribution transformer, when one machine with heavy load draw much power it leads to under voltage to the rest machines and these causes the machines to be operated … Read more

DESIGN OF AN AUTOMATIC POWER FACTOR IMPROVEMENT SYSTEM WITH AN ADDITION OF HARMONIC FILTER FOR MTIBWA SUGAR ESTAT

PROBLEM STATEMENT The low power factor problem at Mtibwa Sugar Estate is caused by the use of inductive loads and the presence of harmonics produced by the non-linear loads in distribution power system. These harmonics significantly reduce the life of capacitor banks and cause low PF. This increases current flow, power losses increase in both … Read more