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Make a Wireless Thermometer with Arduino
Learn how to use a 433MHz RF module with an ATMega 328P-PU. In this article I will make a circuit with a DHT11 sensor and a RF transmitter. I will also make a receiving circuit, with a 433MHz RF...
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5G’s Double Vision for the Future
5G is on its way, but no one has a clear picture of what that means. Phonecalls seem to be a secondary feature to the common smartphone user: most of us text far more than we call. And yet, in 1991,...
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The Tingbot Makes Raspberry Pi Projects Fun Again
Get creative with your Raspberry Pi projects. A group of intrepid young Brits have invented a way to make Raspberry Pi projects fun and easy: meet the Tingbot . It allows developers and coders to...
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Sakata la Uchaguzi Kufutwa: Wapinzani Zanzibar Wagawanyika
Vyama vya upinzania kisiwani Zanzibar vimetofautiana kuhusu uamuzi wa mwenyekiti wa Tume ya Taifa ya Zanzibar (ZEC), Jecha Salim Jecha kufuta matokeo ya uchaguzi mkuu wa mwaka huu kwa maelezo kuwa...
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Synchronous and Asynchronous Generators
INTRODUCTION . The generator converts the mechanical energy produced by the rotor into electrical energy. Asynchronous generators are often used squirrel cage with capacitor banks to improve power...
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Phase Rotation Tests.
Phase Rotation Observe that the generator phase rotation matches the bus phase rotation. The following procedure may be used to verify that the phase rotation is correct and that the synchroscope in...
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Alternators Pictures Images
Slip_rings Rotor_shaft_with_brush_holder Alternator_with_External_Fan1 [via LEKULE] Follow us @automobileheat – lists / @sectorheat
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Telephone Headgear Circuit Diagram
Acompact, inexpensive and low component count telecom head- set can be constructed using two readily available transistors and a few other electronic components. This circuit is very useful for...
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Phone busy pointer circuits
Phone circuits are busy pointer. A busy signal is a signal that indicates that someone is trying to call a phone number but could not be contacted because the phone if it is not involved, or because...
View ArticleMajina na Jumla ya Wabunge wote wa Bunge la 11 na Majimbo watokayo
1 Dk Charles Tizeba- Buchosa CCM 2 Nimrod Mkono- Butiama CCM 3 Omar Badwel- Chilonwa CCM 4 Kanyasu John- Geita Mjini CCM 5 Pudensiana Kikwembe- Kavuu CCM 6 Sixtus Mapunda- Mbinga Mjini CCM 7 Hassan...
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Mwanamuziki Papa Wemba Awasili Dar, Aelekea Bagamoyo Kunogesha Tamasha la...
MWANAMUZIKI nguli wa ndansi kutoka nchini Congo (DRC) Papa Wemba amewasili usiku huu jijini Dar es Salaam tayari kwa kutumbuiza katika tamasha la Karibu Music Festival 2015. Papa Wemba ametua katika...
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Rais Magufuli akutana na Waziri wa Mambo ya Nje wa Algeria Ramtane Lamamra
Rais Dkt. John Pombe Magufuli akutana na kufanya mazungumzo na Waziri wa Mambo ya Nje wa Algeria Mhe. Ramantane Lamamra Ikulu jijini Dar es Salaam leo. [via LEKULE] Follow us @automobileheat – lists /...
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Karibu Music Festival 2015 laanza kwa kishindo, Ras Six, Msafiri Zawose, Hard...
Mwanamuziki wa nyimbo za asili za Kabila la Kigogo, Msafiri Zawose akiimba kwa kutumia zeze maarufu la Kabila hilo katika shoo yao ya ufunguzi wa Tamasha la Karibu Music Festival msimu wa pili...
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Cable Earth-Gradient Detector Auxiliary Device
Figure 1 is an illustration of an earth-gradient detector. This detector has two spikes that are driven into the earth above a buried cable. The current that flows through the earth in the vicinity...
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Cable Acoustical Detector Auxiliary Device
Figure 1 is an illustration of an acoustical detector, an auxiliary device that is used with both types of thumpers. An acoustical detector has two sound transducers that are placed on the ground...
View ArticleElectrical Cables Go, No-Go Overpotential Test
The hi-pot test can be conducted as a go, no-go overpotential test. In this test the voltage is gradually applied to the specified value. The rate of rise of the test voltage is maintained to provide...
View ArticleVoltage versus Leakage Current Test (Step-Voltage Test)
In this test, the voltage is raised in equal steps and time is allowed between each step for leakage current to become stable.the current is relatively high as a voltage is applied owing to...
View ArticleElectrical Cables and Accessories Testing 2
DC Overpotential Testing In the past, this test has been extensively used for acceptance and maintenance of cables. Recent studies of cable failures indicate that the DC overpotential test may be...
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Water Cooled Cables
– Water-cooled cable (20sq twin)] 25 KHZ 500 A Water-cooled cable (100sq)] 100 KHZ 600 A Water-cooled cable (120sq)] 1KHZ 3000A Water-cooled cable (20sq twin,...
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American Standard Wire Gauge
An American Standard Wire Gauge is used to measure wires ranging in size from number 0 to number 36. To use this gauge, insert the wire to be measured into the smallest slot that will just...
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