hi actually we are using AT 89C52 mostly for all the engineering hobby projects.why we are specifically using this,we are having various micro controllers can we use those or that itself is enough for that projects....is that means wat are those..plz mention those features that are enough for desig

Look what Easter Bunny brought for the good cat . Just what every engineer needs. What di you guys get (or give)?

Del

how to test whether installed Lightening arrester is ok to arrest the surge?

A new process known as polynomial texture mapping is helping to illuminate artifacts in a whole new light, and it was developed from video game research. Archaeologists use the lighting method to reveal hidden clues, taking multiple images of an object lit from different angles each time. These imag

Definitely cool technology-wise, voice-controlled Internet access and enhanced driver interface functionality via smartphones will be welcomed by many as the ultimate driver's multitasking tool. The quandary, claim safety experts, is that drivers have a hard enough time keeping their eyes on the roa

A new survey by FoodMinds finds that Americans want federal government guidance when it comes to regulating nutrition labels. People are becoming more conscious of the food they consume and are looking to the government to provide assistance in monitoring the quality of manufactured foods. But, the

DOES ANY ONE KNOW THE MANUFACTURER OF UKE BRAKE SHOES BRAND?

WHAT I KNOW IS THAT THESE BRAKE SHOES UNDER UKE BRAND ARE CHINESE MADE, BUT I DO NOT KNOW THE MANUFACTURER OF THE SAME. PLEASE HELP.

Sir,

how is to calculate TR. how many TYPE OF HEATS WE ARE CONSIDER ,

please calculate the TR for one room. for following detail,

plz send your calculation method

EXAMPLE,

am consider one room for following description

ROOM SIZE

with =20 feet , b

Hi

I have a request on the wind turbine blades

I have testing wind turbine blades by using solidworks Flow Simulation

I need similar material

I can find it in the Solidworks material library

many thanks

1. I understand that long exposures to high frequencies emanated from Mobile phones are a health risk. Given that we are aware of it - it is not difficult to find a solution.
2. When mobile phone technology was launched it operated at around 450 MHz and now at about 900MHz or both.
3. H

Any good person is here to discus about hydrotest pls

Hello everyone,

We are MCCB manufacturers and we wanna test our MCCBs in some 3rd party lab , So i reffered to Table 10 of IEC-60947-2 that specifies the Number of samples and the test sequences needed to test any MCCB. If anyone experienced with tests ; How correct is this number of samples gi

What surface preparation is required for SS pipe material before coating since it required insulation. Need chemical cleaning sweep and blasting or any one.

If site condition don't permit can we go for only chemical cleaning or solvent cleaning ? will there be any issue for profile or adhesion?

This week's image:

Be sure to vote for your favorite caption!

"American locomotives," claims Robert Campanile, are the "heavy metal pride of engineering." A former lecturer at New York's American Museum of Natural History, Campanile is the original designer and former director of the North Adams Museum of History and Science in North Adams, Massachusetts

Hello,

I would like to learn how to design a heat sink with heatpipe and fins to draw heat away from a very hot electronic ship.

Is there any free simulation software to do design and model the heat transfer cooling process

Thank you very much

Hi,

I am a Mechanical Engineering student in Singapore and would like to know what's the difference(s) between an ASTM bolt/screw and its' ISO counterpart?

For example, as a nearest comparison, the M50 (mm) x 60(mm) VS 2" x 60(mm) stainless steel bolt.

In ISO, the standard is A4-80 an

This is our network setup at three hotels. The problem we are having is that once or twice a month we get the call that the internet isn't working for either the guests or the admin. When this happens typically we can't get to one of the three main devices...ie... the Nomadix, or one of the two

Hi to all

I would like to back up my computer using DVD discs.

Is there an easy way to convert DVD disc to data disc before starting the back up process ?

Thanks for help

Can anyone give me a schenatic on how to converte a 1939 ford tractor from 6v to 12v TKS