Rifaa
@rifaa-NaWZZ4 Member
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Recent contributions
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CE Project: CE Bot [PART THREE]
Hey I got small car, may be it can be used as a bot. I will try to post a pic .....wait.
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If DC supply is given to TRANSFORMER
Guys!!! Bear in mind that transformer are not to be used in steady current. If the PSU you are using have high current capability then the...
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blank laptop screen.....
OK.. so you need to check ur RAM modules first. Cleaning or just removing and replacing them might help. If you donno how to, get a...
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blank laptop screen.....
No worries. Please Specify beep. When it comes to bios error codes and beeps, by hearing I can tell the problem. Since I can't hear in...
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combination of ac and dc
With 10VDC and 5VAC together means AV is super imposed on DC. Resultant will be a DC Voltage with an AC component ( like a ripple...
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blank laptop screen.....
Please specify the beep tone sequence first, like, how many long beeps, and how may show beeps. Then I can only I can help you. Rifaa
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two positive terminals is given to D.C Motor
raghunathreddy36i can not understand you answersThen I donno what to say. Can't make it simpler than this Rifaa
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Get Started With PIC
Hey shahrul I'm having a bit of confusion with a some code directive I presume u know them better than me. I would refer to a...
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two positive terminals is given to D.C Motor
For those dummies out there. Read carefully 😉 First thing is to learn about dual supply capable PSU's, or even with triple out puts, or what...
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two positive terminals is given to D.C Motor
at least some one have an idea on motor practical application. Newbies, if u are not sure then don't make judgments. learn from the experienced ones....
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two positive terminals is given to D.C Motor
Can u imagine a PSU with multiple out puts, say 12V , 5V with a common -ve. If you can, then tell me what is the...
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two positive terminals is given to D.C Motor
imnitsythats what i said!! the motor will work but very inefficeintly, and probably the winding will get burn due to over heating!!😉Ding! Ding! Ding!Ding!Ding!Ding!wrong!!!! 😁...
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two positive terminals is given to D.C Motor
Sheeesh ! guys. None of u have any experience on these type of matters, right. Motor will operate exactly stated in my reply. Rifaa
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two positive terminals is given to D.C Motor
imnitsyI think the windings of motor will burn!! the current provided to the motor will be unable to find the proper path to leave, since both...
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two positive terminals is given to D.C Motor
No current can pass through without a Potential difference. In some cases the two motor terminals can be positive to a given common ground, but the...
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reducing the watts consumed by iron box
Simple buddy. Just limit it's usage or be conservative. Rifaa
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Help with MX flash chip!!!
I have a programmable flash chip made by MX no. is 29F004TPC-12 Getting the spec for this wasn't easy and a couple of companies make the...
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Get Started With PIC
that's good, I'm using the same thing to compile. I'm using a Willem Pro Programmer. So we can share codes, right? Rifaa
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Get Started With PIC
hey shahrul, can u tell me what softy do u use to write and compile and what PIC's you are familiar with. I like to chit...
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Get Started With PIC
Is this thread dead or what. I have been studying PIC while I was away and I am proud to say I was able to write...
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Star Delta Panel (A Practical Experience)
I do these kinda things all the time. I use to visit luxury yachts and cruise launches of those kinda guys who likes to travel around...
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Star Delta Panel (A Practical Experience)
This may be not new to everyone, but is just another work experience and is posted by a request from the admin. This was a work...
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Need an electrical engineer's help
Naaa, it's OKay. I managed to clear up my doubts anyway If any one need any first hand help on induction motor star delta config, feel...
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Need an electrical engineer's help
Hi. I'm looking for some one who is familiar with induction motor's star delta arrangement and it's associated starters. If any one with hand on experience...
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speed of stepper motor
"micromouse" 😕 what the heck is that? as for stepper apps, what kinda apps you want 😕
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Where are you from?
And may be I like it that way 😎 One & Only.. ha! beat that guys!!!
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Funny one liners...
This is a joke that is a one liner for who ever said it, but to understand it you have to hear the beginning. This joke...
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Electronics potting and trace ampacity
Wow. dudes.. This is really great. You will inspire a lot of kids like u, out there. I must say for teens you did one hell...
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Electronics potting and trace ampacity
here is what u need, #-Link-Snipped-#Go thru it and you'll know what to do. It's no biggie And please do share us what you are doing,...
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Help me with my woofer...
It just says image hosted by tripod and blank..send the jpeg to my email
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Electronics potting and trace ampacity
Let me get some info on the resin and I'll tell you later what I did to water resist one of my project. In the mean...
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HELP PLEASE!!!! Scrolling message
Hey. I donno about how to go about it, but all I would first do is do a research in display driving technics and how to...
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Help me with my woofer...
link does not work. I could give you a detail explanation of the different types of audio configs if u like and it can also depends...
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Electronics potting and trace ampacity
it is called hot pot testing ( or something like that) If you are sealing the electronics then you shud test the unit in a sealed...
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capacitor stuff
kekekeke.. it should be a differentiator or integrator ( not Inductor) It's how the RC circuit is used that determines it's function. Differentiator produces positive and...
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Electronics potting and trace ampacity
Hmm, you are right with high current tracing, It will be safe if you could use thick copper wires to route the traces, just to be...
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How to convert digital to analog
Any time, do update the post on the progress of this task.
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How to convert digital to analog
Here's the first one #-Link-Snipped-#and also the addressing data #-Link-Snipped-#Enjoy
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Help me with my woofer...
hmmmm!!! we have down side, high end audio design concerns electronics. basically you should be familiar with power amplifiers, electronic Filters and bulk power supplies. Still...
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Help me with my woofer...
Hey, I open any time, but remember I will be very disappointed if you give up in the middle. So I'll give you an insight of...
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How to convert digital to analog
I remember having an I2C protocol document. I have to search my old database. It can give you a very through insight on how I2C operates....
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Its Dark-but you can see! A 'night vision' device
Hey ash (bump). you are tempting me with rifle scope thingy.
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Help me with my woofer...
Hmmm .. piece of cake. question is are you ready for what I am about to throw at you. I don't think you gonna find any...
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How to convert digital to analog
I did not assume anything and I did not argue. I just proved my point. that's all. Besides I just asked him what does an electrical...
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How to convert digital to analog
hey Ash.. chill out. This is a friendly argument over converting I2C to analogue, I just told before it cannot be done, and he denies it,...
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How to convert digital to analog
U guys are crazy alright, but remember to give a serial data to be converted in to analog via SCL and SDA and address the device...
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Connecting speakers in parallel w\o splitter?
Dude what is the size of the speakers, Are u a rock band performer? 😲
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Minimum speed available for an 8 hp dc electric motor with torque of 37 kn-m
Re: electric motor ya that too.
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Atmel STK500 complication
do u have schematic for this device, if so post it. Then I can help
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How to convert digital to analog
Aaaaaah! At least there is one CE that is not crazy ;-) ( get me )
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How to convert digital to analog
I'm not mad guys. This is one argument none of you will win, since I know what I2C protocol is and I deal with it almost...
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How to convert digital to analog
Look, I know what DAC's and ADC's are but you cannot change the I2C bus to an analogue voltage no matter what you do, cause it...
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How to convert digital to analog
What you want is useless and may not even be possible.
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How to convert digital to analog
I2C is a command signal and there for what's the point. It's not just an analogue voltage. It contains the information with which two LSI communicate....
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design of shafts
Hmm. I got a better solution. Use gears to reduce the speed, it's more effective that way. and it will put less load on the motor...
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How to convert digital to analog
I2C bus is used mainly in Sony and Philips equipments. This technic is not based on a single IC, it's rather a communication method that a...
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Its Dark-but you can see! A 'night vision' device
Besides I have already modified one camera and I use it as a magnifying glass to service mobile phones. I can see the components really big...
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Its Dark-but you can see! A 'night vision' device
that's the whole idea, to learn something your self.
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ECE mini project
Sheeesh guys.....what are you asking for...do u want us to spoon feed u. Have the dignity to introduce your self first. It's not nice to just...
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How to convert digital to analog
I think you are really confused, cause I really donno what you just said. and as for I2C, it's really complicated communication method developed by Sony...
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Its Dark-but you can see! A 'night vision' device
The camera you said is not that of great quality to get excellent night vision. What lal wants is the same principle every thing uses. Just...
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Ir sensor array
Ah.. IC no CE's had replied to you...do u still want any info. post back and I'll see what I can do
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Its Dark-but you can see! A 'night vision' device
Too bad. guys. Giving up. U should experiment, and I thought you were going to make this a CE project. let me high light you in...
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need help in using 6mm high speed drill
U know what I do if I am going to drill steel, get a high speed drill bit, hook it up to drill, manual or stand...
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design of shafts
I cannot answer to a partial question. If you want us to help you then you should tell us more about what ever that you are...
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Minimum speed available for an 8 hp dc electric motor with torque of 37 kn-m
Re: electric motor buddy these kinds of measurements vary from manufacturer to manufacture. U have to get specs from the source of what ever motor you...
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How to interfce nitro with bike & car?
May be you can use this to test drive nitro charged bike 😁
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Extracting images from .avi file
If u want to extract a still image from an AVI, I donno abt MLAB, but you can use Cyberlink Power DVD or Sony Vegas. This...
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Get Started With PIC
too bad... so I'm checkin ebay to buy one PIC, for the time being I have to do with the Willem one. Is there any thing...
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Here I come - want to be truly crazy CE.
Compete with gates.....😛😛 this is one crazy dude. Any way's welcome, and we are right behind ya. 😁 Good luck with that.
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Get Started With PIC
GF .... you didn't read my post? It's like next to the one you just read 😔
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The watts & voltage of Laser light in computer mouse
I really donno what your ratings are, typically for Red LED it's 1.5V to 2V @ 40mA
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Basic electronics question powering a CR2025 remote with 2xAA
Ash is right my friend, what ever the capacity of battery u use the current draw will be determined by the load, in your cause the...
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Is it possible to get a LED light up at a different voltage ?
LED's are like diodes but they drop higher voltage than a silicon diode. Different colored LED's use different voltages, and It's not safe to power the...
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Funny one liners...
I told my wife that a husband is like a fine wine; he gets better with age. The next day, she locked me in the cellar....
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Testing
Mars is erupting , other is laughing his?her AOF. but I am like 😕😕😕 what gives?
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Things that make you happy
1. Happy when I get at least a reply to my posts on 2. When my customers are happy. 3. When my sister and brothers are...
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An online paper presentation contest on CE.
Me no student. me too old to be student. but will help any way I can. Idea is pretty good, yes. biggie keep us posted, you...
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If I were the admin/mod of CE...
The current address is: #-Link-Snipped-# What is this guys.
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Cross a sharp LCD TV with a BenQ, what would you get? (Part 4- final)
Front picture A close up Notice the front screws, well the TV was used in a place without AC, and it is pretty hot here in...
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Cross a sharp LCD TV with a BenQ, what would you get? (Part 3)
Continued Below is a pic of the tube connection and powered up. Next was to mount the Inverter. Since the BenQ one was of low profile...
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Signal Choppers
Basically signal choppers are circuit that limits the voltage to a predetermined value. And I don't think it's related to any thing since SS diodes can...
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If I were the admin/mod of CE...
Well. I think most of you know what " IF I WERE AND WILL DO". If in 😕.. Guess!.. A prize to a winner is there.
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Cross a sharp LCD TV with a BenQ, what would you get? (Part 2)
thanks for the motivation. the best part is yet to come. A little busy right now
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How to interfce nitro with bike & car?
What I was referring was, like nitro in a bike is not safe. Most of the time you'll be like out of control. Na?
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Cross a sharp LCD TV with a BenQ, what would you get? (Part 2)
think so? Biggie. Thanks
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The watts & voltage of Laser light in computer mouse
It's not a lazer buddy, It's Red LED, with a different wave length than common RED LED's
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Cross a sharp LCD TV with a BenQ, what would you get? (Part 2)
Continued ... Here is a comparison of both the Inverter Assy. As you can see there is a major difference in them. The High Voltage generation...
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voltage comparator
The wiring is way wrong in your practical one buddy Do u have msn ID. if so add my ID and I can guide you now.
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Cross a sharp LCD TV with a BenQ, what would you get? (Part 1)
A few sleepless nights and a few HV shocks in between, I'll say. This is not a tutorial nor a recommendation to any one with a...
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How to interfce nitro with bike & car?
Anyways.. what I think of Nitro in a bike is that most of the time you'll jettison to the moon.. kekekeke!!~
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voltage comparator
Buddy , the Inverting input pin is at Supply potential, there is noway the NI will go above to trigger the out put. the way I...
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the last movie you've seen
Hmmm!! Mirrors was really good You watch the house on haunted hill and it's sequel Return the house on haunted hill. Really jumpy movie. Any ways...
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Finally: We have CE Banners! [8ft x 2ft] - Comments please!
will do..big K. We are on a political turmoil right now.. it's affecting every one. big and small
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Get Started With PIC
So, u mean to say is that PIC will always be there, I don't have to take it out. To program a PIC it will be...
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Finally: We have CE Banners! [8ft x 2ft] - Comments please!
Too bad there won't be much tech-fests in Maldives, these days. The college students are on strike...sheeeeesh.. what's next?
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Finally: We have CE Banners! [8ft x 2ft] - Comments please!
English-ScaredThis is awesome.😕 what is?...........oooooooooooops ! sorry!!. the banner right. by the way, where is it?
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Hey Hey Everyone
😡 Not again !!! Biggie......it's the same guy..he's spamming the board... advertising some sort of escort hookers. kick him now.. or by the way Welcome Quoozy.........😁
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Finally: We have CE Banners! [8ft x 2ft] - Comments please!
😡 Hey Bigggie ..we have a spammer or an advertiser or what ever.. mendy is a troll..kick him or her late edit: please ignore this post.
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Get Started With PIC
Oh goody.. my willem is quite good u say, now that's nice to know. So I was right huh!.. I need a programmer to make a...
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Get Started With PIC
So which means that we can replace with another PIC to programmer something else, if the ZIF socket is there. Still, I've been thinking, doesn't the...
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Jumble
Hee hee hee Durga, your post is full of typo's. Now I am more confused than before.
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Tip: List of Free Engineering Software
aaaaaaaaaaaaaaaah!!! Compiler. Once compiled, I get the HEX file, Right. Then what the heck is an Assembler 😕😕 seee..this is what I am telling you all.....you...
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Jumble
Donno....what are you people mumbling about :neutral::!: I'm sorta confused u know
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Hey whats up?
Salaam Julian. Salaam Manisha. Welcome to the world of The only community with all kinds of minds. Enjoy your stay. Cheers
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Get Started With PIC
One more Q? GF. Do I have to solder the PIC. Or can I use a ZIF socket.
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Get Started With PIC
Yeah GF. If I make one, then only I am improving my knowledge about the basic concepts of how it works. I would rather make one...
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Tip: List of Free Engineering Software
@GF ..I have the software. The programmer came with willem pro. The main problem is that I really donno how to go about programming a PIC...
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Tip: List of Free Engineering Software
godfatherDear Rifaa, It only Supports ICP method..Can you please tell me which NXP Controller You are Using!Like I said ..I am 😕😕 on just what u...
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Get Started With PIC
OK GF and ash ..seriously. I really donno what in god's name you two are talking about. I mean I can repair TV's ..hi fi's, DVD...
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Tip: List of Free Engineering Software
ashAt the splash screen, choose the "technology" tab. Then choose "Electronics".Oh boy...this is interesting. thanks buddy 😛
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Tip: List of Free Engineering Software
@ash. Yup !! pretty childish I'd say. I registered and they gave me free licenses 😁 hoorayy!! But they have a lot of varieties, am a...
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Tip: List of Free Engineering Software
Hey Ash, is yenka that good, what would you suggest, money is no of concern to me, I want the BEST
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IR Sensors
to pchaubal89, if this is your first post then please introduce your self and start a new thread concerning your problem in the appropriate section. that...
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Get Started With PIC
OK GF, Here's what's bothering me about CE's in here. Pls don't take me personally, and I am not disappointed in any way but I just...
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Will It Be Suitable For Plastic Injection Molding????????
The_Big_KDo you think the mod team will be fooled by your posts? Being a smart spammer doesn't help on CE. More advertisements and you go off...
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CE Project: CE Bot [PART FOUR]
Ash said (bump) I've got a programmer.:hehehe::hehehe: my bad
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Looking for photo detector(20mm long)
godfatherDoing great job rifaaHUH! :shock: .....What job?
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Looking for photo detector(20mm long)
Here's ur IR buddy. 😁 <a href="https://www.alldatasheet.com/datasheet-pdf/pdf/45616/SIEMENS/SFH205.html" target="_blank" rel="nofollow noopener noreferrer">SFH205 Datasheet(PDF) -...
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A virtual function error
I don't think any one uses ubuntu here dude. I did once just to check it out. Sorry I could not tell u more yet.
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Get Started With PIC
Godfather !!! where's the rest ot the tut.. hurry , pleeeeeeeeeeeeeeeeeeeeeeeese
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Starting new Topic ( PIC )
godfatherNow a days there is good market of PIC(Microchip) controller as Student Projects.. (In Industry NXP and Freescale are Good!) I was trying to learn PIC...
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CE Project: CE Bot [PART FOUR]
I see no body has a programmer. Seriously...and u are all techs. well. sorry to disappoint u, but I have one. A very good one indeed,...
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Capacitors working in series
Hmmm. the capacitor theory part is correct and polarized electrolytic with low ESR is best prefered for igniting flash lamps. Low ESR results in very low...
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Capacitors working in series
Well. The capacitor rating in this configuration is 2KV, which is quite adequate provided the VBatt is from a battery. I recommend U add one more...
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Current transformer help?
Everyone is giving correct answers in their point of view but not what kundan wants. @ Kundan, the way you a thinking of transformers are not...
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What should be the PIV rating of diodes in the circuit
PIV is the peak inverse ( reverse ) voltage you can apply to a diode or PN junction before it breaks down. Which basically means the...
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Tip: List of Free Engineering Software
OK , since I was abt ask you engineers a noob q?, I thought I'll ask it in here. I like to know which is the...
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A one word Game - just for the fun of it
Read the story.....pretty funny.. I'll say. So what are we doing wrong. I think everyone is trying to make up a story instead of writing a...
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Illogical Questions
raj87verma88Thank god, I didn't blew it up.Um...Yup not bad. what I had in mind is Ans: I never wanna do that again... and to think the...
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Illogical Questions
I got one Q: What did the suicide bomber said after a successful detonation?
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Illogical Questions
Q: Why does NEWS PAPER produces sound when it is crushed ? Ans: Paper ball
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Illogical Questions
Hope less is OK, u know why I said kick ass. cause his friends has to kick has to make him jump, thus his friends called...
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Illogical Questions
Qn What will be a frog who cannot jump called by its fellow frog-friends? Ans> He's a kick ass frog 😁 NO!
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