cranky
@cranky-E9J79q Member
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single supply opamp
Yes please post the circuit so that we can help.But from what I gather:You could probably connect the supply to a potential divider and the supply's...
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Digital System Design Problem
I am not too sure about this.But here is my take: Consider the first input is A,followed by B,C and D.When (A ^ B ^ C^...
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Know Your CEan - Cranky
godfatherSuperb Interview Pallavi and Srinithi. 😀 Your Gmail status is BUSY most of the time. 😛 if not Busy then Invisible. 😉ahem 😀 chillax 😛
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Know Your CEan - Cranky
AbraKaDabraYet another cool interview. I hope Srinithi will make it to come CE-Meet. 😀 Good questions Sahithi. 👍sure akd 😀 please let me know 😉
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Know Your CEan - Cranky
cooldudeietGood to know you cranky 😀 Great work SP !! PS:where is my Tennis racket ? wanna one to one cranky 😀hey 😀 sure lets duel...
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Know Your CEan - Cranky
TejaNaiduits nice answers but u r in confused lol!!happens 😛
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Know Your CEan - Cranky
The_Big_KWhy intern? We are soon going to start recruiting full time CE associates.Waow?serious?Please keep us posted(and you haven't hi fied yet😕)
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Know Your CEan - Cranky
praveenscienceWow!!! Awesome interview Srinithi and SP... Thanks a lot praveenscience😁 sahithi pallaviAwesome and Awesome Interview I should Say! Really Nice answers, Srinithi! I...
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Know Your CEan - Cranky
BCA_GIRLNo words for you Cranky. Just a single word to say you are Awesome. I am still surprised.Thanks a lot BCA_GIRL😁.By the way,why are you shocked?😐...
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Know Your CEan - Cranky
ishutopreYeah great interview Srinithi. Actually, What to say? Engineer, tennis player, Tech fest events and what not!!! Great interview Sahithi and still more awesome answers s...
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Kva & kw
mreccentricWould the output of inverter affect the appliances? I mean pure sine wave output and modified sqaure wave output. Yes it would.We go for a modified...
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need suggestion about transistor project
There are a few interesting things you can do using it as a switch for instance<like alarm,ringing bell some arbit stuff> 😀 if you could give...
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The thread to discuss DIGITAL CIRCUITS questions
Q2:Give a generalised expression for finding the number of flip flops for counting any sequence:Ex:11,19,7,1119,11,19,7,1119 etc.
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The thread to discuss DIGITAL CIRCUITS questions
@pattinson,hex,narayan:thanks.could some one post any question @__@
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The thread to discuss DIGITAL CIRCUITS questions
@narayanamurthy: 😛 @hex:meant like given a clock with duty cycle of 1/2..obtain 1/8 or 1/3 etc.(using jk flip flops)
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Difference Between Latches & Flip Flops?
@above all:thanks Q2:How to start problems that involve designing a counter with frequency/2,f/3 etc.
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Scope for Electrical & Electronics Engineer?
Hello unique_prem, I have several questions before answering. Firstly,ee is one of the vast engineering fields you can thrive into.It offers you a very large curriculum...
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Difference Between Latches & Flip Flops?
@Redeemer:So what you mean is,when it is high,the output=input?...so where does it get latched?😐
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GROUP STUDY:Digital and RC circuits
@bigie:thanks biggie.I was wondering if we can discuss all digi and rc stuff in just one topic.Like a series maybe rather than sectionalising them.
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Difference Between Latches & Flip Flops?
@silver scorpion,redeemer:so how does a latch work..by saying level triggered,what do we mean?Where does the value change in a latch?
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GROUP STUDY:Digital and RC circuits
1)To start with,the very basic question-what is the difference between latches and flip flops?
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Electrical Engineering Group Study - Third Year Students
So someone wants to start?Maybe one question at a time.My take is flipflops 😀
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Electrical Engineering Group Study - Third Year Students
Is Electronics a subset of Electrical?If yes,can we discuss some analog/digital questions 😛
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Questions related to analog
@prakash:as stated by chetan,holes are created as a result of vacancy.So in real,when electrons move from one vacancy to another,it looks like the holes are moving...
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Electrical and Electronics safety tips and best practices
Make sure your electrical appliances are earthed.If there is no provision,connect a low resistance wire from body of appliance to the earth socket 😀
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What is a coupling capacitor?
akshay04907but sharat why it is necessary to block the dc component?why they r source of noise only? It becomes necessary to block dc components cause-for one,you...
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What is a coupling capacitor?
sauravgoswamiwatever silver said is correct,but the basic function of coupling capacitors is too remove noise or other disturbances and make sure the output of previous stage...
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TEDx Haymarket
durganot sure cranky,, will have to be in person. P.S: Looks like the bookings have closed. hey durga, i didn't quite get what you said 😔
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TEDx Haymarket
Hey durga, I just read about your thread TEDx..We too are conducting TEDxTrichy at our college.Nice to hear.How many speakers are coming along and when is...
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MATLAB help
Hello there, For now lets say A=[1 2 3 4 5],B=[55 88 99 101 145].B=f(A) will be taken care of by polyfit right?
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input and output impedence of opams
is there any other way or some kind of analysis we can do?
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Color tracking robot
anybody?if interested we could work on some problem statement.I am game 😀
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broken neutral in three phase system
I THINK:neutral wire in house holds is used basically for grounding purpose and hence protection..so only if there are leakage of charges,the excess charges won't have...
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Color tracking robot
now that we have narrowed down to ip as the optimum solution,can we strt discussing on that?The input from the camera is fed to the comp...
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Color tracking robot
Yes indeed ip is a way out where in input from camera is fed to computer through say parallel port and then we code in matlab...
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Line Follower problem
Are you allowed to use a web cam?if so,you could use image processing😁😁
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Why always MVA rating in electric machines?
Even i would like to know..Var is Apparent power..mathematically equal to VIsin@
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About Global Warming
Nice topic there.So,probably as Engineers we could help in the technical part of it.We could have contests on global warming(is Big_k listening;-))For instance,improvising design o...
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Robotics-micromouse
cool 😀 thanks.But i was hoping to discuss the micro mouse that has to follow a maze😒
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power generating floor
One famous concept is placing peizoelectric material.On appying pressure,potential is created. It has been implemented in Japan in a certain place(don't remember).The problem with...
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light sensor
the distance between the led and diode should be very less..the angle of cone should be less than equal to six degree for more sensitivity😁
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Why always MVA rating in electric machines?
chirag_kotadiaVA rating is the one that is indicating the complex power which contains reactive power and active power. Watt rating neglects the power factor between current...
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light sensor
Use LED in f/b,photodiode(or LDR*) in r/b (don't forget to connect resistors in series with both components).. connect the voltage across photodiode to one input of...
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Converting manual sewing machine power for lighting
Now lets place the magnet such that it should touch the rotating part.We will choose the flywheel as stated previously that its rpm is more(by ash😁)...
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Campus radio
@mad_scientist:Thanks😁What would you suggest could be used for a fest of three to four days.How much will the traditional one cost? Internet radio can be used...
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Campus radio
mad_scientistwhat kind of radio?? The one with wireless transmitter and all, or internet radio??i have no idea what they mean.Can you please elaborate.Which would serve for...
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Converting manual sewing machine power for lighting
ashThe 2.5V value is per cell 😀 We are using a 12V SLA that has around 6 cells (each cell is a nominal 2V) connected in...
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Converting manual sewing machine power for lighting
ash:"So lets say we extrapolate that to 14V using boosting circuits (to charge the SLA battery), the current would be 71mA. " Do lead batteries require...
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Converting manual sewing machine power for lighting
@silenthorde:thanks.We are presently sticking to lighting😒. @Ash:great!Now i guess that much would be more than sufficient. but once the energy is stored,it can be used for...
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Converting manual sewing machine power for lighting
can someone help out.Should we use capacitors?😕
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Crazy Quizzers
@rajdeep:thanks😁 The answer:X is milo(that chocolate drink) Y is milon of crotone Check <a href="https://en.wikipedia.org/wiki/Milo_(drink)" target="_blank" rel="nofollow noop...
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Crazy Quizzers
😁😁It was intended that googling won't help(mu ha ha mu ha ha😎) Try guessing about X not Y.Only pic of Y is to connect. More info...
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Converting manual sewing machine power for lighting
English-ScaredActually my point here is if LCD 's are costly let him use the power to charge his mobile atleast in the first phase we can...
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Crazy Quizzers
Here you go,the next question(partly derieved from another question) <a href="https://www.flickr.com/photos/40444954@N05/3724464838/" target="_blank" rel="nofollow noopener nore...
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Converting manual sewing machine power for lighting
English-ScaredOk 😀 Let me clearly state my idea then.. The project under discussion is to generate power from the sewing wheel. Moreover , you people are...
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Converting manual sewing machine power for lighting
English-ScaredAmazing improvement in the discussion 😀 So my idea is , we can generate power to use it elsewhere !! correct ?Join us ES.And about "my...
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CCFL 2.0 - Crazy Cricket Fantasy League season 2
Sorry for the late reply. Change of players cook==ponting watson==swann lee==johnson crazy==hussey duffer==flintoff😁
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Converting manual sewing machine power for lighting
@Ash,kashish:thanks a lot guys.Was waiting for a reply😁😁 ashSorry for the delay of responses. Cranky, can you please check the existing wattage of the florescent light...
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Crazy Quizzers
EDDYSElfish person.........thats first thought of ma mind......1)couldn't get what you are trying to convey.Are you giving an answer😕 2)The CEans will appreciate if you avoid us...
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Contraption
sorry for being unclear.What I meant is we could create a sequence.Like anybody could suggest a conversion of energy.Lets say to start with:we have a stone...
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Crazy Quizzers
SITTER: 2)By 1948, Irvine started with a single ice-cream parlour in Glendale, Calfornia, and with his brother-in-law, Burton turned it into .X was also the first...
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CCFL 2.0 - Crazy Cricket Fantasy League season 2
godfatherTips: Remove your 3 Lazy players in Next Match and Select Crazy player as your Crazy so you got more points. 😁yeah..should have selected more carefully.Did...
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CCFL 2.0 - Crazy Cricket Fantasy League season 2
priyank_180oh God , my Crazy Act like a Lazy.. 😕:shock::shock::shock::shock::shock:my lazy will come back
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50+ Acronym Names for ROBOTS
cranky :Cybernetic Robotic Android Normally for Killing and Yelling😁 Watch out
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CrazyBoy's Quiz : Season I - 2
nah..think foodie come on..you can do it..very interesting though i don't know the funda
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CrazyBoy's Quiz : Season I - 2
gk like question!(very weak in that) what is on the top on wimbeldone cup Please guess first then google😒
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CrazyBoy's Quiz : Season I - 2
oh k..in that case..lets keep no googling,wiki allowed is it an ant?
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CrazyBoy's Quiz : Season I - 2
awesome(is googling/ wiking allowed?) post some question
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Design of a Cell phone Jammer
silverscorpionYeah, I think it's illegal, but I guess it's ok for a simple college project. Also, I'm not trying to jam a big area. Just some...
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CrazyBoy's Quiz : Season I - 2
yeah.Right next It was initially designed as a training regimen for Roman foot soldiers who ran the course in full armour and field packs, as it...
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CrazyBoy's Quiz : Season I - 2
My question: ISO(216) specifies international paper size. It defines two series A and B for paper size. Then, what is series C for?
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CCFL 2.0 - Crazy Cricket Fantasy League season 2
My team😁😁 Batsmen:Hussey,Clarke,Cook,Collingwood,Katich Bowler:Lee, Anderson,Sidebottom,Broad Wicket-keeper:Haddin All-rounder:Flintoff,Watson Crazy-player:Watson Duffe...
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Is Roger Federer is the best tennis player in the modern era?
GREAT Players may come,players may go,but only some are remembered and respected.Federer is one among them😁😁 Deserves what he is and the best part is modesty...
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Design of a Cell phone Jammer
Hey, nice start.are you going to jam the signals or block them.Isn't jamming illegal😁 And one more thing:are we going to jam a single frequency(assuming speaking...
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Converting manual sewing machine power for lighting
hmmm...probably in the long run,it may be efficient...but for the time being lets concentrate on cfl😁
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Converting manual sewing machine power for lighting
kashish0711LED's will be successful in long run but the initial cost is high. They are the best for usage as they are very efficient and portable...
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CCFL 2.0 - Crazy Cricket Fantasy League season 2
oh k...sure..will come up we could have also had on wimbeldon
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CCFL 2.0 - Crazy Cricket Fantasy League season 2
godfatherMissed catches.... how can we know about this? for that we have to watch from start to end... 5 days 😔 😉 Good Suggestions we will...
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Can we have someone to write articles on Finance?
could we have similar posts to "start with stock markets"?
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CCFL 2.0 - Crazy Cricket Fantasy League season 2
Great post.. one more suggestion..why not penalise too..like extra runs,then some negative points.. similarly for duck out missed catches less than 10 runs in two innings....
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Converting manual sewing machine power for lighting
Sorry for the late reply guys😒kashish0711Great idea + great discussion but you guys in between forgot that for whom you are building this stuff. :\ If...
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Proposed CE Project: The Earth Initiative
ashI see.. but some recent search online suggests front loading machines use less water than top loading ones. In wikipedia, theres a small mention. But, there...
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Converting manual sewing machine power for lighting
Typical indicator LEDs are designed to operate with no more than 30–60 milliwatts [mW] of electrical power. Around 1999, Philips Lumileds introduced power LEDs capable...
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Converting manual sewing machine power for lighting
HEY😁😁 i got he measurements for the wheels sorrry but these are approx value only Diameter of flywheel= 5'' or 13 cm Diameter of driver wheel=18''...
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Converting manual sewing machine power for lighting
hmmm..i failed to think that way...is it possible to place two dynamos then?..and then store energy? after this how/where do you think we should place the...
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Converting manual sewing machine power for lighting
This is one of the pics.. By the way we can attach the dynamo to the driver wheel(as you named it😉)? Moreover,can we attach any piezomaterial...
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need guidance on microcontrollers
fireballHi Cranky... Sorry for being late to have a look on this post... so you are working on atmega16.... Choice of microcontroller mainly depends on the...
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Converting manual sewing machine power for lighting
😁😁 sure..will take measurements and tell you! "The diameter of the drive wheel at the pedal"-hey but it is in rectangular shape right flywheel...will let you...
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CCFL-Crazy Cricket Fantasy League
hey..nice Gambhir,Yuvraj,gayle,sarwan harbajan,rp singh,taylor,benn dhoni,yusuf,bravo
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need guidance on microcontrollers
godfather@ Cranky... fireball is CE Member and he is working on ATMEL controller thats why i had mention his name may be he can post some...
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Continued: Learn Japanese for free (PART-I)
Hey...nice beginning..but any sources to learn the pronounciation(possible for you to give that?)
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Converting manual sewing machine power for lighting
ashI'm not sure if it'll help, since the RPMs would be a lot faster than the camera frame rates, but we'll analyze it and see anyway...
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need guidance on microcontrollers
godfather@Fireball: Can you please give some information as you are working on this.. 😀fireball😕? ATmega 16 is another mcu from atmel.It has 16kb of in system...
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Learn Robotics-3 - Introductin to a Line Follower..
You'll have to use a 555 timer for it. By thisCould you please explain as to how to implement 555 in the circuit.😕😕 And about that...
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Learn Robotics-3 - Introductin to a Line Follower..
@silver:thanks 😁 this maybe too early to ask but couldn't stop myself from asking:what are the cons of TSOP? and why should i prefer 16 over...
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Converting manual sewing machine power for lighting
@Ash:thanks😁 Can you suggest any means by which i can find an average rpm.now that i took a video of the flywheel (when on action)when i...
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Learn Robotics-3 - Introductin to a Line Follower..
Really nice post..i have got this doubt😕 is there any difference in the comparators:using LM324 over others or so? And can someone explain the ports in...
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Robotics webinar
@durga:can you give more insight onto what the seminar is about😕..I am not very clear..thanks😀
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Converting manual sewing machine power for lighting
Re: Idea to generate minimum energy-don't know how to proceed @Ash:awesome!😁 i was wondering if a cyclo dynamo could be used in spinning wheel like this...
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Converting manual sewing machine power for lighting
Re: Idea to generate minimum energy-don't know how to proceed @Ash:he he😀..thanks again..yes bingo...now how should i charge😒sorry...i have no clue..
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Converting manual sewing machine power for lighting
Re: Idea to generate minimum energy-don't know how to proceed @big_k,ash:thank you😁for replying @Ash:what i meant was manual sewing machines only.not many street side tailors us...
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Converting manual sewing machine power for lighting
Re: Idea to generate minimum energy-don't know how to proceed i would be very glad if CEans can help me out😁in any way possible
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