limestone7000
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vending machines
godfatherAs said by Pooja they used IR based sensor which detects the size of the coin and performs the function according to that.But the size of...
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Top 7 Useful Robots You Can Buy Right Now
Looks like u don't need to have 'Paro' & 'Roomba', if u got 'litter-robots' and a natural pet animal, lol Secondly, i m not impressed by...
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CE - Ultimate Project Ideas for Agricultural Engineering - 2012
I'm making an agro-bot, that'll sprinkle pestcide on plants and dump the fertilizers on them autonomously, along with plucking of the vegetables only if they're ripened....
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My robotix proj!
I m making an agro-bot! that's an agricultural robot. It's supposed to go around the plants of vegetables on the field, and spray pesticides on the...
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Which motor shall i use?
I m interested in making an all terrain robot. It'll basically run on wheels, or i might change my plan to 'belts'. But the basic question...
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Wireless moving robot
dude, u can control it with the supply of IR transmitter, when u wanna send '1', then switch on the supply, when u wanna send '0'...
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Robot that climbs in a rope
i have one idea, ur bot shall be small in size...take a rope and attach an arrow-head-like material at the front end of the rope (or...
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Communication between Robots
i have decided to use Radio Freq as a means of communication! Any suggestion on which module is the best for the same?? 😀
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Why we still don't have robots in our homes?
narayana murthy@limestone: iam saying this considering the people at which level robots can be done they are still like machines they are good and bad people...
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Communication between Robots
anum mohsinplease i also need any good idea for telecom project i am making my final year project and i need ur help..If u wish to...
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Communication between Robots
whats ur project based upon? My project includes embedded system + comm. 😀
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Why we still don't have robots in our homes?
narayana murthyi oppose the 4th reason we cant make robot to much intelligent if we made so they start thinking this may leads to the end...
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Why we still don't have robots in our homes?
Hey there, Hardware reason isn't convincing! Look we don't have problems in recharging the batteries of bots. Now consider ur cell phones, laptops, etc. don't u...
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Communication between Robots
I'm on a new mission now! i wanna make a couple of robots, which can communicate with themselves and act accordingly, i'll give ya an example-...
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an interesting sci-fi project - FLOATING IN SPACE
VoltaireAiaiai... Think about it. How many sides does a cube have? How many poles does a magnet have? How do you get a resultant if the...
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security of ATM in banks
godfatherUse of Smartcard and Fingerprint can make this system more Secure.In case u haven't watched the movie "National Treasure", in which Nicholas Cage easily gets the...
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an interesting sci-fi project - FLOATING IN SPACE
u guys have good ideas, but one idea just struck me, u can correct me if i m wrong, i m open to criticism! how abt...
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simple overload protection circuit in power supply
The image is clear! And have u used MicroCap? If not which software is it??
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wireless electricity transfer system
NOT impossible, yet a little far from possible with the available resources at this stage of your Engineering(just second year)!! but no one's stopping u from...
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Project idea
A Robot => - a thick square foam sheet [maybe 15cm x 15cm] (can also use a metal sheet) - 4 DC motors[say of 200 rpm]...
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Most important consideration in design
I have studied "Control System" last semester, in the reference of which i believe that for ANY system to be implemented, we should first check its...
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test your verbal ability
u missed compose and constitute compose - make up! constitute - to consist of [i think u have mentioned "comprise - to consist of", so correct...
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For GRE Preperation Learn....
btw, to answer ur question, i think no.4 -> h [equanimity = all being of one mind] and no.3 -> a [unanimity = calmness] ^_^ whatcha...
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For GRE Preperation Learn....
thx again mona! And out of curiosity, i'd like to know from where u get these questions! can u tell me pliz!
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Q-u-i-c-k . Q-u-i-z
thx a lot mona! i really appretiate it 😀! btw guys, i just got an info that we should check out "barron's word list" before we...
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Simple Line follower with legs
TARANJEET SINGHyes, i had studied 8051 microcontroller.....then thats good enough, start off with designing a circuit, and design the specifications of ur bot then u can...
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Learn Robotics-3 - Introductin to a Line Follower..
just flashed me [a little late i know] but in the movie 'WALL-E' they have exclusively used the "line following" technique for robots in the space...
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Simple Line follower with legs
TARANJEET SINGHI need help for making a Line follower with the help of microcontroller.....i had already made an RC robot....(with wheels) any tutorial for making an...
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Simple Line follower with legs
theerth17ha ha... who said u cant make line follower without uc!!!!!!!!!!!!!!!! We can make a simple line follower with a single IC7404 and a LM358... I've...
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Learn Robotics-3 - Introductin to a Line Follower..
balaji7490hi friends, can any i help me for the circuit for the line follower in desperate needthe circuit is right above ur post dude... and btw,...
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how to make a robot........
start with a wired mechanical robot! use 4 motors(as wheels of the robot...just like a car) then attach them with 5 volts (or 12 volts) of...
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Your current robotics project
How abt this, we don't iron the middle part of the shirt [the column of buttons]!
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What is a Robot?
i say, it need not be automatic! there're few mechanical robots, which move around with the help of a human controlling them, electrically (wires, motor, etc.)...
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Vocabulary Builder For GRE & TOEFL?
are there any books that u recommend for GRE prep??
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GRE Tips & Tricks
which books to refer for GRE?? i m in Electronics and Communication branch,
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Coaching for GRE.
i have learnt one thing in my 'coaching classes' life! they only show us the direction, but we have to take efforts of moving towards our...
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What is the best time of year to take GRE?
For how long will the scores be valid? 2 years?? more??
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will this concept work for wireless electricity??
105 views and not a single reply? 😔
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wireless transmission
while we're on the 'wireless' topic, can u temme how this "Wireless Electricity" works?????? #-Link-Snipped-# check it out!
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Intelligent Smoke / Fire Detector with automatic water sprinkler system
basically, u'll need a smoke/fire detector(sensor), a comparator(example- an opamp) and a output load(to notify the smoke alarm- perhaps an LED or a buzzer) measure the...
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what is coupling capacitor?
a coupling capacitor is called so, coz it couples a circuit to either an input source or an output load! 😀
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Some Interview Questions frequently asked in Electrical Engineering Interviews
i think in any interview, they'll first ask u which project have u done, and based on that, the questions will be thrown on ur face!...
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Cell Charger Circuit Question
aman_gupta_009In a simple cell charger circuit using 1 transformer a diode a resistor a lamp for current indication and a cell how overcharging of cell can...
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How to amplify a Wi-Fi signal?
abhinaykumarno i want to amplify the signal so that internet surfing can be any faster....... so how can i give the signal as an input to...
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Pic16f877a
applications r many dude, i myself used it in a line follower, in a competition, don't ask me whether i won in that, lol but it...
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Infinite Electricity
The_Big_KI doubt there are any practical applications of this for common man.correct me if i m wrong! but there're practical applications today! based on the Meissner...
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will this concept work for wireless electricity??
suppose there's a load, connected to the plug through wires(----). Now, cut the wire in the middle like this (-- --), and attach two magnets, each...
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i want to make a mechanical arm robot
anupam sonkarhiii but how can i make the grip of the arm QUOTE] well, it's not that difficult. Consider ur own arm. Lets have a hinge...
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Learn Robotics-3 - Introductin to a Line Follower..
deekshithraoAre there any other applications of line tracer?There're many consider a company, say building a car! or any other heavy material. It needs big heavy raw...
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Your current robotics project
hey guys, me with my proj. teammates r doin' a proj on "Automatic Iron" basically the idea is, when we switch on the iron machine, it...
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guys, whatcha have to say abt "Roomba" - the vacuum robot!!!
here's the video of 'Roomba' <a href="https://www.youtube.com/watch?v=QvxXFtOeUmA" target="_blank" rel="nofollow noopener noreferrer">CleanMate 365 QQ1 - robot vacuum video - You...
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Simple Line follower with legs
for lline follower, (or wall follower robots) u NEED microcontrollers dude, othwerwise it's just a 'follow-nothin' robot!! lol k but u can make a mechanical robot(without...
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Simple Line follower with legs
for lline follower, (or wall follower robots) u NEED microcontrollers dude, othwerwise it's just a 'follow-nothin' robot!! lol k but u can make a mechanical robot(without...
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Complete details about line following robot for competition
caen<a href="https://robotku.blogspot.com/" target="_blank" rel="nofollow noopener noreferrer">RoBot EvolusiOn</a>.that code which has been written on that page, for which MicroCon...
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Information about maze follower robot
i think the name's "Maze solver" buddy, and the specification and rules depend upon the particular competition u r entering into, maybe u can browse it's...
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i m trying to do a project, something very useful for the human kind!
that was a gr8 thing, i liked the shalini's idea of the torturing bright lamp light on their face to wake them up, i might try...
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How to amplify a Wi-Fi signal?
if i tell ya Wi-Fi signal can't be amplified, i'd be lying! Is it a signal? Then OF COURSE it can be amplified, all u need...
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i m trying to do a project, something very useful for the human kind!
i just completed my 2nd year of E&C engg. and now i got one month course on embedded systems. then for an another month i m...
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i need an ebook on microcontrollers
i need ebooks on PIC16f877a and Atmega16/32 microcontrollers at my place, in markets, they don't sell such books, and i can't go to metro cities so...
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Which Micro controller is good to begin with?
guys...i m doin' a "line-follower" bot, for that i m gonna use PIC16F877A do ya think there's much difference in programming compared to that for 8051??...
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Build a simple camera, without involving a microcontroller! possible?
helloo..anybody there?? i really need help in this one guys..
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Photography
can anyone do me a favor? i got this reel camera [very old model] and i dismantled it, and took out the PCB from inside, now...
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Build a simple camera, without involving a microcontroller! possible?
hey guys, interfacing with PC and showing pictures taken on PC seems to me like a very big proj. so...can i do on negative films? as...
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Build a simple camera, without involving a microcontroller! possible?
K, call me crazy but here's what i did😛 i went to my native place day-b4-yesterday, got a very old camera "reel cam" from my uncle...
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Build a simple camera, without involving a microcontroller! possible?
and hey guys, what's a pinhole camera ??
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Build a simple camera, without involving a microcontroller! possible?
yea i m on a mission to make a camera for myself, basically, it should take and store still pictures in my computer! no matter 'colored'...
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Build a simple camera, without involving a microcontroller! possible?
i need to build a simple camera, without involving a microcontroller! possible???? if yes, how???😁😛 if no, then thx for ur time!😒
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maximum swing volatge in 741 op-amp
if you check out the internal design of an UA741 op-amp, it'll be clearer! #-Link-Snipped-# now, Q2 transistor is in 'Active' region, thats how it'll be...
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how to make a probe??
oh aiight! thx fellas, i got these 2 probes, one of red and other of black in color, k thx a ton!
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Wireless charging of mobile phone...
sanks85hey limestone thankss buddy...but i dont think there is any need of partition in the main battery.. actually i was reading on this topic since my...
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how to make a probe??
cooltwinsyou dont have to make probes... you can get them in shops. it is actually a thick wire sort of stuff with one input end to...
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how to make a probe??
i m not understanding the way they have explained! <a href="https://www.redcircuits.com/Page68.htm" target="_blank" rel="nofollow noopener noreferrer">Salt-Taster - RED - Page68<...
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Wireless charging of mobile phone...
sanks85actually i read about it on google that a mobile can be charged through waves of radio freq. but the main ques. is that (which is...
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hey i need an Op-amp internal circuit!
i need to build an Op-amp, so i need the internal circuit of an Op-amp my frnd suggested me 'Motorola MC1530' i just had a look...
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best book on 8051
godfatherMazidi is the best book you can also use the book authored by AYALA.AYALA for "Architecture of 8051" Mazidi for "Applications of 8051" 😎
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Mini Project such as Fire Alarm Suggestions
go to this site-- #-Link-Snipped-# there're lots of options for u to start with [especially for beginners] 😎
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x is a real number, attains a minimum at
my first step would be to club the 2nd and 3rd terms so, |2.5 - x| + |3.6 - x| = |6.1 - 2x| now, f(x)...
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