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 | Suggestions for a sensitive, hall effect sensor to be used with an arduino? Asked in Technology by konjurer 28 days ago Answers: 3 |
| How to set the gas sensor so its already have a value in ppm which read by microcontroller? Asked in Technology by ftreska 1 month ago Answers: 1 |
| Is it possible if i connect a gas sensor MQ-136 to microcontroller directly? Asked in Technology by ftreska 1 month ago Answers: 1 |
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| Help me create a motion sensing AC outlet trigger? Asked in Technology by fabes253 3 months ago Answers: 3 |
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| How can I make a motion activated motor that can pull a cable and pull up a 4lb object ? Asked in Technology by nagualar 5 months ago Answers: 1 |
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 | Help with simple transistor circuit.? Asked in Technology by Hafiz Mohammad Shayan Tariq 7 months ago  |
Can i use a IR sensor for reducing automobile speed? Asked in Technology by sainath018 8 months ago Answers: 6 |
| On the PIR sensor instructable where it lights up an led on pin 13, I changed it so it puts out 5volts Asked in Technology by angpal59 8 months ago Answers: 4 |
How do you make a home made FLIR blocker? Asked in Technology by wolfofthewhitemt 9 months ago Answers: 4 |
How do you use a piezoelectric ceramic to light an LED? Asked in Technology by vcaballero 9 months ago Answers: 6 |
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Is there a simple way to test the air flow/pressure inside my HVAC fan housing? Asked in Technology by gereckes 10 months ago Answers: 2 |
Help me to identify sensor written 5D2A 3242 ? Asked in Technology by zohaib443 11 months ago Answers: 1 |
How do I make a proximity sensor that is specific to something small/light (I will hang it from a cat's collar)? Asked in Technology by Taiji 11 months ago Answers: 11 |
Looking for someone in NYC who is savvy with electronics & physical construction for a window display project Asked in Technology by MelindaHelp 1 year ago Answers: 5 |
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If one of the supply wires to a hall sensor is seperated , Will it imitate the symptoms of a damaged Hall sensor? Asked in Technology by doogg1 1 year ago Answers: 4 |
Use my webcam to adjust screen brightness automatically for my windows computer. Asked in Technology by tbrooks1 1 year ago |
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Is it possible to use Piezoelectric sensors to measure weight, like a hypersensitive set of scales? Asked in Technology by oscarpf 1 year ago Answers: 11 |
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What sensor can be used to detect trespassers for an intelligent street lamp system ? Asked in Technology by Nr-Think different 1 year ago Answers: 3 |
Trying to make a simple motion sensor to be fitted on a car wheel ? Asked in Technology by randomizator 1 year ago Answers: 3 |
Dental Xay sensor from CCD/ CMOS digital sensor.............. please post projects? Asked in Technology by maildrsat 1 year ago Answers: 3 |
Does any 1 know how to make a sensor to detect cornering in a car and road moisture? Asked in Technology by josh1001 1 year ago Answers: 9 |
 | How can I trigger an LED sign to turn on when an object is tossed into a bucket? Asked in Technology by finodea 1 year ago |
 | Can anyone Identify this IR Receiver Component? Asked in Technology by anonymouse197 1 year ago Answers: 10 |
I have a quad comparator, what should i use it for? Asked in Technology by zack247 1 year ago Answers: 3 |
Any good Transparent & IR through (not reflect it) Cheap Material? Asked in Technology by toshi182 1 year ago Answers: 2 |
RFID solution for cat feeder with 12" or greater range (and electric eye too)? Asked in Technology by bunner_bob 1 year ago Answers: 2 |
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| Can I modify an X-10 Appliance module to use a duty cycle. Asked in Technology by solarwater 1 year ago |
 | Extremely urgent!! I need help figuring out how to connect an alarm to a PIR sensor! Asked in Technology by furrysalamander 1 year ago
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How to measure length of an object approx 10cm long within +-1mm by non-contact method, e.g modded flatbed scanner? Asked in Technology by XenonJohn 1 year ago Answers: 5 |
Lowest power required to light up an element, be it LED of light bulb or Neon? Asked in Technology by nccwarp9 1 year ago Answers: 7 |
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 | How should automatic paper towel dispenser work? Asked in Technology by sundar86 1 year ago Answers: 3 |
| How can I turn my small ipod speakers into motion sensor activated speakers? Asked in Technology by da animal freak 1 year ago Answers: 4 |
Report on dark detector circuit using 555 timer IC..iI want to know whether it is monostable or astable? Asked in Technology by Dhwani64 1 year ago Answers: 5 |
Do the protection circuits in batteries handle charging too? Asked in Technology by zack247 1 year ago Answers: 2 |
How can i detect the presence of people in a room... need it for automation.. any help is appreciated!? Asked in Technology by thakur900 1 year ago
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Hello, Im a bit new to electrical things and was wondering Asked in Technology by grayseep189 1 year ago |
Need help with ir object detecor (reflect theory)? Asked in Technology by aessam1 1 year ago Answers: 5 |
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I have a fingerprint scanner from a old laptop, can i use it with a desktop pc or my new laptop? Asked in Technology by zack247 2 years ago
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Would a non-light working motion sensor be worth making? Asked in Technology by MadScientist101 2 years ago |
How do you connect a motion sensor up with a motor so that when the sensor goes off, it also powers the motor? Asked in Technology by BriannaSchmall 2 years ago Answers: 7 |
Does anyone know how i can connect a FSR force sensor to a digital alarm clock ? Asked in Technology by aliibaba 2 years ago Answers: 3 |
Can I use an IR sensor as a normal switch? Asked in Technology by MichelMoermans 2 years ago Answers: 6 |
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Making a touchscreen using a webcam? Any softwares? Asked in Technology by Power-Inside 2 years ago Answers: 1 |
I have purches a humidity sensor HS230. it has 4 pins. but i cant understand how to connect it properly.? Asked in Technology by dev1311 2 years ago Answers: 6 |
Can i make a drawing pen out of 2 old mice ir sensors? Asked in Technology by crazynath 2 years ago Answers: 6 |
Help! Building an optical pickup for a bass guitar. Asked in Technology by kyrisroy 2 years ago Answers: 1 |
I need a light and motion sensitive cat scaring device. Asked in Technology by princew 2 years ago Answers: 7 |
How would you make a visual notification system for when the mail comes? Asked in Technology by siamonsez 2 years ago |
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Give me simple diagram of laser sensing security system please? Asked in Technology by chirag9828 2 years ago Answers: 5 |
How to make a transmitter and a receiver attach from a toy car so that the car will go to the transmitter place? Asked in Technology by jir3h 2 years ago Answers: 1 |
Audio frequency and signal strength sensor: is there such thing? Asked in Technology by pedrotome 2 years ago Answers: 13 |
I want to use a simple calculator paper and pencil and or open office calc without plugins do blind source seperation? Asked in Technology by josheeg 2 years ago Answers: 2 |
Medium-range proximity sensor, aka, super Hall Effect sensor Asked in Technology by pedrotome 2 years ago Answers: 5 |
Is it possible somewhat inexpensively to set up sensors for this game? Asked in Technology by mmould03 2 years ago |
How can I build a siren when my UPS detects a power cut? Asked in Technology by possum888 2 years ago Answers: 3 |
How do I measure AC current (0 - 7 Amps) using a microcontroller? Asked in Technology by dk-info 3 years ago |
How would I build a two way proximity detector with changing frequency based on location to its pair? Asked in Technology by teamcoltra 3 years ago Answers: 3 |
 | Theory, execution and actual construction of a 'Bullet-Shot Location' like system Asked in Technology by Lance Mt. 3 years ago |
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