3 Simple Ways to Share What You Make
With Instructables you can share what you make with the world and tap into an ever-growing community of creative experts.
Create on the go:
With Instructables you can share what you make with the world and tap into an ever-growing community of creative experts.
PDF Downloads
As a Pro member, you will gain access to download any Instructable in the PDF format.
You also have the ability to customize your PDF download.
Oct 9, 2009
131,615
%65%
%12%
Visit Our Store »
Go Pro Today »
Comment: As the instructions say on the previous step the pin wire was connected to pin 12. The …
Comment: Put the lcd.clear before the set cursor and drop the delay before the set cursor. Keep …
Comment: To do that i would have to recreate the schematic in Eagle. You'll need to get the size…
Comment: Think about a math problem that will be able to get rid of the other digits. May have t…
Comment: Take a look at step 5 again and see the sketch posted there. Most of the code sets up e…
Comment: Just follow the schematic in step 10. It's just placing a bridge rectifier between the…
Comment: Sounds like you have a wire crossed. Or it may be that a button is not plugged in corre…
Comment: Having rebuilt the project on my Arduino Nove and using Arduino 1.0.4 i find everything…
Comment: Once again... Check your wiring. It is very easy to get things mixed up.
Comment: Double check all your connections and check the code. If you have uploaded it without m…
Comment: Are you only seeing errors for the speakerpin and none for notes? These are the kinds o…
Comment: Double check your wiring.
Comment: Play with the delays in the void loop where it's checking the array and playing the rig…
Comment: Look at the specs of the 7805. It can only offer a max of 1A as long as the supply is o…
Comment: Make sure you have the tone library installed in the proper folder.
Comment: Some motherboards come with the PCI-e 1X slot that are open ended and wouldn't need any…
Comment: This will not work on all phones. Many phone, namely smart phones, require a bit of pow…
Comment: BTW if you have measured the wall wart with a meter and your getting 15V that is what i…
Comment: Its not even possible for a 7809 to produce 9V with only 9V going into it.
Comment: I would suggest actually giving some written instruction in all steps. The pictures don…
Comment: Left this open so you can put it in any housing you would like.
Comment: My families recipe calls for a cup of shredded cocoanut. This helps to firm up the cook…
Comment: The game generates an array 100 values long and adds a new number too it each turn. The…
Comment: But do you have the tone library in the right folder? Those are all errors seen when yo…
Comment: If you can get it to work it should transmit to an FM station on the radio. Or so the o…
Comment: 100 Ohms is all you need. You can use a larger resistor if you want it will just make t…
Comment: Also use the reply button in the upper right corner of the post to reply to the message…
Comment: Then double check your wiring. Make sure you have the buttons wired right. There are 4…
Comment: All i can say is double check the sketch. Did you copy and paste the sketch or did you …
Comment: All i can say is double check the sketch. Did you copy and paste the sketch or did you …
Comment: Double check your wiring.
Comment: The antenna is only stored in the box. You pull it out when doing a sweep.
Comment: The capacitors are there to help smooth the voltage. The output voltage of the wall ada…
Comment: The ones in the list.Just do a search on the Mouser site to find another option for tha…
Comment: This has been asked in the comments before. At the time of making this instructable the…
Comment: Not all the carts can be found at Radio Shack. But of the parts you can get you'll sped…
Comment: The row of holes the inductor lines up with isn't effecting its operation. But i do thi…
Comment: Found a problem. I have the transistor in backwards. I still need to test it and see i…
Comment: Found a problem. I have the transistor in backwards. I still need to test it and see i…
Comment: Found a problem. I have the transistor in backwards. I still need to test it and see i…
Comment: Found a problem. I have the transistor in backwards. I still need to test it and see i…
Comment: Found a problem. I have the transistor in backwards. I still need to test it and see i…
Comment: Found a problem. I have the transistor in backwards. I still need to test it and see i…
Comment: The Instructable was compiled as i went through the process of turning the schematic i …
Comment: That's been a recent change. I was able to order just 1 of them at the time i built thi…
Comment: Sure it is but i wouldn't know where to beguine. Which is why i ended up making my Tota…
Comment: Please reply to the reply and don't start a new comment string. You need to know what…
Comment: That error comes up when your PC is having trouble communicating with the Arduino. It h…
Comment: Use the reply button under my reply to add a reply. (wow that was a mouth full) First …
Comment: Post the exact error your getting. Have you made any changes to the code? If so post …
Comment: When can we expect to get our 3D prints from past contests? Its been over 2 months sinc…
Comment: First of all posting plans for building a transmitter doesn't violate any regulations. …
Comment: It doesn't work in or out of the case. And it seems others can't get it working either …
Comment: This is not a project for a beginner. Try something simpler. Something that you can get…
Comment: Cool idea but if your that concerned about it you better keep plenty of the materials o…
Comment: No on the electrolytic swap. Yes on the 3 pin variable. Yes use 2 of the pin not all 3.…
Comment: It's suppose to transmit to a standard FM radio. Since no one else is able to get this …
Comment: The switch is just to turn it on and off. I left it out in the above build since it mak…
Comment: Yes
Comment: Yes. Any voltage regulator you have that will output 5V will work. But you will need to…
Comment: Drill a small hole in the side to allow the antenna to be out. Yes the tin can shield t…
Comment: Excellent find! Just need to order the diode and see if this design is total crap or if…
Comment: First we add another button as the reset button by changing this in the setup. Tie the …
Comment: Its is among several transmitter designs. I chose it over a 2 transistor design for its…
Comment: Like i said, i haven't gotten mine to work either. Do some searching and find yourself …
Comment: You might want to try a larger battery but you won't know its working till you can hear…
Comment: Have the resetting of the turn count be inside the reset. So the count doesn't reset un…
Comment: Ha/ve you looked at my Total Recall - Arduino Simon Says on Steroids instructable yet? …
Comment: I'm no radio designer. I found this schematic online. The microphone can easily be repl…
Comment: Thanks that helps out allot!
Comment: All components are more then capable of handling 9V. The design is probably better suit…
Comment: Running it at 9V shouldn't be an issue. It will actually increase the transmitter's ran…
Comment: Its a snuggy for your mouse and hand! Good idea but might not fit the Chindogu challeng…
Comment: Looks like a plaid Gumbi
Comment: With such great picture quality i was so engrossed in the movie that i didn't see the w…
Comment: A while back i got my son a Snoopy toothbrush that had an LED in it. But this LED flash…
Comment: Thanks! I got up this morning and saw the new challenge. Immediately this idea popped …
Comment: Its possible but i wouldn't use this design if you want a decent transmitter. Google fo…
Comment: Not for the Pegboard version. Leaving the ground fill out of the Pegboard layout and re…
Comment: This particular design can be a bit tricky to dial in. There are much better deigns out…
Comment: Its a FM microphone. You hid this in a room and it transmits the audio so you can liste…
Comment: Yes the screw in the variable capacitor allows you to tune the transmitter. You have to…
Comment: If you read the last step you'll note that a bridge rectifier is coming in a later revi…
Comment: You can edit your instructable to add that bit of info where its needed. Nice job by th…
Comment: When you plugged it in the screen turns on but the little lightning bolt doesn't show u…
Comment: Is that actually charging your iPod Touch? I know for a fact a simple little power so…
Comment: The challenge has been accepted and completed. Aluminum Micro Origami Star
Comment: Interesting idea but not very feasible. Folding the 2 pieces out of aluminum like that …
Comment: It flies better if you blow on it. Its just so light it will go wherever the wind takes…
Comment: Updated with better description and better pictures.
Comment: Made something like this several months back. But rather then using the double sided ta…
Comment: This is meant to be a cool mist humidifier. I own this humidifier and loosely based the…
Comment: From what i've read these mixers are hit or miss brand new. But if its a good one then …
Comment: And i thought it was more to do with what was burning, i.e, metal.Thanks for the info!
Comment: Use the Analog pins as digital pins. They are dressed as pins 14, 15, 16, 17, 18 and 19…
Comment: The idea behind the make it real challenge is to create an item using CAD software then…
Comment: You can connect the buttons however you want its just a matter of how you treat them in…
Comment: Great Idea!
Comment: How about posting a picture of your wiring. Maybe we can find what is going on with you…
Comment: You can actually buy systems wireless charging systems. Plug your device into the speci…
Comment: That would make it even more extreme! FTW!In which case i'd wear a mask of some sort. P…
Comment: Nicely done! I like how you use 1 sponge to help control the flow of the water out of t…
Comment: Glad it could help. I'd love to see what kinds of changes you made when you get a chance.
Comment: Thanks!Spent about 4 hours straight playing with the code for the 2 player version. Lik…
Comment: I got my headers form here. http://www.goldmine-elec-products.com/prodinfo.asp?number=…
Comment: Thanks.I got a bunch of header a couple of years ago and had several IDE cables around.…
Comment: I struggled with the same thing when i was working on my project a couple of years ago.…
Comment: You may want to reread and relabel everything. In your image you have the pins labeled …
Comment: The For() statement sets up a loop. The "H" in this case is the variable the For() stat…
Comment: Thanks!
Comment: Thanks!
Comment: Thanks!Yes the audio jack does keep the iTouch nice and stable. But it does makes it di…
Comment: Great little project. I wish my old Casio CA-110 was that easy to mod.
Comment: Great project!What was the total cost of materials? Just wondering if this is a better …
Comment: It doesn't force the phone to use more current when charging. It only tricks the phone …
Comment: This is a great instructable. It has helped me allot in my current project and a link t…
Comment: How would you get your computer wet. If your worried about it being to close to your PC…
Comment: Thanks for the comment
Comment: Thanks for the comment
Comment: Nicely done!Is that Acrylic they are attached too?
Comment: Good idea. But the problem still remains getting at any point at the top of the mixer w…
Comment: Thanks! I've seen the small units, but why buy something when you can build one for fre…
Comment: There is a little bit of suction but not enough to overwhelm the bottle's integrity. No…
Comment: Oddly enough i didn't have any 80mm fan grills on hand. I do have a couple of 90mm but …
Comment: Yep i've seen the small humidifiers online. Didn't see any at my local retailers and fi…
Comment: Plus the bottle helps to hold the filter against the side of the container.
Comment: A full instructable is coming soon. I wanted to get this up in time for a weekly challe…
Comment: You could always wrap the MP3 player in Saran wrap to protect it while the plastic dries.
Comment: The poor man's Napalm is just Styrofoam in gas. The last time i played with the stuff w…
Comment: Excellent project. Great way to reuse an old vac with broken housing. But Home Depot se…