Diy Definition and 229 Threads

I'm interested in doing more detailed photos of the Sun using my solar filter and a 1.25" Hydrogen Alpha (Ha) filter. Is this possible to do or is it best to purchase a Coronado telescope?

i placed a emg pad on my elbow and 2nd emg pad on the part of my forearm near the elbow and a 3rd emg pad on the part of my forearm near the hand. i connected the 2nd emg pad to a wire, which was connected to the red prong and 3rd emg pad to a 2nd wire which was connect to the red prong. so both...

Sorry if this is an absurd question. I'm recently been playing with alcohol inks and noticed certain pigments seem to repel and apparently attract each other and create interesting patterns under the right conditions. e.g. non absorbent substrate with no 'tooth.' So far this has worked best...

Hello everyone! I am trying to replicate a folding machine, just as a fun project for home use. I understand this simple idea of a folding machine, and I know which measurements I should take. The question behind this project that I simply can´t understand is the spring linear clamp which...

I am pretty new to diy engineering and my main focus is to build things that are either useful (ie the multitool I am working on) or useful for a demonstration. I am currently studying Elementary education and thus I am inexperienced in engineering and I was wondering if you guys have any ideas...

Hi I’m making a custom lamp for a Christmas present and want to create a custom on off switch to go with it. The switch part is easy, just make a mechanism that breaks or completes a circuit, but I’m not sure what to do to insure it doesn’t electrocute the user, or burst into flames. If I...

We all are aware of the looming danger of climate change and so I want to do my part. I plan to capture the carbon dioxide from the air using magnesium oxide, turning it into magnesium carbonate, and then heating it up to reverse the process while capturing the carbon dioxide. The Sabatier...

Hello! I am an aspiring artist and have a terrible expertise in tech, but I have this idea in mind and strong desire to make it come to life, so I was hoping I could get some help here. The idea is to create a moving sculpture which is going to refer to the sun. What you see in the sketch 2 as...

Check my art DIY a wireless charger into a book how it looks like after finish here is the video: DIY a wireless charger into a book the brand is Soopus-X if you ask

I am trying some projects that involve building some very simple electrostatic motors. I attached below figures of the kind of electrostatic motors I am trying to make. What I can't figure out is what kind of high-voltage power supply I should use, presumably 1000 to 10,000 volts is what these...

Hi Everyone! I am trying to a DIY project to make a food maker. I am 50% succeeded with that and need help for the remaining 50%. The idea is to produce the output shown in the first image. That food is made with a flour. So I have the setup a pressing machine shown in image2. In this I was...

What are some recipes for making a do-it-yourself version of flowable fill? ( as defined by https://www.nrmca.org/aboutconcrete/cips/17p.pdf )

How do I build diy laser power meter. I tried shining 5 milliwatt laser on photodiode. Photodiode is connected to led. Led never turned on.

I need any comment about the best frame to DIY a sit-to-stand desk?

hello, I had made an DIY alpha type Stirling engine for my physics project and now I have to write an report about the relationship between the heat given to the engine and the motion of the wheel. I had searched a lot about Stirling engines and I learned about work, energy, efficiency...

Hello, I am attempting to expand my physical understanding of some engineering principles I’ve learned during my first semester of ChemE. I am making a small plastic car that will be propelled with a weak fan. I am attempting something similar to a ChemE project car. Is there a way I can use a...

I'm actually an electronic engineer, but never really worked in the field, due to lack of opportunities in my home country. Instead I worked as computer programmer, and I had lots of satisfaction and accomplishment in that field. Meanwhile I remember that 40 years ago, in my teens, I used to...

Thanks to anyone who likes to chime in and help out this newbie. :smile: I bought some CC CV buck converters to power my DIY LED panel project using a perfectly working PC power supply unit that was collecting dust inside a fairly old and unused PC but unfortunately the buck converter does not...

I need to perform an experiment in vacuum and would like advice on cost effective parts or how to do it. The chamber needs to be at least the size of a shoebox. Round is fine. The vacuum is required to control heat dissipation of an object as much as possible while I measure its temperature...

Hi there and thanks to anyone who responds. I am creating a DIY project that is getting a little complicated for my knowledge. Specifically, I need to have three electromagnets hooked up to a sequencer or a timer of some sort that supplies equal power to one electromagnet at a time, then...

I'm sorry if this question is a little abstract, but would appreciate any guidance! It's for a DIY project I am considering. Suppose you have a flat panel mounted on a wall, and a very strong magnet that will move in any direction on the plane of the flat panel. Through any possible arrangement...

I am working on a project; a computer case made out of wood, most likely oak. I was wondering if two fans (one bringing air in, on taking air out) would be enough to keep the system at a stable temperature. I wasnt sure because i know most cases are made of thin metal which conducts and...

I want to make a device that can suspend in water via manipulating its density to as close to 1 as possible. I just thought that it will be cool to have a device that can stay in whatever position that I place it in the water. Any idea of how this could actually be done? I was thinking about an...

For those who might need a relatively simple electronic device for a project like relay control, frequency to voltage converters, voltage to current and current to voltage converter, small signal amplifiers, signal averaging and many others using cheap op-amps, I recommend "How to Build and...

Hello, I have decided that no matter how many times I ask, people will always leave my bedroom door open. Therefore, I have decided to try my hand at a DYI project to create an automatic door closer. I'm aware these already exist but I'm also doing this because I've always been interested in...

Hello there. I'm a veteran science teacher at the middle and high school level. I've taught a few years of physics and am interested in moving towards engineering. I have looked at a number of available curricula like Project Lead the Way which require a significant investment in time and money...

Hey there! I'm about to do some tests with rotating boundary layers and wanted to use rotating sheets of paper (cut into circles) as this would be ideal for my experiments. I was researching various materials but couldn't find yield and tensile strengths for different types of paper (printer...

After getting through a heat wave this weekend I've decided it's time to look at getting a ceiling fan for our bedroom. Right now there is just a simple light fixture. When I talked to my dad about it, he had some comments that made me realize it's not a straight swap. My house is year 1922 btw...

So the rubber on one of my bicycle tires has worn out to the point it needs to be replaced, and I was thinking I'd prefer a solid tire this time. Rather then buying one like a normal person I was thinking if I could make my own out of recycled plastic. Here is the plan as it currently...

Amateur do-it-yourself projects are enjoyed by many people. Do it yourself (DIY) is the method of building, modifying, or repairing things without the direct aid of experts or professionals. Other people sometimes enjoy helping others with projects. That is what this forum is about...

I bought a A/C scroll compressor from a 2005 Toyota Prius. I want to convert it into a expander to use in a ORC waste heat recovery system. If I can get it working on the bench, then it's my dream to put it on a hybrid vehicle, most likely another Prius since I own 2. The electricity it...

Just running an idea for a diy fresnel lens past .. [ In the context that parabolic mirrors have been created by rotating a liquid ] The volume left above the parabola is also parabolic, so ...if that volume is used as a mold for casting it should form a reasonable solid lens, at least for...

Hi everyone, I wanted to make a powerbank for myself, to be able to charge smartphones (and if possible laptops), and last for as long as possible. The reason I'm attached to Ni-MH batteries is because of this eneloop IV gen, claiming such attractive values for charge retention (70% after 5...

Hello every one I’m a newbie to electrical stuff (I do have basic knowledge) so please be patient with me, please help me! :frown: So, coming to the details of my diy project I’m trying to vibrate a metal string with an electromagnet. so, after an ample amount of research I’ve made the...

I want to make an electromagnet that can carry me or buy one. I weigh 128 pounds (58kg) and I found an electromagnet with a pull force of 178 pounds (80kg). https://www.amazon.com/dp/B01EWHSF3K/?tag=pfamazon01-20 Can I attach any 12v source to power it or does it need a specific amperage. And...

Hello. While planning to purchase an Arduino MKR1000 or ESP8266 I decided to analyse the possibilities with IoT projects. How far is it possible to go with DIY IoT projects? I have read a number of things on unboxing an MKR1000, setting it up, but it is hard to estimate the possibilities of...

Hello. From my reasoning, I understand that at the most basic levels all electronics are made out of transistors, wires, capacitors... So I was wondering if it would be possible to make an easy, homemade DIY wireless, IoT or bluetooth connected piece of electronic just by using wires...

Hello. I have been interested in radios lately and wanted to make one by myself. I know that it requires a lot of knowledge in physics and electronics, but what basics do I need to know? Frequency, antennas, voltages... Could there be any legal issues? I live in Australia. I am only a high...

I have been building a electric lighter without soldering since I don't know how to solder, so I am going to ask my brother to show me how on the weekend. Until then I've been using alligator clips, 9 volt batteries (preferably one) and graphite from pencils as a resistor. Unfortunately the...

Hello, I finally now own an Arduino UNO with the https://store.arduino.cc/usa/arduino-starter-kit and having completed all the projects in the book am looking for ways to extend myself with Arduino. I have had a look at many DIY websites (makesine, hackster.io, diyhacking...) but they have...

Hi everybody, new to the forums :) I have a personal dream to build a drone/quadcopter from scratch. I'm aware it's not an easy task, and I've also searched this forum (and Google) for similar threads before posting: Drone Building Building a Quadcopter (links to what seems like a useful PDF)...

Hello, is this stupid? is this project possible, about 1,500 usd. I know the key is evenly distributed flow, so maybe two small motors. Maybe add a grate? this vid gave me this idea: thanks in advanced if anyone reads this thread

Hello I found this video on YouTube, It seems that most of the counts are noise of the PMT... Thank you for your time. Regards.

I procrastinated big time about getting some solar filter or solar film or something to make my camera capable of filming the Sun, and now I can't find anything. I tried buying replacement glass for welding masks, but even with 4 sheets of it stacked together, the Sun blasts right through it...

Hello, I want something were I can find electric/electronic schemes and circuits to built by myself, starting from basics to complicated ones (with explanation, why and how it works). P.S. I'm also interested in books which involves other fields (eg. chemistry) and DIY projects

Hi everybody, I'm a PhD student working on solution-processed kesterite PV cells. The material is spin-coated and I personally believe that its wetting properties are influenced by environmental parameters like temperature and humidity. To control these parameters, or at least reduce their...

Hello, I've been building my own solar panel system and throughout this process I've accumulated a lot of questions. If anyone could help answer them I would greatly appreciate it! First I'll start off explaining what I have. A polycrystalline solar panel 17V 2.2A and a mono crystalline panel...

im wanting to hang a cabinet off an I-beam (steel) in my basement looking at something like this http://www.standsandmounts.com/ionicofficeseriestiltswivelhingedextendingceilingmount-luna-ceiling102.aspx function wise, but also want an up/down (range of 2-3ft, from touching ceiling to droping...

Came across a pair of websites claiming to be DIY Quantum Entanglement Experiment. Problem is, I don't know how realistic it is. Essentially, is this real, or am I being taken for a fool? Part 1...

Hello: First of all I would like to say that I am new to this forum and I might be doing something wrong (like posting something in the wrong place) and that constructive criticism is welcome. Also, I am spanish, so my english isn't the best. I have accumulated a lot of theoretical knowledge...