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Feb 1, 2010
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Comment: Try to take it down and re-embed it.
Comment: The switch in there is wire to a mosfet that acts like a turn on and stay on. they dete…
Comment: I have built one of these from my own design! it used the 555 chip and the input for au…
Comment: I will work as low as 4.5V, and will make the LED's glow at 1.5V (white LED's usually r…
Comment: I would just keep it out of reach when your not using it. remember, this is more of a t…
Comment: Oh ok I see your situation. I dont know. there are other designs online for more pro…
Comment: I guess you could add a kill switch. And not have cats in the workshop. Other than that…
Comment: Your welcome. by the way, did you get the generator to throw long sparks? or still work…
Comment: the first thing I noticed was the top brush "points" are supposed to face the band. the…
Comment: Absolutely! The only problem is that in needs mounted firmly, otherwise it wobbles arou…
Comment: it does not make energy, it feeds of a battery or wall power, and converts that into a …
Comment: My first attempt to make a generator was with erector set pieces, and it did not work a…
Comment: So how do I limit the power to the flyback when the core does saturate? would running a…
Comment: the best power supply to use would be one of the big clunky power supply’s that inside …
Comment: I bet it is your 2N3055 transistor. not only is it hard to find a good one nowadays, bu…
Comment: I used both a 12V drill battery, 18 volt drill battery, a 12V PSU, I have never heard o…
Comment: I don’t understand what you mean. are you referring to the schematic picture? from the…
Comment: great! I just wish the Chinese better designed these, i got my light when it was real e…
Comment: the equipment required to measure the lumen output is expensive and you need profession…
Comment: oh, then just use a 5V adapter, and a led driver.
Comment: yes. why not mod the lamp assembly as a whole, with a dimmer, and power it with one of …
Comment: it can be measured, the company takes samples of leds, and measures them to meet qualit…
Comment: i would have built around a warm white XML led. they are cheap, and bright. use a small…
Comment: i would have the coil with thinner enameled wire, wound enough to make 8 ohm's, and hav…
Comment: i have an compaq presario c700, with a Pentium dual core the same one it showed on the …
Comment: i have an compaq presario c700, with a Pentium dual core the same one it showed on the …
Comment: the resonance will occur with the capacitor/primary tank circuit, and all the diodes wi…
Comment: i didn't know that. clearly the transistor in this circuit needs a snubber on here, ma…
Comment: it has the same danger level as walking down a ladder. if you don't know what you are …
Comment: it is DC then, i think the way these work is with a small transformer, and then a multi…
Comment: well the way i figure out if it is AC, is to see if it will "charge" something, like a …
Comment: that transformer on the power inverter is way too small it looks, it looks like one fro…
Comment: one of those buttons that have a cover, like in deal or no deal.
Comment: another idea is the huge glowing red button instead of a key, and says "DO NOT PRESS"
Comment: to further improve the concept, i would use a alarm or siren instead of a bell and put …
Comment: honestly i just dont know. like i said i never built one. go build it and experament wi…
Comment: i dont think the diodes are even necessarily, my diodes of preference would be a fast d…
Comment: go back and edit the first photo w/ tags, one tag highlights all the picture but i can …
Comment: any power transistor should work fine. a 3055, mje13005, mje13003, etc.
Comment: give it a shot. i don't think it will create a noticeable difference, remember air cor …
Comment: OH SH*T THEY ARE AFTER ME!!! AHH! [running]
Comment: like i said, i didn't build the circuit, so i never played around with it. although i d…
Comment: i think it makes like about 7KV high freq AC low current, and does make tiny streamers.…
Comment: good catch, thanks, radioshack 3.5mm jack and double stranded wire from something like …
Comment: i am working on this, you can see my instructable on it called "build a singing arc (pl…
Comment: is it possible to make the 555 circuit w/ distinct frequency and duty cycle control, in…
Comment: so would a capacitor / diode in series be the best to put across the primary to keep th…
Comment: to get the mosfets out of phase (so one gets an inveted signal, and what will happen is…
Comment: i think his parents kicked him off youtube. i realy have no idea what-so-ever.
Comment: by the way, how does it change the waveform? (i just bumped into this instructable again)
Comment: the transformer is not connected directly to mains, the capacitor and ballast linit the…
Comment: i would guess so, he wrote 400W plus, so i ausume the more watts, the better.
Comment: they make the wall plugs like that for a reason. in that type your showing in the last …
Comment: for what part of the circuit, i use it a few times, in the 555 timer area, if you use a…
Comment: wait... i thought resistance decreases with more light, thus letting more power though …
Comment: which circuit, some of them (like a modified version of the 555 driver) would drive fly…
Comment: see what happens if you add a film capacitor across the +V and the positive end of the …
Comment: what if you used a capacitor across the power supply that will hold whatever voltage
Comment: so, im confused, what x-rays are you talking about? please add more info on the instruc…
Comment: i re-read your last post a bit more carefully, and it looks as if you just 15Vdc power …
Comment: so you went directly from 15Vac to diode/capacitors and to the battery. well the key to…
Comment: any source of high voltage DC should work. (a camera flash circuit, maybe) do you mean…
Comment: im a bad speller, *got*
Comment: isnt this, well ILLEGAL?
Comment: i made a video of it, but it was static sounding, although i could hear it well with my…
Comment: i have seen the whole drive as high as 70 but not 200, either.
Comment: i know. but i have seen it done... yes at those freq to. of coarse the arcs are much sm…
Comment: you can try an ignition coil, but the arks may be smaller and hotter...
Comment: go to jameco electronics and find an irf 740 or irf 840 among those lines. ebay is ok f…
Comment: ioll try that, i found it works somtines so far, ill try holding it on longer
Comment: poke holes in paper (and burn it) and thin rubber is about all.
Comment: looking at this schematic i see the coil connected backwards... answering your questio…
Comment: that would be epic if the legs were medal and were atached to a real 555 inside. then y…
Comment: oh, right. i forgot about there discharge... im stuck in the li-ion world where its alm…
Comment: the forward voltage for galium nitride based leds is closer to 3.5V. you should use 3AA…
Comment: use a 2n2222 transistor instead of 2n3904, its works 30% better
Comment: i would get something better, but it will work.
Comment: ya, youl neefdto sand the ends, you can also scrach it off with a sharp peice of medel,…
Comment: i always see them rated at 500,000V to a few million volts. and they have pointed elect…
Comment: it works, i tried it with my snap-on 2AA its not near as bright (10X less bright with …
Comment: those neutrons + some uranium 238 (or whatever) then can be used for nuclear bombs!!!
Comment: yes, i would assume so.
Comment: do do this, just play around with the contrast level (make it lower) sharpness, color s…
Comment: it doesnt matter which is which. they both carry a current. its just that the live wire…
Comment: i hardly believe it hegs hot enough to start fire and it wont spark. but its possible.a…
Comment: so asprin + sulfuric acid - vinigar? cool
Comment: tie the two audio channels together for true mono, and i wouldn't use a phone, but some…
Comment: thanks, i draw them schematics in paint. but the ones on this page or for other circuit…
Comment: great! i figred out with mine, this is a temporary fix. to permanitly fix it, i need to…
Comment: to make the torch super useful, stick a power led in it. i recommend cree t6! that thin…
Comment: i can see you having a supercomputer soon and have the ability to download the internet…
Comment: stick the magnet inside it!
Comment: haha, ok... now i confused myself... NO, dc wont work. YES, it needs to be AC. okay...
Comment: nice! have you stuck a few magnets near it? of got a few nasty shocks? and can you expl…
Comment: awesome! modify the anode and coat the bottom with a florescent substance
Comment: if you can pop it open, sand the crap off the contacts, and test. if it still doesn't w…
Comment: i know. i have a WF502B flashlight from eBay, it lights up mountains
Comment: try the t6 led in it
Comment: try the T6 led from cree, 1000 lumens, 100 lumens per watt, and 1000 LUMENS!!!
Comment: yea. just wac a hobo with a hammer!!!
Comment: start using the XM-L T6 LED!!! it is 100 lumens per watt, and 130 lumen per watt @ 700mA
Comment: good, you should also know high voltage safety precautions. a real tesla coil doesn't n…
Comment: do you know about basic electronics, you shouldn't build this if you don't. also, for a…
Comment: for every millimeter of spark in the air, is 1000V (this means a inch long spark is 20,…
Comment: i dont have too many high voltage capacitors, all of them have different values, i make…
Comment: OK. but still, be on the safe side
Comment: i know phosphor isnt the best for the body, nor is mercury.
Comment: i mean no.
Comment: doing it in a well ventilated area will help, and maybe a gas-mask. although not necess…
Comment: i guess you dont. if you can find color tubes, your ether in luck, or the glass is tint…
Comment: I Think you can make a paste with it, (watter and phosper) and paint a few coats on
Comment: Lowes, lighting section, flourescent tubes
Comment: Yes. Yoe can think of EL as a capacitor, and will only flick on for half a second if p…
Comment: The mercury. Inside flouescent tubes is a few miligrames of mercury vapor, possibly arg…
Comment: to make them glow brighter, replace the 5mm led with a super flux led. or a power led a…
Comment: monster Jacobs latter!!
Comment: that looks incredible! like the old ones
Comment: to drive the EL wire, you need a source of about 300V of high frequency AC.
Comment: i think you can get phosper from fluorescent tubes but it's dangerous
Comment: online, and catalogues
Comment: the voltage needed is the same. its like 3V led strip in parallel, the more you have, v…
Comment: phosphor can be obtained from florescent lights, "some" neon lights CRT TVs, (the old t…
Comment: it evens the voltage across all the capacitors. you learn in science class "a series ci…
Comment: its better if all your capacitors are identical, and wired for more voltage (series) an…
Comment: you might think about making this into a real tesla coil and winding primary/secondary …
Comment: also, i bought mine off ebay, $16
Comment: find an old (working) TV as long as the screen on the TV comes on, the flyback is good.
Comment: does the bug zapper work, test by placing a neon bulb across the output of the zapper c…
Comment: modify a higher quality flashlight. also, a t6 led is better. i bought one, they are su…
Comment: you need a better focus the led. the beam pateren looks terrible.
Comment: i think it is a close up of the inside of a mercury-vapor street lamp. (or metal halide…
Comment: street lamps are a form if HID (usually high pressure sodium, mercury vapor, or metal h…
Comment: i find those types of bulbs EVERYWHERE even a few LED versions
Comment: oh ok... i didnt read the instructable, just glanced over it. it is still cool and this…
Comment: AHHH... the perfect ink (money) waster... though it is int resting...
Comment: they will burn out almost instantly. they uswaly olny support less than 1A and less tha…
Comment: yes. make sure you have a heatsink and a small value resistor between the base and the …
Comment: what are the specs on it?
Comment: i found a few places to look at the brightnesses. they are also 100 lm per watt bat i d…
Comment: i meant p4s is you mentioned on you last reply. i understand how leds work, i am talkin…
Comment: the t6 led has to be brighter... it uses more power and is more effectiant than p7s rig…
Comment: whats the voltage to the t6 led? if it were driven at full power, 1000 lumens. what is …
Comment: how bright is that one you have? it almost looks brighter than my flashlight with the t…
Comment: you should consider replacing the leds with brighter ones.
Comment: upgrade to a 1000 lumen xml t6 led. it is 100 lumens per watt @ 1000 lumens and 130 lum…
Comment: i will need to try this but will the remote (in this case) be powered by 1.5V, because …
Comment: to make an electric motor, build an efficant sterling engine, make a HHO generator, mak…
Comment: great for you! i dont know if half the transistors i used were NPN or PNP. i think most…
Comment: if i change a lot of the capacitors to a lower capacitance and and resisters to a lower…
Comment: i used a transistor out of a flash camera, it worked. after playing a lot with it, i fo…
Comment: with most Joule Thiefs it doesn't matter. as long its more than 2 or so. the more windi…
Comment: the dead battery still has a lot of juice in it when it wont power up stuff around the …
Comment: have you tryed to put the battery in the other way? if it still doesn't work, make sure…
Comment: yes. the finished toroid acts ( and is) a simple step up transformer.
Comment: put some jaga vipers (worlds hottest pepper) in it to give a mild spice to it
Comment: im sure Chinese people just put in purple led's instead of the UV ones, to give the ill…
Comment: I know the bulb is quartz. So that's why the bulb goes bad when touched...
Comment: its propibly a god idea to add a switch to turn it off so you can put it away and turn …
Comment: there called AAAA batterys
Comment: ang duracell too. i know for a fact because a actualy took one apart.
Comment: yes, you get 6 batterys that are even smaller then AAA batterys. there called AAAA (um,…
Comment: it doesn't look like it would hurt nearly as much as this page... the circuitry looks s…
Comment: what do you mean by: "After some reading I decidedmy wasteful way of making it pretty m…
Comment: how do you make "activated" carbon?
Comment: i tryed this on my own computer it is awesome! but what i did was copy/paste a picture …
Comment: i tryed with a more powerful 9V driver recently (wall-wart) and it work! but with less …
Comment: can you use a modified flash unit from a disposable camera?
Comment: as i said they are rare i have not found anyone of store selling them that isn't on-lin…
Comment: Well there are better ones out there but 1n34A is a VERY popular one.you can just go to…
Comment: What school do you go to!? That's epic. What is the part number?
Comment: The germanium diodes are very hard to com across but you can find them in very old am r…
Comment: interesting connect one end of the diode/diode to ground and replace the RF diode with …
Comment: this gives me an idea if you were to use the panel in between a heat-sink and a bunch o…
Comment: where did you get the flashlight from? is it one of those "dollar store" type of 6V lan…
Comment: do you know why, my theory is that while the bulb is hot, and the dirt (oil, proteins, …
Comment: use the secondary bulb that comes with the maglight. (uswaly
Comment: i hope you were VERY careful to not let that bulb touch your fingers or anything. some …
Comment: the way you wired the switch, it would short out the batteries every time you flipped i…
Comment: dont forget the popocorn!
Comment: lol, i like how you said "do not touch, it makes you die" and "zappy, tount touch!"
Comment: depends which circuit your talking about.
Comment: Never heard of it. I'm predy sure any relay shoud work but I don't gurentee. As long a…
Comment: the same diagram should work for any coil.
Comment: sorry, forgot to upload the pic. here it is.
Comment: well there's 2 self oscillators i know of you can use one works on the principle of sho…
Comment: yes. its like a hing transistor except it has a delay in it before it switches. giving …
Comment: instead of using a big voltage multiplier, can i use a NST? withl AC to DC converter?
Comment: i don't know for sure. i tried with my model, and it produced tearable results (400 vol…
Comment: how about an instructable how to make it
Comment: the anode on the led will be longer than the cathode. another way to tell is to look fo…
Comment: don't quit understand the question, i think you meant you need a coil driver with a rep…
Comment: bla-bla-bla, nag-nag-nag!
Comment: and what about the capacitor?
Comment: what does the dimmer do, help prevent from blowing fuses?
Comment: LOL! i once fixed a camera with "lens error" by trowing it at a wall!
Comment: what about water resistance?
Comment: i THINK its ether the operating voltage or that CD/DVD diods are infra-red.(more likely.
Comment: the penny thing wolt work nearly as well as covering the globe with tin foil.
Comment: like this? ^,,^,,^,,^,,^,,^,,^,,^,,bwahahahaha!
Comment: YES!!!
Comment: i now got some news that it will work for a while, but since the battery's AREN'T desig…
Comment: {{{ mono-space!!! }}}
Comment: will a NST work for it?
Comment: not really unless your talking about watts. (watts = volts X amps) the voltage should b…
Comment: ^This is small text.^,,This is small text.,,=====This is small text=====
Comment: try NVU you down-load it and uh, well USE it
Comment: i think hes 13
Comment: transistors, MOSFET'S, triodes, integrated circuits (IC's), JFETS etc,etc,etc.
Comment: i just want a safer transformer. don't vacuum tubes work at low voltages? not a lethal …
Comment: i'm now using this schematic but i don't know if it will work. i have many new question…
Comment: LOL!!!! hahaha! was it good?!!! HAHAHA :)
Comment: i just love free stuff!
Comment: can you give me some info on the tubes why they will break? and do i have to use a MOT,…
Comment: take apart the flash circuit in a disposable camera there shold be a transformer in it.
Comment: a geranium diode (1n34a, 1n40 etc etc..) will work wonders! as its drop voltage and wor…
Comment: then, conect a huge, bulky, plasma globe to that tesla coil and call it the LARGEST PLA…
Comment: also, if you want to answer my question, how to build a table top VTTC (vacuum tube tes…
Comment: it will be a while before i build it as a gather info on it, but i think this schematic…
Comment: can you tell me the values of all the parts? I'm planing to make an table top version o…
Comment: that looks SUPER dangerous to touch!!! did it burn you?
Comment: LOL!!! "(lets hope you didnt flush it)"
Comment: to get a more powerful led, just buy a more powerful one search "30 watt led" they offe…
Comment: thats why i NEVER log out! *,* U
Comment: also, halogen is basically incandescent and will be HIGHLY inefficient it will require …
Comment: @ superbrightleds.com, there purrdy cheap!!!
Comment: at wost case scenario, they will leak. usually they just get VERY warm. i only tried w…
Comment: it wont work well with red and BLUE the blue is too dark. instead, cyan (light blue, el…
Comment: not as u would expect from it though... it would look like just a bunch of small spar…
Comment: i think "Nikolai" and "Nikola" are spelled both ways...
Comment: i got the camera 300VDC power supply high voltage supply to power a flouesent tube with…
Comment: Don't try to put a 400volt capacitor with a flyback transformer. IT WILL EXPLODE unless…
Comment: this CFL, CFL driver is an jackpot for making CRTs!!! the CFL circut is for driving the…
Comment: poor ant! *,* U
Comment: for more efficiency, use a reflective paint for shielding. like metallic silver or met…
Comment: its werd that the 3.5 reverse lcd is cheaper than 2.5 reverse lcd!!! thanks *,* …
Comment: thanks *,* but the led's aren't in stock on ebay U
Comment: would the circuit power a solid state tesla coil???
Comment: don't you mean the ferrite? *,* …
Comment: use your battery to power a 7814 power regulator then the output of the regulator to p…
Comment: where did you get the led's from? and where can i get the LCD from?
Comment: sorry for confusion.on the transformer high voltage side, besides an antenna to one lea…
Comment: COOL!!! it looks all vintigy and old, but its hold 4 gigs!!!
Comment: WOW WIRLESS ELECTRICITY!!!!!!!!!!!!!!! I used to hove a globe and did stuff like tha…
Comment: can ya make a lifter Plasmana, id tried 2 make 1 but I realized i dont have high enogh …
Comment: i figured out i can make wireless electricly with a transformer and a cristal set LED. …
Comment: try longer exposer time on your cam....................................................…
Comment: WOW now that's a LOT of steps.!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Comment: Wow I have never seen soooooooooooo many types of batteries!!! Alkaline battery, Zin…