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Showing content with the highest reputation on 12/14/2014 in all areas
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Vendors on the Forum
Christopher and 3 others reacted to Jeffb for a topic
Since the Vapor Talk store is hosting this site and making it available for all of us, I recommend making them your place to shop http://www.vaportalk.com/shop/4 points -
Awaiting Reaction
Tam and one other reacted to Earthling789 for a topic
I agree Bebop... The whole story is extremely suspect, and is obviously being used to push an agenda... especially since it is NY! I feel for the family for their loss, but I think we need far more info before "vaping" is declared as the evil suspect. Last time I checked, my e-liquid bottles are safely on their shelf, and they don't get together with my guns at night, hot-wire my truck, and go out "looking for trouble", nor do they climb down from the shelf and terrorize my children or animals A 1-yr old child is capable of getting into MANY things, but they are pretty much limited to the dangers they can REACH. Kids will also ingest darn near anything they can get in their hands, but things that taste bad... not buying it was ingested... ever give a baby a bit of lemon? I'm willing to bet that improper supervision, coupled with improper storage will be the cause of this tragedy (regardless of the source or method of the poisoning)2 points -
Childproof caps can slow down a child (depending on age), but it's not the magic bullet to making a bottle of e-liquid 100% safe for children. Parents need to be aware of safety issues and keep it in a safe place. Keeping an eye on their child would also be helpful. People who leave things like e-liquid in places where their kids can get to it need to be better educated on what's inside e-liquid and what it can do. All too often the vaping industry is going to be blamed before it gets better. If ever. *sighs*2 points
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Electronics 101
DJ Colonel Corn reacted to miatafrank for a topic
It's time for electronics 101, and how it applies to PVs. Current flow (measured in amps) is the movement of electrons through a conductor. These electrons are sent out by the power source (volts) to act as the workers, and resistance (measured in ohms) is in the path of current flow and will slow the electrons (workers) down. Power (measured in watts) is the measurement of work being performed in the circuit, and will always manifest itself in the form of heat (doesn't that sound like heating up an atomizer to you?). Of course too much heat (power/watts) will pop the atty. Now for the math, and I promise it's not that complicated: A physicist by the name of George Simon Ohm discovered that there is a tight relationship between voltage, current, and resistance. This relationship can be described and predicted by mathematics, which has become known as "Ohm's Law". The basic statement of this relationship is that voltage and current are directly proportional (when we increase voltage, current will increase as well), and that current and resistance are inversely proportional (when we increase resistance, current will decrease). Voltage = current multiplied by resistance Current = voltage divided by resistance Resistance = voltage divided by current Power = voltage multiplied by current Now let's apply Ohm's Law to a PV: A 3.7v device with a standard atty; Voltage 3.7v divided by an atty that is 3ohms = 1.23amps The heat produced by this is determined by the power in watts which is 3.7v multiplied by 1.23amps = 4.563watts We know this works, and we can use these numbers to compare the performance of the other combinations. A 3.7v device with a LR atty; 3.7v / 1.5ohms = 2.46amps 3.7v * 2.46amps = 9.126watts (remember, this is the heat) A 5v device with a standard atty; 5v / 3ohms = 1.66amps 5v * 1.66amps = 8.33watts (remember, this is the heat) A 5v device with a LR atty; 5v / 1.5ohms = 3.33amps 5v * 3.33amps = 16.66watts (remember, this is the heat.....POP) A 6v device with a standard atty; 6v / 3ohms = 2amps 6v * 2amps = 12watts (remember, this is the heat...on the bourder of POP) A 6v device with a HV atty; 6v / 4.3ohms = 1.395amps 6v * 1.395amps = 8.372watts (remember, this is the heat....is this really any better than a standard atty at 5v?) My ohm values for the attys are approximate, but you get the picture. This really answers all the questions "will this work with this?", "will that work with that?". I also think that anyone dabbling in making their own mods should understand these basics when choosing components that will work well together, and avoid injury.1 point -
Anybody know of any suppliers that use PayPal checkout on their sites? I've got some money sitting in my account that I want to use and I really don't want to go through eBay or Amazon.1 point
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BCV XXIX
smacksy reacted to joejoevapekins for a topic
You can also pick up electrical components cleaner at hardware stores and try it. Comes in aerosol can1 point -
BCV XXIX
smacksy reacted to joejoevapekins for a topic
Another good way to clean copper contracts are those Sparkly little erasers. Or just plain old eraser works great. Use them all the time Contacts*1 point -
You can use baking soda and water mixed to about the consistency of toothpaste. I usually use an old toothbrush but you can use the brillow pad side of one of those green and yellow sponges. It won't harm your copper and if there's any corrosion it should take it right off. I don't know if they still do but that's what they used to use to clean the statue of liberty.1 point
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That's why from a safety perspective I feel like we should be teaching newbies to test parts before using them. It's really not hard to build a test box or safety cage. I had a buddy loose use of an eye for a little while a few years ago from a faulty capacitor that exploded. In quite a few of the hackerspace communities I'm a part of they have guides to setting up test benches and what safety precautions you should take with which parts.1 point
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Always Test Your parts
spydre reacted to joejoevapekins for a topic
Speaking from experience the QC department in majority of white rooms has only a hand few of workers. Been the only guy in before running QC1 point -
How low is it okay for a battery charge to drop?
spydre reacted to joejoevapekins for a topic
In a mech you can tell when your battery voltage has dropped. Heat, flavor, vapor production all change as charge drop's1 point -
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Vendors on the Forum
Fancythat1 reacted to jasonculp for a topic
I am glad you asked this, because I have been curious. I assumed since the board was owned and supported by the Vapor Talk Store that all the vendors were reliable and of the highest quality. I have only bought from the Vapor Talk store, Sweet-Vapes, and Fadora. I have had excellent service from Vapor Talk and Sweet-Vapes. Fadora on the other hand, has gone above and beyond. Comp has probably lost money dealing with me, if you calculate the amount of time he has put in helping me. I understand that as anything else, you are taking a risk dealing with any new vendor. I have been lucky so far and have not had many problems with any of the online retailers that I have dealt with. I usually check them out pretty good, here and on other boards on the web. I try to stay away from Ebay, and only use Fastech when I need something slowly. @Earthling789, thanks for reinforcing my assumptions about the vendors!1 point -
Always Test Your parts
spydre reacted to Earthling789 for a topic
I've dealt with electronics from all over the world... from cheap Chinese no-name parts to high-end Japanese, US, or European parts, and one thing is constant... you do get a bad part from time to time. kngfdrgn is correct... most companies batch-test only a handful of parts per machine, per shift, daily... probably ~ 0.1% of the total production of any given part.1 point -
I don't think that most people stop and think about the fact that 99% of the time the part you're using hasn't been tested. Most companies do batch testing, which means only about two out of 2000+ built get tested.1 point
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The article did seems specific to say "liquid nicotine" - to me, that's different from e-juice, that's the nicotine solution put into the juice - like a DIYer (my SO has some unflavored, um, I can't remember what the mg is in a PG solution, but then he further dilutes that with VG). Of course, it's possible that the reporter doesn't know a darned thing about vaping, so is just calling e-juice as a whole "liquid nicotine". At one year of age, there's no way this baby could have gotten a child proof cap off, but at 1, those suckers are climbers. You should see the towers my youngest son erected in order to to get to the cookies kept in the top cabinet on a weekend morning. We had to keep moving the cookies, it scared the piss out of me when I would get up to giggles and see whatever tower he built (the cookies eventually ended up being hid in my dresser, to avoid the tower thing). It says a one year old, so that's anywhere between twelve and twenty-four months, so yeah, on the later end of the spectrum, climbing is a definite possibility. And at that age, it would take much to poison a kid - especially if it was "liquid nicotine" - undiluted. One hundred percent nicotine on the skin can kill an adult. If for some reason a kid of one ate a cigarette, it could make him/her severely sick, if not kill them, as well. Yeah, it's a tragedy, but I'm sorry, the blame lays squarely in the lap of the parents and whoever's home it was. For not watching the child (I know, you can't watch them constantly, you have to pee sometimes) and for god's sake for not putting that up in a secured cabinet. If it happened at the parents' home, then, yeah, I'm sorry, they should be shot for leaving it where a baby could get it and either get it on them or in their mouths. If it happened at someone else's home, the first thing that person should have done should have been to make sure the kid didn't see the stuff and couldn't get to it. But the article is full of fear-mongering/fanning the flames of, frankly, ignorant, hateful comments. If they are thinking about banning juice because of this, they need to ban bleach, ammonia, anti-freeze, and any of a number of chemicals found around the home that kids have accidentally ingested and died from. Except, with those chemicals, the danger to kids isn't so much in the forefront of people's minds, despite the fact that antifreeze smells so sweet - sweet enough that dogs lick it up unbidden and die every year from it.1 point
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I dunno...seems awful fishy. This could be a case of premature reporting. There are NO specifics in this article. NONE. Right now this article is being used to push an agenda and nothing else. I cant imagine how this could be, even. The child was 1 year old. How does a child that small even ingest enough nicotine to harm them? What are the circumstances around how a child that small and unsupervised ingests nicotine? And in what form? Do you know how nasty that stuff tastes? Sounds suspicious to me....1 point
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I saw where some idiot posted, ban ejuice because it killed a child. Ghee maybe we could ban automobiles as they kill adults and children on a daily basis. I lust love how dumb a**'s speak before thinking. I don't see the sky falling because of it but it certainly doesn't help.1 point
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As long as all ejuice manufacturers use child proof caps then I don't see how they can point the finger at the vaping industry. Like you said,kids unfortunately die from every day household cleaning chemicals,drowning etc.But you won't see them outlawing Windex or water.I'm not surprised ABC covered this one.1 point
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elvt really puts out
DJ Colonel Corn reacted to jasonculp for a topic
This makes total sense. With your mechanical mod (Panzer) you are putting out a nominial 3.7v with a 1.7ohm coil. This only generates 8 watts of power. On you elvt you set it at 11.5 watts this means the boost circuit inside your elvt boosts the battery voltage from 3.7 to 4.4Volts. There are also many other variables in an electronic box. If it is calculating the wattage based on Mean rather than RMS the output could even be greater. The low ohm coils on your Panzer is why you use a mechanical mod. It is to overcome the electronic restrictions that the elvt puts in place for safety. With your .5 ohm coil it is putting out 27 watts. I really don't know your experience level with electronics, or mechanical mods, but don't forget ohm's law. Please read this post on ohm's law: and use these calculators (or a phone app) to do the calculations: http://www.ohmslawcalculator.com/ohms_law_calculator.php or http://www.steam-engine.org/ohm.asp Remember, on a mechanical mod the only way you can make a hotter vape is to lower the resistance (ohms) of the coil to produce more watts. On the elvt you can only go so low on your coil, but the voltage can be turned up higher than the battery voltage because of Pulse Width Modulation, but it has a voltage limit on the top end for safety. I hope this is a little clearer than mud....1 point -
That's a different company, Jason. Your link goes to eciggity but the OP was asking about Cigabuy. Cigabuy is based from China according to their FAQ. Personally, I much prefer to buy from reputable vendors based in the US. If something goes wrong I have more recourse using a US vendor rather than one that's in China. Well over a month ago I put in an order for a few drip tips from Fasttech. Got the "it shipped!" notice over two weeks ago but still haven't seen them yet. http://help.cigabuy.com/about-us1 point
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I couldn't believe this..
spydre reacted to Earthling789 for a topic
Comp is correct... buying direct from China is cheaper than US retail sites, but you'll be waiting by the mailbox until you need another haircut... 4-8 weeks is the norm for shipping. I recently received my Nautilus, direct from China... took 34 days from shipping to delivery! So, bottom-line is this... Yes, you get some really good prices by ordering direct from China, especially if buying in bulk. But, if you can't wait upwards of 8-weeks for delivery (with no recourse for damage/defective products), then the slightly higher prices from US retailers is worth it.1 point -
I couldn't believe this..
spydre reacted to Compenstine for a topic
No different than Fasttech. Fasttech has the the SS Vamo 6 for $26.49 and the SS Vamo 5s for $26.25. Thing is you will be waiting on it for 4 weeks and if you have an issue with it, you will be paying twice that to get it replaced.1 point -
e-lvt questions
DJ Colonel Corn reacted to Garrett1234567 for a topic
I just recently got into vw devices. I picked up a vtr. From what I understand you either choose vv or vw, not both. When you use vw and set a wattage the device reads what ohm your coil is and uses ohms law to set the voltage automatically. I recommend reading up on ohms law and vaping. Good luck Garrett1 point