How do wire builds affect ohms?

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dbrandt01

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Yes to all affects ohms. Around 6 wraps of 26g and 2.5 diameter dual coils would be about 0.5 ohms. Around 5 wraps dual coil at 3.0mm diamter will be about the same ohms.
24g will build lower. 28g would build higher. Less wraps will be lower, like dual coil 3 wraps around 3.0mm of 28g would be about 0.5 ohms, but 7 wraps dual coil at 3.0mm and 28g would be about 0.9 ohms. Not sure about spacing. I always make mine tightly wrapped.

I probably just confused you with that, sorry if I did.
 

State O' Flux

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How will your wire on a mechanical mod RDA affect ohms? Will lower gauge raise or lower ohms? Will more wraps raise or lower ohms? Does spacing matter? And will diameter affect ohms?

Welcome to ECF, Connor...

Click on all three sigline hyperlinks at the bottom of this post... get comfortable, you have a bit of reading ahead of you.

Cheers
 

Susan~S

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Hello and welcome to the forum Connorcloud. Glad to have you here!:)

+1 on State-O-Flux's blogs!

I will also suggest that you spend some time with Baditude (one of our resident battery experts) and visit his blogs as well. You are now 100% in control of your own safety (and others around you). Make sure you purchase an ohm reader and a voltmeter or DMM so you can measure your builds, check for shorts and measure the remaining charge on your batteries.

Baditudes Blogs. The blogs regarding mods and rebuildables are listed below:

BATTERIES

9. Battery Basics for Mods: IMR or Protected ICR?
* Another essential read to understand which batteries are safe to use in mechanical and regulated mods. Includes a frequently updated list of recommended safe-chemistry, high-drain batteries with their specifications.

17. Purple Efest Batteries not as Advertised
* A cautionary blog that reveals that the purple Efest batteries may not have the specifications advertised. Also includes a commentary on "continuous discharge ratings" vs "pulse discharge ratings" of battery specs.

OHM'S LAW

14. Ohm's Law for Dummies (Vapers)
* My attempt at explaining Ohm's Law in layman terms and how it relates to vaping.

16. Explain it to the Dumb Noob: Ohm's Law Calculations
* As simple as it is to use, some people have a tough time grasping the concept. Warning: Includes graphic photos of mod explosions.

MECHANICAL MODS & REBUILDABLES

7. Information Resources for Your First RBA
* An essential read and reference guide for someone new to rebuilding coils. Includes a multitude of useful links on battery safety, mod safety, coil meters, coil building, and the differences in the three types of RBA's.

15. Inexpensive Mechanical Mod/RDA Setup
* A response to the frequently asked question on how to get into rebuildable atomizers with a mechanical mod inexpensively. Includes a list of commonly used tools and supplies for rebuilding and where to find them.

BATTERIES - WHERE TO BUY

Only buy batteries from a reputable supplier (not ebay or Amazon) as there are many counterfeit batteries being sold. Here are several reputable battery suppliers in the US.

* RTD Vapor
* Illumination Supply
* Lighthound
* Orbtronics
 

dbrandt01

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Ohm meter I would say is the #1 product you need when building coils. You need to know what ohms you're at to see if you can safely vape it. My tip for building without one is either borrow one, borrow money to get one, borrow a multimeter or don't build at all until you get one. Might not like that, but you need to be safe and know where you're at.
 

readeuler

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Ohm meter I would say is the #1 product you need when building coils. You need to know what ohms you're at to see if you can safely vape it. My tip for building without one is either borrow one, borrow money to get one, borrow a multimeter or don't build at all until you get one. Might not like that, but you need to be safe and know where you're at.

It's true. If you're building moderate resistances, 0.6 ohms and above, most regulated devices with a built-in meter will be able to measure that low. Do you have something like that you can temporarily use?

I certainly wouldn't recommend doing so indefinitely, and I will recommend USA ohm meters as mine has been a very solid and reliable product.
 
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