Bad taste at higher voltages?

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misterkai

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I am using a Lavatube with standard resistance (~2.6 ohm) horizontal bottom coil Kanger 808 cartomizers (with an adapter of course) and FlavourArt flavors and nic liquid at around 12mg. It tastes good and puts out a decent amount of vapor at 3.8 volts, but sometimes when I want a stronger vape (later in the evening after vaping all day or after having a few drinks) and I turn up the voltage to 4.0 or above, it starts to taste bad. This is the case with all my different flavors. It's not exactly burnt tasting, but the flavor becomes very muted and takes on a chemically / metallic / slightly smoky character, and not the good kind of smoky. Is this because of the flavors or the cartos? I am only using the 808 carts because they are left over from my 808 starter kit that I began vaping with, and I plan on buying Boge 510 3ohm cartos once I finish my 808's. Will the higher resistance Boge cartos make a difference, or is this a common occurrence with FlavourArt flavors? Thanks in advance for your help with this!
 
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misterkai

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It because the voltage is too high. Higher resistance cartos would make a difference but that difference would just be the same as using the cartos you have, just at a lower voltage. Doesn't surprise me that it tastes like piss tbh.

I know the voltage is too high, but too high for what? The carto or the flavors? If 4.0 and above is too high of a voltage, what's the point of having a VV device?
 

DaveP

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May 22, 2010
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Voltage and resistance to find the sweet spot is a trying activity.

Something to be considered here is the wattage from different combinations of voltage and resistance. At 3.4v on a 2 ohm carto, my eGo was fine, but a little weak on flavor at times. When I used a Riva battery at 3.7v that same 2 ohm carto and same juice was on the verge of harsh. There's a difference in the current draw on the same carto at different voltages.

On the Provari, a 3 ohm Boge carto is just right to me at 4.2v. Let's look at what is going on.

Power in watts = voltage^2 / resistance

Amperage = voltage/resistance

3.4v at 2 ohms = 5.8 watts
3.7v at 2 ohms = 6.8 watts
4.2v at 3 ohms = 5.9 watts

3.4v at 2 ohms = 1.7 amps
3.7v at 2 ohms = 1.85 amps
4.2v at 3 ohms = 1.4 amps

So, I'm getting just a small increase in wattage at 4.2v with a 3 ohm atomizer, but consuming a good bit less current than the 2 ohm Boge carto while getting a much better flavored and smoother vape. Isn't that strange? We think that wattage is what it's all about, but current flow seems to enter in also. What I find is that a 3 ohm Boge carto at 4.2v is smooth and tasty with lots of vapor. The 2 ohm Boge carto at 3.4v or 3.7v is strangely different. At 3.7v, I don't find the vapor to be pleasant at all with a 2 ohm carto.
 
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misterkai

Unregistered Supplier
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Apr 28, 2012
769
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San Diego
Voltage and resistance to find the sweet spot is a trying activity.

Something to be considered here is the wattage from different combinations of voltage and resistance. At 3.4v on a 2 ohm carto, my eGo was fine, but a little weak on flavor at times. When I used a Riva battery at 3.7v that same 2 ohm carto and same juice was on the verge of harsh. There's a difference in the current draw on different cartos.

On the Provari, a 3 ohm Boge carto is just right to me at 4.2v. Let's look at what is going on.

Power in watts = voltage^2 / resistance

Amperage = voltage/resistance

3.4v at 2 ohms = 5.8 watts
3.7v at 2 ohms = 6.8 watts
4.2v at 3 ohms = 5.9 watts

3.4v at 2 ohms = 1.7 amps
3.7v at 2 ohms = 1.85 amps
4.2v at 3 ohms = 1.4 amps

So, I'm getting about the same wattage at 4.2v with a 3 ohm atomizer, but consuming less current than the 2 ohm Boge carto. Isn't that strange? We think that wattage is what it's all about, but current flow seems to enter in also. What I find is that a 3 ohm Boge carto at 4.2v is smooth and tasty with lots of vapor. The 2 ohm Boge carto at 3.4v or 3.7v is strangely different. At 3.7v, I don't find the vapor to be pleasant at all.

Thanks so much, Davep! Because of your post, I FINALLY understand watts and amps!!! Based on your great info, I've decided to go with 3 ohm Boge 510's. It sounds like they will be the most efficient and also will be able to deliver a great vape. I may give the 2.8 ohm vivi vision a shot too...
 
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DaveP

PV Master & Musician
ECF Veteran
May 22, 2010
16,733
42,646
Central GA
Thanks so much, Davep! Because of your post, I FINALLY understand watts and amps!!! Based on your great info, I've decided to go with 3 ohm Boge 510's. It sounds like they will be the most efficient and also will be able to deliver a great vape. I may give the 2.8 ohm vivi vision a shot too...

Here are a couple of links that may be helpful. Click the power chart for a readable blowup.
Save Vaping Power Chart

The color wheel on this link gives the all the formulas you need to know in one place. Plus, there's a calculator that allows you to put in variables and get the result immediately.
Voltage,current, and resistance calculations and an ohm's law chart
 

misterkai

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Apr 28, 2012
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