watts vs volts

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legacygone

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Jan 9, 2011
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Hey Guys - I have a question. Many of the mods out there have adjustable watts in .1 increments and that shows the volts in .1 increments.

However, when you adjust the watts, the volts don't change for a few .1 increments of watts.

For example, on my ipv mini 13.0 watts all the way to 13.6 watts say that it's firing at 4.2 volts on my 1.2ohm coil. This is the same on my 30 and 50 watt isticks.

My question is, is there a hidden second decimal point to the volts being applied or is 13.0 - 13.6 watts giving me the same power?

Just curios because I vary by .5 watts and think it's making a difference, but I also wonder if it's just in my head.
 
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edyle

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Oct 23, 2013
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Hey Guys - I have a question. Many of the mods out there have adjustable watts in .1 increments and that shows the volts in .1 increments.

However, when you adjust the watts, the volts don't change for a few .1 increments of watts.

For example, on my MPV mini 13.0 watts all the way to 13.6 watts say that it's firing at 4.2 volts on my 1.2ohm coil. This is the same on my 30 and 50 watt isticks.

My question is, is there a hidden second decimal point to the volts being applied or is 13.0 - 13.6 watts giving me the same power?

Just curios because I vary by .5 watts and think it's making a difference, but I also wonder if it's just in my head.

I guess you might say there's a 'hidden second decimal point'.
It would be more expensive to have a mod measure and display more decimal point accuracy.
 

93gc40

Vaping Master
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Oct 5, 2014
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Quit looking at your meter while vaping.. Main reason, it can't read accurately what is happening while the power is ON. The regulator is adjusting the power levels constantly at a rate in the MEGAHERTZ, when set to watts. Neither your eye or the meter can read that fast. So it is showing random reading, probably based on an AVERAGE or just showing the highs and lows.
 

DPLongo22

"Vert De Ferk"
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Dec 17, 2011
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If I'm using my Provaris or Billet Boxes, I use volts (because that's their only option).

If I'm using my EPMs, I prefer watts I use watts (because that's their only option).

If I'm using anything that can do both, I use whatever it happens to be set on at the time. And I rarely look to check which it is.

In other words, I've still yet to see a major difference between the two (my position is well documented here on ECF). I still believe that the first "V" (for Variable) is MUCH more important than the 2nd letter, whether it be a "V" or a "W".

As long as I can move it up or down, it works for me.
 

MattyTny

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Oct 8, 2013
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When you're adjusting the wattage the numbers respond differently in the equation depending on the resistance. You'll see that same thing but at different ranges with lower or higher ohms. Most devices only read/adjust to the hundreds place too, most devices aren't exact either. Kind of take it as an estimate.

Wattage adjustment is more precise when you can only adjust in the hundreds. The voltage reading is probably rounded.
 
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