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Good questions: I'll try...
good- now you can contribute you opinion instead of waiting for mine
I don't know if/what sampling resistance really means here- dare I say a bit of marketing spin - I=E/R is how Ohm meters measure resistance- they inject a small current and measure the voltage or apply a voltage and measure current... if the EQ sets the output to 4.9V and measures 4.85 it compensates to get the voltage up to 4.9V- that's all that's important to me- how they go about it (either adding current or raising the output voltage) is really not important because net-net it's the same thing.
What's also important is that it quickly detects and disallows the device to fire in a current overload situation - that could be a short circuit or an atty that drops below a certain ohm rating - effectively the same thing. That's done by either applying a small current or voltage and checking what you get back- its certainly fair to call that sampling resistance- the point being a little bit of data gives you alot of information to act on....
good- I'm not trying to, and don't want to scare anyone off or convince anyone to buy it - the goal here is to identify kinks and get them fixed as well as to share some of the nuances that make up the eq's personality. I think it's important for this device to be successful because we need to encourage more folks to want to develop new devices.
I think in the end, people are going to decide on this device based on form factor and ergonomics (including the pump) and price- I expect once the kinks are out it will compete well with the other top end devices we know, love and argue about all day long.
Good questions: I'll try...
It depends - you have to keep in mind, what we're really trying to do is regulate the temperature of the atty, not necessarily the power going to it. In open air, just the coil resistance varies by 10-15% in general as it heats up - less if you are using a custom kanthal device- the guys that provide nichrome wire provide detailed information about heating characteristics assuming they are in air and either straight wire or coiled..... it gets much more complicated to quantify the heat as your atomizer is imersed in juice, given it's a coil with a wet/conductive wick running through it, as it ages, and depending on its efficiency (how much heat is lost) through the atty walls etcJim how much does the load really vary as you vape? I know you're saying this is a 'differentiator' feature, but if the load varies by .1ohm as you vape, are you, the end user, really noticing the change? I'm just contemplating how much of an impact this will have on my vape?
In all things I am NEVER an 'early adopter' purchaser. I hate spending money, I'm a saver. The EQ is the one exception to this rule and I have no plans to change that decision. (I've always been happy to be an 'early adopter' user - just not purchaser).
I only buy something after extensive research of the product and only if I think it adds value to my life in some way. I still thinks the EQ fits this qualification.
good- now you can contribute you opinion instead of waiting for mine
correct ... sort of- it doesn't have a program that automatically fire feeds off the power button- you need to press the feed button and hold it to feed as you like or tap it 3 times while pressing the fire button to run the program. Not a big deal (sounds complicated but its not). Basically you need to be able to press 2 buttons at the same time...It may not have a program for fire-feeding, but it does fire feed without much effort.
I'm not sure I'd say better- I switched back to my provari last night and this morning- I'm not ready to say that- but it seems close with room to argue which one might be better.It hits as well as or better than the ProVari (from what I've been reading), the provari has been an exceptional device for me (mine does not trip out @ 2.0ohm & 5V or 1.6ohm & 4.2V).
[*] It is a top-feeding, programmable pump device - this is enough of a differentiator for me at this point in time. Quite honestly I never really thought that constant sampling of resistance with voltage compensation would change my vaping experience enough to be a major consideration. Sure, technically, it's an interesting feature, but... Hey I could be wrong here! The EQ does constantly sample resistance does it not - how else would it cut out if resistance is too low for the voltage (could be wrong here too)?
I don't know if/what sampling resistance really means here- dare I say a bit of marketing spin - I=E/R is how Ohm meters measure resistance- they inject a small current and measure the voltage or apply a voltage and measure current... if the EQ sets the output to 4.9V and measures 4.85 it compensates to get the voltage up to 4.9V- that's all that's important to me- how they go about it (either adding current or raising the output voltage) is really not important because net-net it's the same thing.
What's also important is that it quickly detects and disallows the device to fire in a current overload situation - that could be a short circuit or an atty that drops below a certain ohm rating - effectively the same thing. That's done by either applying a small current or voltage and checking what you get back- its certainly fair to call that sampling resistance- the point being a little bit of data gives you alot of information to act on....
Granted, I don't have my EQ in hand yet to proclaim that all these things are oh so great, but the point is after reading everyone's first impression I still have confidence enough to PLAN to have an EQ in hand next week (hopefully) to make these judgments for myself.
good- I'm not trying to, and don't want to scare anyone off or convince anyone to buy it - the goal here is to identify kinks and get them fixed as well as to share some of the nuances that make up the eq's personality. I think it's important for this device to be successful because we need to encourage more folks to want to develop new devices.
I think in the end, people are going to decide on this device based on form factor and ergonomics (including the pump) and price- I expect once the kinks are out it will compete well with the other top end devices we know, love and argue about all day long.
So one must ask the question. Are they still in business?