The There Are No Stupid Questions Thread

What is muffle mode , I’ve tried search but I see a lot of lights have juggle. Ode but can’t find out what it is , and I’ve got flu

If you are referring to “muggle” mode, it greatly simplifies the UI and limits max output in case you need to hand your light to a non-flashaholic.

The term “muggle” is borrowed from the Harry Potter franchise and it refers to non-magic folk. In this case, non-flashaholics.

There’s no good reason to announce that it’s “common knowledge.” I didn’t know about it. A couple friends of mine didn’t know. I assumed that there might be other people here who don’t know about it. So that’s why I shared. In case someone else didn’t know. That’s called sharing useful knowledge in the hopes someone else gets something out of it. Do people tend to do that in your neck of the woods?

And by the way “household” is a loose term. If you have multiple homes, you don’t require multiple NetFlix accounts. You leverage the same account. A family member residing in a different home can still use that account, as long as not more than 5 devices are shown streaming from it.

I wasn’t trying to be derogatory; no need to get defensive. The point I was trying to make is that the majority of users do know about this and in fact take advantage of it. There was a big scare a couple years ago when some information was leaked leading people to believe Netflix may be cracking down. They were not, but it brought the issue to public attention.

You could probably get away with sharing an account between family members but sharing with friends in different geographic locations is almost certainly a violation of their terms. I won’t tell you what to do, just wanted you to be aware. That’s called sharing useful knowledge, as you said.

I don’t even have Netflix or Hulu or any of those, but yeah, even I knew that.

Same with Amazon Prime. Probably all streaming services.

Yes, I have heard this as well, but guys… don’t forget the title of the thread.

OK, fair enough. Sometimes it’s hard to catch tone from text communication on boards like this. Thanks for the additional background on it.

No worries; I probably should have worded it differently. :beer:

Is there a list of flashlight manufacturers by country available ?
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Also, are there any flashlights that have actual lumen output measured as advertised that can be purchased publicly ??
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:stuck_out_tongue:

Are you asking about companies or manufacturers? Almost all manufacturers are in China. So that’s pretty simple.

There are some flashlight companies headquartered outside of china, but their lights are still manufactured in China.

The only lights I know actually made outside of China are small specialty makers who do very low production and charge extremely high prices.

I don’t know of any list.

There are lots of lights that are accurately rated lumen wise. This is on a model by model basis, though. The best thing to do is not trust ratings. If there’s a model light that you like, read reviews and see what the actual specs are.

And then add a fat margin because our measuring devices are more inaccurate than we like (but give at least a ballpark indication which is not always the case with manufacturer specs)

I dont really think that. Measuring amp draws plus using a lumen tube or sphere calibrated with a Maukka light gives a pretty good lumen reading. Lumens are still pretty hard to measure, though.

Things like lux are much easier, so reviewers can give pretty accurate throw numbers.

The main thing is don’t get hung up on specs and numbers.

Calibration with maukka’s lights has brought a huge improvement with getting measurements in the same ballpark (not every reviewer has done the maukka calibration though, and they also produce lumen claims), but both for lumen measurement and lux measurements, a correct calibration does not fix spectral errors that are caused by cheap luxmeters and by spectrum-altering diffusers that are widely used, this can introduce errors of up to 15% for throw (to give an idea, a throw claimed to be 400kcd could actually be 340kcd) and with an added diffuser-related error for lumen measurements (my own integrating sphere that I tried to design to have only limited spectral effects, already warms the light up by 500K, and makes calibration-unrelated measurement errors as high as at least 4% depending on the light spectrum of the source), all especially when very cool white light sources are measured, like the White Flats and SBT-90.2.

Remember that CNCman wasn’t looking for accurate specs, just specs that match what we enthusiasts measure.

define: match. what we enthousiasts measure can vary enormously.

Match= If you have a lumen tube or sphere that’s calibrated with one of Maukka’s lights then I think that’s good enough. If it’s a light with a FET driver then the battery will make a difference.

My response was not triggered by “good enough” (I’m sure it is), but by “pretty good” and “pretty accurate” (both is not)

I don’t really know what your talking about, Djozz. You’ve lost me.

I’m just trying to help CNCman understand things a bit better.

Thanks guys for airing that out. About the manufacturers by country, China is all.

That being understood, we can surmise, there is not one flashlight company you can purchase a flashlight
with accurately advertised Lumen output that can be used to calibrate a lumen tube.

This is all I wanted to verify, THANK YOU :+1: :+1:
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