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Your cart is empty.Lorin
Reviewed in the United States on July 28, 2024
Takes a lot of fiddling to get flash rate as desired.
Anonymous
Reviewed in the United States on May 4, 2024
I have an old (xenon bulb) strobe I use for scientific demonstrations. I'll confess that I find the xenon light easier on my eyes (I'm not sure whether it's the spectrum or the very-fast but not-quite-as sharp rise and fall in intensity). This said, the LED strobe is way lighter, is battery powered, and probably will last a lot longer. Be forewarned --- the battery doesn't last terribly long between charges. This is expected, since it's putting out a lot of power. The strobe is easy to use, but takes a tiny bit of getting used to. The dial reads 60 times the hz, and defaults to +100 steps (i.e. 100/60 hz per click). I personally would have preferred an n-m display rather than decimal for this purpose (with m running from 0-59 60ths of a hz). Hitting the X button cycles first to 2x (which doubles the whole freq and scale) and then to +1, +10, etc --- which is really handy. I had no trouble measuring the speed of a window fan I have. I also was able to get drops to stand still on a faucet in a dark bathroom. I really like this. One note: you have to do a really long press of the power-button to turn it off. I'm not sure how high the range of frequencies actually is on this. The dial goes arbitrarily high, but I have no easy way of telling the actual cutoff in oscillation frequency. I'm a bit skeptical about their 999999 RPM claim, because that's a lot higher than most high-end devices --- but I haven't tested it above a few thousand RPM at this point.
letmepicyou
Reviewed in the United States on April 12, 2024
This really can't be called a "tachometer", as it doesn't actually display the rotational speed of an object. What it is, is a precision strobe that lets you set the frequency of the strobe to use as a visual RPM indicator.The only problem is, not only will the correct frequency show the object sitting still, any MULTIPLE of that frequency will appear still as well. So if you have something doing 500 rpm, 250 rpm, 500 rpm, and 1000 rpm will all appear motionless. As long as you understand this quirky limitation, it's a handy tool to use. I didn't have any problems getting this to do what it is supposed to do, and I was able to verify its accuracy by pointing it at my magnetic stir plate and setting the stirrer to specific RPM values. I was able to discern that either my stir plate is off by 1 rpm in 500, or the strobe is off by 1 rpm in 500. Either way, they're both pretty close, and I'm happy with the results.
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