Category Archives: The Bleeding Edge

Low-signal histograms at various ISOs — Nikon D4

At ISO 100, the D4 gives the kind of histogram you’d expect (I’m pretty sure the gaps in the red and blue histograms are due to digital white balance after the ADC: At ISO 200, there are also no surprises: … Continue reading

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Breaking up this blog

Some time ago I created a category this blog that I called “The Bleeding Edge”. I posted entries in that category that dealt with situations where technology did not perform as we all would wish. It grew to be very … Continue reading

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New iPad OOBE, part 4

Almost done with the iPad 3, unless something goes seriously wrong… People ask me, “Does it get hot?” Well, yes, hotter than either of its predecessors. It’s the inevitable result of pushing processor speed, communications speed, and display resolution faster than … Continue reading

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New iPad OOBE, part 3

It having been the requisite 72 hours since my Verizon cellular data account had been reprovisioned on the Verizon end, I called Verizon tech support again. I asked the first tech to transfer me to the iPad specialist. After a … Continue reading

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New iPad OOBE, part 2

In my previous post, I reported on my difficulties in getting cellular data activated on my iPad 3. When we left off, the Verizon tech had told me that everything was set up properly, and if I went somewhere where … Continue reading

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New iPad OOBE

The big brown truck showed up Friday. My new iPad was on it. I had to sign for it twice, once using the standard UPS signature capture device, and once using a plain piece of paper. I asked the driver, … Continue reading

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Synology DS1511+ performance

Using large files and Vice-Versa with CRC on, I’m getting sustained write throughput of between 90 MB/s and 110 MB/s. That’s pretty much all a 1 Gb/s Ethernet pipe can handle. Read performance is about the same, indicating that the limiting factor … Continue reading

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Synology DS1511+ OOBE

My Drobo FS took itself offline last week. Again. Actually, it was only partly offline. A server that had mapped a network disk drive to it through the Drobo Dashboard could still see it and write to it, but no … Continue reading

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Sony NEX-7 noise

In a comment to the previous post, a reader challenged my assertion that the NEX-7 is a terrible lowlight camera because of high noise level above ISO 400. I’ve conducted some experiments to demonstrate what I’m talking about. Because noise … Continue reading

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Sony NEX-7 — further thoughts

I now have had the chance to make about a thousand exposures with the NEX-7. While I continue to believe that the user interface is a big step up from the NEX-5, I have found many annoyances with the new … Continue reading

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