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Article Jury Rigging Technical & Testing

Equivalence: FA* 85mm f1.4 with DA* 55mm f1.4 + Teleconverter

Quite the title, eh? It’s well known that the DA* 55mm f1.4 SDM lens is the successor to the FA* 85mm f1.4 lens. The difference is that the DA* 55mm lens is designed to take the crop factor into account to give the user an equivalent of 85mm on all current Pentax cameras. So I […]

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Article Linux Technical & Testing Video

Second SD and Micro SD card Speed Testing Article

The latest speed testing article (October 2017) is here. The first article on the speed of the SD cards I wrote was pretty successful. I get quite a bit of traffic from that, so I think people probably find it useful. The issue with writing follow up articles is that I’m limited to what I […]

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Article Linux Technical & Testing Video

SD Card Speed Testing (Secure Digital Memory Cards)

The latest speed testing article (October 2017) is here. Most of my largest articles happen on a whim. I think of an idea and then keep scaling it up as I think of ways to make the article even more interesting and useful. My initial though here was to see how my collection of SD […]