John Schiff

An Introduction Nuclear Instrumentation Modules (NIM)

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Get the original 1970 report that this blog post is based on here: Overview Nuclear Instrumentation Modules (NIM) play a key role in nuclear and particle physics research. They provide standardized, modular components for various applications. Developed in the 1960s, the NIM standard outlines mechanical dimensions, power supply voltages, and signal processing, ensuring compatibility and … Read more

U-2 / SR-71 Blackbird Spy Plane Aerial Camera Lens: Perkin Elmer 36″ F/4.0

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Close-up view of a Cold War Era aerial reconnaissance camera lens, designed for U2 and SR 71 Blackbird spy planes, from Obtainium Science and Surplus, showing the large glass front element.

A few years ago, we were lucky to obtain an aerial camera lens deployed in Cold War Era spy planes like the U-2 Dragon Lady and SR-71 Blackbird. The Perkin-Elmer 36″ F/4.0 aerial camera lens boasts impressive specifications that made it ideal for high-altitude reconnaissance missions. With a focal length of 36 inches (914.4 mm) … Read more

NSN: The “Secret Code” That Keeps US Military Operations Running

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TLDR: National Stock Numbers (NSNs) are 13-digit codes essential for organizing and tracking military and government supplies. Used by the US, NATO countries, and others, these codes ensure that items are genuine, high-quality, and easily traced. NSNs help with efficient supply management and international cooperation. In the world of military logistics, precision and efficiency are … Read more

Favorites of the Week – GoPro Accessories Camera Tether, Pneumatic Chainsaw, Cut-Off Discs, and Fender Washers

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You spent good money on that camera. Protect it.  Our GoPro Accessories Camera Tether costs less than ten bucks. It’s cheap insurance. Why You Need It: It’s a tough steel wire rope. Made for the military. Now it guards your memories. How to Use It: Use it for skiing, biking, or any wild adventure. Don’t … Read more