tacticalcadaver in #hive-163521 • last yearAluminim Electrolysis (Smelting)Aluminum is a key component in many items we take for granted today, including aircraft, electronics, kitchenware, and buildings. Although aluminum is a now a common material, it…tacticalcadaver in #hive-163521 • 2 years agoSpaceX & NASA DART LaunchShort video of NASA's Dual Asteroid Redirection Test mission being launched by SpaceX from Vandenberg SFB, California. Quality is so-so, not the best I've taken of a night…tacticalcadaver in #hive-163521 • 2 years agoBurrows-Wheeler TransformIntroduction Many communication and storage technologies rely on data compression to increase throughput or apparent storage capacity. Data compression is a way to reduce the…tacticalcadaver in #hive-163521 • 2 years agoPhysics 000 - Answers to Last Week's QuestionsIn last week's physics post we covered basic kinematics in one dimension. This post covers in detail how to solve each of those problems. Problem 1 a. What is thtacticalcadaver in #hive-163521 • 2 years agoDo People No Longer Trust Science?While browsing some site a few days ago I came across the question, "Why don't people trust science any more?" As I suspected upon first seeing the question, the person who…tacticalcadaver in #hive-163521 • 2 years agoPhysics 000 - Acceleration, Velocity & Displacement in One DimensionIntroduction This is the first in a series of posts covering physics. Why bother create a bunch of posts covering what many people here probably already know? The main reason…tacticalcadaver in #hive-163521 • 2 years agoBack to the Bad Old Days of Programming - Book Project Post IOverview One of my current projects is a book covering DIY computer system design for readers who have little knowledge of electronics. There are plenty of books and online htacticalcadaver in #hive-163521 • 2 years agoEnergy Storage OptionsCheap, reliable energy has made the modern world possible. Where once humans and animals burnt calories to provide the raw power to perform work, machines now burn fuels or…tacticalcadaver in #hive-163521 • 2 years agoSpace Force Space Surveillance Network - Phased Array SystemsThe Space Force's space surveillance network is a collection of systems used to identify and track ICBMs as well as satellites, spacecraft, space debris, and other objects near…tacticalcadaver in #hive-163521 • 2 years agoHow do Power Plants Know How Much Power to Generate?In this video we take a look at something power plants monitor in order to figure out if they need to produce more, or less, electrical power. By monitoring the frequency of the…tacticalcadaver in #hive-163521 • 2 years agoCapacitors III - Plate Area, Plate Distance, and DielectricIn the third video on capacitors we discuss how plate area and plate distance affect capacitance, as well as what dielectrics are and how they can be used to optimize…tacticalcadaver in #hive-163521 • 2 years agoWireless Devices and PrivacyOthers have talked about the various threats to your privacy (and sometimes security) that today's world of wireless devices poses. Let's take more of a technical look at how…tacticalcadaver in #hive-163521 • 2 years agoRailgun Theory I - The BasicsRailguns have long been popular elements in sci-fi and games. In this video we take a brief look at the very basics of how railguns work. If you enjoyed this video, you can…tacticalcadaver in #hive-163521 • 2 years agoMagnetic Fields and Conductors I - Field DirectionMagnetic fields are an integral aspect of all electrical and electronic systems. In some cases magnetic fields and their effects are unwanted, and in other cases they are central…tacticalcadaver in #hive-163521 • 2 years agoPhased Array SupplimentA supplement to the phased array video I previously posted. This covers why, for example, a boresight angle of 45 degrees may require a phase shift other than 45 degrees. Posted with STEMGeekstacticalcadaver in #hive-163521 • 2 years agoWhy Can Creating a Vacuum Take So Long?We often see it takes hours, days, and in some cases weeks to create a suitable vacuum in a system used for experiments or in industry. In this video we take a look at why it…tacticalcadaver in #hive-163521 • 2 years agoPhased Array Antenna BasicsPhased arrays are antenna systems composed of numerous smaller radiating elements positioned in a linear or grid arrangement. They are often used in military, air traffic, and…tacticalcadaver in #hive-163521 • 2 years agoBallistic Missile Early Warning with the Defense Support Program (DSP)The Defense Support Program (DSP) has provided ballistic missile early warning for decades. This video takes a brief look at how DSP satellites work. If you enjoyed this…tacticalcadaver in #hive-163521 • 2 years agoAlpha Particle Mitigation in Electronics} How can we mitigate the effects of alpha particle impacts in electronics operating in space? We simply use voting circuitry. This is focused on FPGA implementations, but the…tacticalcadaver in #hive-163521 • 2 years agoDoppler Shift & Satellite Tracking} What is doppler shift and how can it be used to determine the velocity of a satellite? Posted with STEMGeeks
