General Info
Warning: PITA Hacking Device – A Threat To Your Personal Computer’s Encrypted Key Strokes
This small device easily made from off-shelf parts can be a serious threat to your encrypted keystrokes. The “PITA” was named specifically after the popular pita bread, which the device can actually fit into. An economically made hacking device, named PITA (Portable Instrument for Trace Acquisition) is small enough to fit virtually anywhere, and can…
Read MoreEarly Development of The Radio To Today’s Wireless Communication Technology Integration
The amount of wireless of connectivity, and the options to do so, are abundant in today’s electronic gadgets. WiFi, Bluetooth, UHF and 4G are just a few of the connect options available to the global consumer. All of this wireless connectivity can all be traced back to a significant invention called “The Radio”. Radio is…
Read MoreCompany To Pay $80k for Selling Unauthorized Electronic Equipment
The FCC monitors manufactures nationally and internationally, to make sure regulatory standards are met via intentional and non-intentional RF transmissions. Companies who violate regulations can be subject to fines and legal action. Created by Congressional statute to regulate interstate and global communications by radio, television, wire, satellite, and cable in all 50 states, the District…
Read MoreTrilogy of Magnetics by Wurth Elektronik EMC / EMI Proactive Engineering
Understanding the subtleties involved with proper EMI / EMC design can be challenging. It involves competent knowledge of all the Design Disciplines; Digital Design, Board Layout, Signal Integrity, System Architecture, Power, and Mechanical. The parasitic circuits that are unintentionally created via RF signal coupling and induction are unseen and can be very confusing to the…
Read MoreThe deciBel (dB) Logarithmic Unit to Express Ratio Between 2 Values
The decibel (dB) is used for a variety of measurements in science and engineering, most prominently in acoustics, electronics, and EMC / EMI. Gains of amplifiers, attenuation of signals, and signal-to-noise ratios are often expressed in “dB”. [br] The decibel (dB) is a logarithmic unit used to express the ratio between two values of a…
Read MoreResolution and Video Bandwidth in a Spectrum Analyzer (RBW VBW)
Resolution and Video Bandwidth settings on Receivers and Spectrum Analyzers, are specified by various governing regulatory bodies for compliance testing. This is a tutorial and demonstration of the basics of the Resolution BW (RBW) and Video BW (VBW) functions in a Spectrum Analyzer. You may wish to review the “Basics of a Spectrum Analyzer” video…
Read MoreRFID in Rail Asset Management
Radio Frequency Identification – is a revolution in logistics. RFID systems consist of a reader, antenna and a minuscule tag through which objects, animals and/or persons can be identified and followed real-time using radio signals. By using RFID, read data from multiple tags can be processed from a distance, simultaneously, automatically and fast. It’s possible…
Read MoreResearchers Created Technology Used To See Through Walls Called “Wi-Vi”
A technology that lets you see behind walls could soon be built in to your cell phone. MIT professor Dina Katabi and graduate student Fadel Adib have announced Wi-Vi, a demonstration of a technology that uses WiFi to allow a viewer to “see” a person moving behind a wall. (Wi-Vi stands for “WiFi” and “vision.”).…
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