In this video I’m showing how to generate a PWM signal that’s behaving proportionally to analog control signal. P.S. Watch out for the Dinosaur!
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KF5OBS #54: Secondary Surveillance Radar | An Introduction
Quick introduction to Secondary Surveillance Radar and how it works. After explaining the absolute basics, I am showing how one can simulate transponder responses using off-the-shelf test equipment. RTL1090 is used to verify the generated signals as valid. If you want the arb waveform file for the 7777 Mode A response, here it is: https://jaunty-electronics.com/blog/wp-content/uploads/2015/12/SQUAWK_7777_IDENT.zip
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KF5OBS #55: What is a Gunnplexer? | Police Radar Gun
This video shows a couple of 10 GHz and 24 GHz gunnplexer, briefly explains what they do and shows how they can be used to determine an object’s speed.
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KF5OBS #53: 14 GHz Ku Band Block UpConverter
A quick look at what it takes to make a Block UpConverter (BUC) for the 14 GHz Ku-Band satellite uplink band work. A BUC is used in professional Broadcast TV environments to convert a video signal from a L-Band intermediate frequency to the 14 GHz range to be received by broadcast satellites.
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KF5OBS #52: Tektronix TSG4106 Introduction & Teardown
Quick look both at & inside the brand new Tektronix TSG4106 6 GHz vector signal generator. They say real beauty lies on the inside and this beauty certainly measures up, inside and out.
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KF5OBS #51: Teledyne LeCroy Factory Tour
A tour of the Teledyne LeCroy factory in Chestnut Ridge, NY. Great insight into the high quality standards that LeCroy is known for. Tour guide is Corporate Quality Manager Mark DeVries. Tyler Cox, VP Worldwide Oscilloscope Operations, is also seen in the video.
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KF5OBS Aside: I’m Back!
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KF5OBS #48: Guitar Tone Adjustment Circuit
Quick video for a new weekly format called “Circuit Friday.” Circuit Friday will present simple but useful circuits that can be built in an hour or less. I’ll try to keep the difficulty on a beginner level. This first circuit is a single pot tone adjustment circuit. I’m using it for my guitar but it […]
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Hands-On Spectrum Analyzer Workshop
Tektronix is offering some kick-ass hands-on spectrum analyzer workshops across the United States. I’m excited to announce that I will be at the Santa Clara RF Signal Hunting and Transceiver Test workshops on Tuesday, May 19, 2015. Be there or be square! You can find exact tour dates, location information and an overview of what […]
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