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VHF Transmitter key-up analysis with a Tektronix RSA306
VHF Transmitter key-up analysis with a Tektronix RSA306As part of my job as a Field Applications Engineer for Tektronix, I am fortunate to get to play with some of the latest instruments. In this short...
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Why diodes are used around relay coils: Back to Basics on flyback or snubber...
Why diodes are used around relay coils: Back to Basics on flyback or snubber diodesToday's "Back to Basics" tutorial topic - why flyback or snubber diodes are used around relay coils when switched or...
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How to calibrate an analog oscilloscope
How to calibrate an analog oscilloscopeThis video demonstrates the basic process of calibrating a basic, low bandwidth analog CRT-based oscilloscope. There really isn't a substitute for having...
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Back to Basics: Bipolar Transistor bias circuits and Beta dependence
Back to Basics: Bipolar Transistor bias circuits and Beta dependenceThis tutorial back-to-basics video discusses the operating point (or quiescent point, Q-point, bias point, etc.) of a bipolar...
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#186: Circuit Fun: Control an RC Servo with an adjustable DC voltage
#186: Circuit Fun: Control an RC Servo with an adjustable DC voltageThis video shows a simple circuit that can be used to control the position of an typical remote control (RC) style servo with an...
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#187: Circuit Walkthrough: A single cell LED light supporting Ears to Our World
#187: Circuit Walkthrough: A single cell LED light supporting Ears to Our WorldThe Humanalight is a simple single-cell flashlight kit that will produce usable light, even from a "dead" AA battery....
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#188: Mini review / demo: GP-5/SSB Shortwave, AM/FM and SSB portable receiver
#188: Mini review / demo: GP-5/SSB Shortwave, AM/FM and SSB portable receiverThis is a brief review and demonstration of the CountyComm GP-5/SSB portable receiver that operates on AM, FM, Shortwave and...
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#189: Programming & using memories in the GP-5/SSB shortwave receiver
#189: Programming & using memories in the GP-5/SSB shortwave receiverMy previous video introduced and demonstrated the CountyComm GP5/SSB ultra-portable AM/FM/SW and SSB/CW receiver. A link to this...
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#190: Back to Basics: Transistor Current Sources and Mirrors
#190: Back to Basics: Transistor Current Sources and MirrorsThis video is a back-to-basics tutorial on transistor current sources - what they are, some applications for them, and some circuit examples....
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#191: Beware of test equipment loading effects!! Learn from my error!
#191: Beware of test equipment loading effects!! Learn from my error!In the previous video, #190: Transistor Current Sources (link below), I made an error in my measurements because I ignored the...
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#192: Preview of next Back to Basics video on the diff-amp, long-tailed pair
#192: Preview of next Back to Basics video on the diff-amp, long-tailed pairHere's a "raw" clip that is part of the next video I'm working on, which is a Back to Basics video on the differential...
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#193: Back to Basics: the differential amplifier, aka long-tailed pair,...
#193: Back to Basics: the differential amplifier, aka long-tailed pair, diff-pairBack to basics introduction to the differential amplifier, aka the diff-pair, long-tailed pair, emitter coupled pair,...
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#194: What is ammeter burden voltage, and why you should care.
#194: What is ammeter burden voltage, and why you should care.This video describes what is meant by the "burden voltage" of your ammeter, and describes why you should be mindful of it. It also points...
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#195: RF Diplexer Basics: Tutorial, construction and tuning
#195: RF Diplexer Basics: Tutorial, construction and tuningThis video introduces the RF Diplexer, which is a pair of filters used to separate RF signals on a single feedline into two different...
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#196: How a Directional Coupler in an SWR meter works
#196: How a Directional Coupler in an SWR meter worksThis video describes how a dual directional coupler that is used in an SWR meter operates. It describes and demonstrates how voltages are developed...
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#197:Simple V-I curve tracer using an oscilloscope and function generator
#197:Simple V-I curve tracer using an oscilloscope and function generatorJust a short video showing how a function generator and an oscilloscope can be used as a very simple, low-voltage / low-power...
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#198: Basics of a Vbe Multiplier: what it is, how it works & where it is used
#198: Basics of a Vbe Multiplier: what it is, how it works & where it is usedTeh Vbe Multliplier circuit, also known as an Amplified Diode or Adjustable Diode, is a useful circuit that allows you...
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#199: Measuring coil inductance and IF transformer resonant frequency
#199: Measuring coil inductance and IF transformer resonant frequencyThis video shows a simple circuit that was shared by N4TMI in 73 magazine (no defunct, and archives freely available online). It...
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#200: T/R Switch w/ PIN Diodes and Lumped Element Quarter-wavelength...
#200: T/R Switch w/ PIN Diodes and Lumped Element Quarter-wavelength transmission lineThis video describes and demonstrates a simple, single-band, low-power, electronic transmit / receive switch using...
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https://youtube.com/devicesupport
https://youtube.com/devicesupportFrom:YouTube HelpViews: 2628980 ratingsTime:03:56More inHowto & Style
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