Electronics Notes by Ian Poole
@elecnotes
My aim is to provide clear summaries & information about electronics, radio & connectivity. I’ve had a fantastic career in electronics - now I’d like to help others into it. Website: #electronics #RFdesign #antennas
Is the TIDRADIO TD-H3 Better Than a Baofeng? I recently bought a TIDRADIO TD-H3 - it’s a great little radio: USB-C charging (& programming) bright display, and Bluetooth programming from your phone. A great radio - find out more: youtube.com/shorts/dH5MD...
Bluetooth Explained: How It Works to the Viking Connection We use Bluetooth connectivity everyday, but how exactly does it work. Also what are the Viking and Hollywood connections ? youtu.be/KOOXkRa3big #Bluetooth #electronics
Was the Transistor Nearly Named the Iotatron? #transistorhistory #iotatron #techhistory youtube.com/shorts/zolY5...
Move Over UV-5R: There’s a New King of Budget Radios. Check out my video to find out more: youtube.com/shorts/vt1RZ... #hamradio #amateurradio
What V/UHF Budget Hand Portable Transceiver would You Choose? Years ago there was just the Baofeng UV-5R - now there are others. Get all the information: www.electronics-notes.com/store-shop/h... #hamradio #hamr #amateurradio #handportable #electronicsnotes #electronics
Resistor Colour Codes 101 Do you ever get confused reading resistor colour codes. Check out more YouTube short video to find out more: youtube.com/shorts/A2nh4... #resistors #resistorcolorcode #resistorcolourcode #electronicsnotes #electroniccomponents #electronicsengineering
Explore the fascinating history of the Morse telegraph: how it started and revolutionised communication across the distances, linking continents via undersea cables, and served as a lifeline for global shipping. Check it out now: www.electronics-notes.com/articles/his... #morse #morsetelegraph
Want to understand about the different ceramic capacitor dielectrics? Check out my ‘Concise Guide to Ceramic Capacitors & Their Dielectrics’' Find out more: electronics-notes-shop.fourthwall.com/products/a-c... #electronics #capacitors #ceramiccapacitors #ebook #electroniccomponents
Op Amps:- Why Are They So Useful In this video I take a look at why operational amplifier, or op-amps are so great and so useful. Watch my video now: youtube.com/shorts/YY8IX... #opamps #operationalamplifiers #circuitdesign #analogdesign #hardwaredesign #electronicsnotes #electroniccomponents
MOSFET vs. IGBT – Understanding the Giants of Power Electronics IGBTs & MOSFETs are both big players in power electronics & these two types of device can be considered as rivals but it’s necessary to select the correct option for each circuit. Discover: www.electronics-notes.com/articles/ele...
Resistor Colour Code 101 - What You Need to Know In the video I provide all you need to know along with practical examples. Watch now: youtu.be/QhBJnPXN6L0 #resistors #colourcode #colorcode #resistorcolorcode #resistorcolourcode #electroniccomponents
They were trying to invent a field effect transit instead they invented the point contact transistor. It was a great Christmas present for the bosses at Bell Labs as it was demonstrated just before the the festive season. Find out more in my YouTube short video: youtube.com/shorts/D9olB...
How the Vacuum Tube Created Modern Electronics A very brief introduction to how the vacuum tube / thermionic valve founded what we call electronics today. Watch now: youtube.com/shorts/SnZAs... #vacuumtube #thermionicvalve #vintageradio #techhistory #historyoftechnology #electronics
Why You NEED An Emitter Follower Check out my video now: youtu.be/fSki6td8L4c #electronics #circuitdesign #emitterfollower
Brilliant Morse Code Coffee Mug Featuring every letter of the alphabet clearly displayed with its Morse code equivalent, it's perfect for showing off your passion for radio and communication. Buy yours now: electronics-notes-shop.fourthwall.com/en-gbp/produ... #merch #coffeemug #morsecode
Why Metal Film Resistors Have Inductance In this video I explain why these resistors have inductance and where they can be used. Check out the video now: youtu.be/XNyl0Pxas64 #resistors #inductance #metalfilm #electroniccomponents
Does the Beverage antenna have any uses these days, or is it obsolete? Find out more about the antenna, its advantages & if it has any uses today. Discover: www.electronics-notes.com/articles/ant... #antennas #hamradio #hamr #amateurradio
Exploring Electrolytic Capacitors - all the essential information Understand the essentials of electrolytic capacitors, discover their benefits & understand how they can be used to provide high levels of capacitance with high reliability. More: www.electronics-notes.com/articles/ele...
Understanding Transistor Current Gain Notations 101: beta, hfe hFE Check out my video now: youtu.be/DcfExBrI8Cw
Why the OC71 Transistor is a Big Deal This transistor was an iconic electronic component of the 1960s. Find out all about it in my video: youtube.com/shorts/AHCmo... #OC71 #transistor #vintageradio #electroniccomponents #techhistory #historyoftechnology
1N5822 Schottky Diode I’ve just released the YouTube Short version of my 1N5822 video. In this short I provide some of the basic details of this popular diode. Check out the video now: youtube.com/shorts/AzRTi...
How to Clean Away Battery Corrosion and Get Gadgets Working Again In this video I show you how I cleaned up an old battery powered clock where the battery had leaked and brought it back to life. Check out the video now: youtu.be/JXIT_CWEmN8
Understanding how the Superhet / Superheterodyne Radio Works Check out my video to gain a good understanding. Watch now: youtu.be/dk6DdG4vs4Y #superhet #superheterodyne #radio #amateurradio #hamradio #hamr
CAPACITORS 101: the Mysteries Unravelled In my YouTube short I give a quick overview of capacitors and what they are. It’s a great introduction to find out what they are with a link to a longer form video. Check out my video now: youtube.com/shorts/UC_7g...
Transistor Circuit Configurations Infographic: common base, collector & emitter Check out this infographic now: www.electronics-notes.com/articles/sum... #transistor #circuitdesign #commonemitter #emitterfollower, #commoncollector #commonbase #electroniccomponents
I'm delighted to say that my YouTube channel has just gone through the 55k subscribers barrier. Check out my channel now: www.youtube.com/@Electronics... #electroniccomponents #youtube #videos
The Early Effect in Bipolar Transistors: A 101 Overview The Early effect in transistors is not often thought of, but it can have a major impact on bipolar transistor performance. Discover more: www.electronics-notes.com/articles/ele... #earlyeffect #transistors #electroniccomponents
Gallium Nitride GaN FETs & HEMTs: what they are & how they work. Did you know that GaN FETs use a 2D electron gas, 2DEG as the basis of their operation. Effectively the GaNFET is a HEMT. Discover the full story: www.electronics-notes.com/articles/ele...
Who Knows what a BARITT Diode is? The BARITT diode Barrier Injection Transit Time diode is a device used for generating microwave signals from a single diode. Find out more: www.electronics-notes.com/articles/ele... #BARITT #diode #microwaves #microwavediode
Op-amp Mugs Amplify the Potential of Your Coffee Break I've launched a series of three coffee mugs with the essential op-amp circuits on them. Each mug has two circuits, one on each side. Check out my video for more information: youtube.com/shorts/WzbWG...