ElectronicsNotes by Ian Poole
@ElecNotes
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Clear summaries, information & videos about electronics, radio & connectivity by Ian Poole . . . tech influencer
South East, England
Joined November 2016
Wondering what people’s thoughts are for my online shop. There’s another ebook in the making, but I have some other ideas as well. I’m looking at creating some wall charts with different topics in each one - everything from Ohms law, capacitor equations, etc, up to other topics.
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Fools you are. who say you like to learn from your mistakes. I prefer to learn from the mistakes of others, and avoid the cost of my own. - Otto von Bismarck.
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Understanding the Common Emitter Amplifier (and why you need one). The emitter follower circuit is one of the more important transistor circuits. It has a high input impedance and low output impedance. As a result it’s main use is as a buffer amplifier providing near unity
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Great Vintage Vacuum Tube / Valve Coffee Mug. I'm still really pleased with the vintage vacuum tube coffee mug that I've designed. It features three great tubes, one from around 1916, and the others from the early 1930s. The mug has great style and I believe it looks amazing,
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Understanding Sporadic E, Es Propagation. Sporadic E propagation, by its name is sporadic and unpredictable by nature, but it enables radio signals to travel over much greater distances and often at higher frequencies than would normally be possible via the ionosphere. For
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RT @ElecNotes: Morse Code Coffee Mug. This coffee mug is a great for anyone interested in Morse code. It has all the letters of the alphabe….
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Morse Code Coffee Mug. This coffee mug is a great for anyone interested in Morse code. It has all the letters of the alphabet around the side, showing off your interest in the code. It’s robust and can be used for everyday as it is dishwasher and microwave safe. This is ideal
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Science can amuse and fascinate us all, but it is engineering that changes the world. - Isaac Asimov.
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What is an Autotransformer - could you even use one?. Autotransformers are a form of transformer where only one winding is used and having taps on the winding, it is able to provide voltage transformation. Most transformers have two or more windings, but it is also possible to
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New updated edition of “PXIMate” reference guide for T&M engineers available from Pickering Interfaces. Pickering Interfaces has announced that the latest edition of 92-page reference book provides overview of the standard and practical guide to using PXI is now available. The
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Gallium Nitride GaN FETs / HEMTs: what they are & how they work. Gallium nitride is a semiconductor material that is being used increasingly to provide improved performance especially in high speed and RF FETs / HEMTs. The new GaN devices are being widely used, and even though
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RT @ElecNotes: A Guide to Operational Amplifiers and Their Circuits - Now LIVE!. I've just launched my new eBook which is available on my o….
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A Guide to Operational Amplifiers and Their Circuits - Now LIVE!. I've just launched my new eBook which is available on my online shop for a very reasonable price. Check it out:
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Advantech Launches the AIR-120 – A Compact Edge AI System Designed for Rapid AI Adoption . Advantech, a leading provider of AIoT platforms and services, proudly announces the launch of the AIR-120, a compact edge AI inference system. It is powered by the Intel Atom x7433RE
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Do We Take the PN Junction Diode For Granted?. The PN junction diode is the most basic form of semiconductor device and its technology forms the basis of many other semiconductor devices. Sometimes the PN junction diode is taken for granted and we often don't think much about
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Understand Unijunction Transistors & their Types. Understand what a Unijunction Transistor is, the types, its structure, how it works and the various applications for the transistor in our comprehensive guide. Unijunction devices are unusual and not widely used these days, but
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A Guide to Operational Amplifiers and Their Circuits. I'm putting the final touches to a digital download to soon appear on my online shop. The download will be priced competitively so I am hoping that lots of people will be able to benefit from it. I'm hoping to launch the new
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Op Amp Gain: explanation & equations. One of the key aspects of the performance of operational amplifiers and their electronic circuit design is the gain. Operational amplifiers on their own offer huge levels of gain when used in what is termed an open loop configuration. Under
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Mouser Now Shipping Quectel FCMA62N Wi-Fi 6/Bluetooth 5.3 Modules for Smart and Industrial IoT Applications. Mouser Electronics is now shipping the new FCMA62N Wi-Fi® 6/Bluetooth 5.3 modules from Quectel. The FCMA62N modules boast an ultra-compact LCC form factor (38.3mm ×
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