Thank you for visiting Electronics Notes. On the site I aim to provide accessible summaries, information and notes covering many electronics topics including: electronics concepts, components, radio technology, manufacturing & constructional techniques, telecommunications & connectivity (mobile & wired), antenna technology & much more for those involved in electronics, radio, telecommunications and the associated industries.
Electronics Notes is written and run by Ian Poole
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History of the Phototransistor:
We often take the components that we use in our circuit designs for granted, not realising the development that went into making the first devices. It is interesting to see how the phototransistor came about and was developed to the standard we see today.
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What's on ElectronicsNotes:
There is a huge variety of information on ElectronicsNotes ranging from the basic concepts through to 5G and more. Everything from electronic components, circuit designs, connectivity with everything from wired technologies like Ethernet, RS2432 and more to wireless technologies including mobile communications, Wi-Fi, IoT communications as well as radio and RF design antennas, and a host of other topics.
Find out all the information you need to know using our easily understood explanations.
Technology history topics
Discover some of the stories that detail how the foundations were set in place for today's technology.