なぜ終端抵抗が必要なのか｡ 50Ωプリント基板とウェーブマシンを使って解説｡

✅ Thanks for the offer JLCPCB!
New users can get a $60 coupon! Jump to the link now to get it!
https://jlcpcb.jp/?from=ICHIKEN1
Follow & DM JLCPCB Japan Twitter account to get $10 coupon!
Official JLCPCB Twitter: https://twitter.com/JLCPCB_Japan

✅ Thank you NF Circuit Design Block for the offer.
New multi-function generator is here!
https://go.nfcorp.co.jp/l/872691/2024-06-09/2f51xwy
[ Detailed specs ]
Frequency: 0 to 30MHz, or 60MHz
Amplitude resolution: 16 bits
Amplitude: 21Vpp
Output channels: 1 or 2 channels. Up to 4 channels can be output with sub-outputs
Arbitrary waveform generation function, synthesizer function, large memory capacity, and many other features

Video clip explaining a little about distributed constant circuits
→ https://youtu.be/4-MpZZQ5Suk?si=17GDUEoolShxpgEZ
The repository of the distributed constant circuit verification board used in this video is here
→ https://github.com/ichiken-youtube/microstripline-tester

◤Link◢
Ichiken's electronics products and T-shirts can be purchased here (associate link) https://amzn.to/3QxN8Av
Official line (project proposals, etc.) https://lstep.app/pgx0aZX
Official web page (corporate inquiries, etc.) https://bit.ly/ichiken-ad
Official blog https://ichiken-engineering.com/
Twitter https://twitter.com/ichiken_make

◤Power semiconductor related videos◢
Playlist https://www.youtube.com/playlist?list=PLsjRI4ZEczlAZgFuqD1mJLwPTyGfmIaDZ

◤Equipment used◢ (including amazon associate links)
Oscilloscope Teledyne LeCroy HDO6104B 1GHz model https://teledynelecroy.com/japan/products/scopes/hdo6k-b/default.asp

◤Table of Contents◢
00:00 This time we will discuss the nature of waves in electric circuits
00:43 Let's make multilayer boards cheaply with JLCPCB
01:14 First, a demonstration with a wave machine
03:45 Experiment to see if the same thing happens in electric circuits
04:32 We use the latest signal generator this time
04:58 Inputting waveforms to the board (open-ended)
08:25 Experimenting with the board (short-circuit end)
10:38 About impedance matching
13:21 Trying to input signals from both ends
16:25 About superposition of waves
18:29 Summary of this time
19:09 New products from NF Circuit Design Block

◤Business-related inquiries◢
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Email address inquiry@ichiken-engineering.com
We accept sponsorships, PR, etc. Please feel free to contact us.