Sometimes you need to replace an old transistor with a modern equivalent. Let's figure out exactly what transistor we need for the clock circuit in the Amstrad CPC 464 while learning some interesting things about transistors along the way.
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Chapters:
00:00 Intro
01:11 Transistors
04:14 Clock circuit
06:54 Simple circuit
09:09 Faster!
14:16 Real signal
16:50 Testing in board
19:30 Amstrad circuit
20:47 Conclusion
Links:
Online simulator https://tinyurl.com/y6vfkjbw
The Art of Electronics 2nd Edition https://www.pearl-hifi.com/06_Lit_Archive/02_PEARL_Arch/Vol_16/Sec_51/4420_The_Art_of_Electronics.pdf
Music tracks:
Funky Stars by McKlain https://mcklain.bandcamp.com/track/funky-stars-amstrad-cpc-true-8bit-version
Battro OST by McKlain https://mcklain.bandcamp.com/track/battro-ost
More awesome music by McKlain: https://www.mcklain.com
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