The World's Simplest Audio Amp just got BETTER?! (MOSFET Amp) EB#61

Check out the nRF54L15 here: http://nordicsemi.com/nRF54L15-DK To learn how to use it with the nRF Connect SDK, visit: http://academy.nordicsemi.com/ Sign up for Altium 365 and see the difference: http://altium365.com/yt/greatscott! Previous Class A Audio Amp video: https://youtu.be/7Pv-j_R3YP4 BJT as a Switch Basics video: https://youtu.be/WRm2oUw4owE MOSFET as a Switch Basics video: https://youtu.be/o4_NeqlJgOs Facebook: https://www.facebook.com/greatscottlab Twitter: https://twitter.com/GreatScottLab Instagram: https://www.instagram.com/great.scott.lab/ TikTok: https://www.tiktok.com/@greatscottlab Discord: https://discord.gg/zuAvkAuhsY Support me for more videos: https://www.patreon.com/GreatScott?ty=h In this video we will be having a look at my previous simplest audio amp that was made for wired headphones. It is a Class A amp that now needs a boost in power to drive a loudspeaker. I will show you how to do that and also try to use a MOSFET as a "better" audio amp. Will it be better though? Let's find out ;-) Websites that were used in the video: https://www.st.com/resource/en/datasheet/tip142.pdf https://www.infineon.com/dgdl/Infineon-IRFZ44N-DataSheet-v01_01-EN.pdf?fileId=5546d462533600a40153563b3a9f220d https://images.google.com/ Thanks to Nordic Semiconductor for sponsoring this video. 0:00 The Problem of my old Audio Amp 1:29 Intro 2:33 Old BJT Amplifier 3:34 Darlington Transistor Solution? 4:57 New Complementary Components 7:33 Darlington Amp Final Test 7:48 MOSFET Amp? 10:18 MOSFET Amp Final Test 10:56 Darlington VS MOSFET Amp 12:58 Verdict