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🔥I've made a pre amplifier made with 6N1 vacuum tubes. I've designed the PCB and assembled all the components. You have the circuit and PCB below so check all the links. See the test at the end of the video.

🔀LINKS
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Tutorial website: https://electronoobs.com/eng_circuitos_tut73.php
Get my PCB: https://www.patreon.com/posts/58937578
Schematic: https://electronoobs.com/eng_circuitos_tut73_sch1.php
Part list: https://electronoobs.com/eng_circuitos_tut73_parts1.php
Occupy mars T-Shirt: https://teespring.com/es/occupy-mars-september-2021?pid=389&cid=100029

🤝SUPPORT
-------------------------------------
Join my Arduino Course (Spanish): https://bit.ly/2JY8icE
ELECTRONOOBS.io: https://electronoobs.io
Donate on PayPal: https://www.paypal.com/donate?hosted_button_id=6DNT4Z4GAHQ5J
Help my projects on Patreon : https://www.patreon.com/ELECTRONOOBS
my Q&A page: https://electronoobs.io/forum/index.php
Facebook page: https://www.facebook.com/Electronoobs
Canal en Español: https://www.youtube.com/channel/UCL_QvUUeriC6q610RCXDlSQ

00:00 Intro
01:38 Why a Pre-Amplifier
04:10 PCB & Schematic
07:10 How a Vacuum Tube works?
10:13 PCB Assemble
12:30 Tests & Results
14:16 Thank You

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#pcb
#tube
#amplifier