No IC, No MCU! Electronic Combination Lock Using Only SCR (Never Seen Before!)
May 16, 2026•Channel
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Video Overview
Video Details
Published3 weeks ago
Duration3:34
Video IDbpYvr-R9Bcg
Languageen
CategoryScience & Technology
PrivacyPublic
Made for KidsNo
Video TypeRegular Video
Performance Metrics
Views4.4K
Likes302
Comments27
Engagement Rate7.55%
Likes per 100 views6.93
Comments per 1K views6.20
Video Tags
#password lock circuit#combination lock circuit#scr circuit projects#no ic circuit#no microcontroller#electronic lock diy#analog circuit design#silicon controlled rectifier#diy electronics#simple lock circuit#digital lock without arduino#unique electronics projects#how to make password lock#coded lock circuit#scr application#breadboard projects#electronics hobbyist#engineering projects#password switch circuit#no mcu lock
Description
Pure Analog! DIY Combination Lock Circuit Using SCR (No MCU, No IC
We are going to achieve this completely analog combination lock using only an SCR (Silicon Controlled Rectifier) and a few basic components. If you think you need an Arduino or a 555 timer to make a coded electronic lock, this video will prove you wrong! You have probably never seen this smart SCR application before.
This DIY password lock is simple, cost-effective, and a perfect circuit for electronics hobbyists, students, and engineering enthusiasts who love pure analog design. Step-by-step schematic explanation and circuit assembly are included. Don't forget to like, comment, and subscribe for more unique DIY electronics projects!
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#diy
#altium
#electronic