DIY Alarm Bike Lock (Shock Activated)

Top 20 Order SMT on https://jlcpcb.com use coupon code: JLCScott Previous video: https://youtu.be/ZNunxg7o8l0 DIY Light Barrier Alarm System with an industrial grade PLC (Controllino): https://youtu.be/0fDPBtbsUgc Make your own GPS SMS Security Tracking System: https://youtu.be/CeStrH-5Llo Facebook: https://www.facebook.com/greatscottlab Twitter: https://twitter.com/GreatScottLab Support me for more videos: https://www.patreon.com/GreatScott?ty=h More project information (schematic, pictures,.....) on instructables: https://www.instructables.com/id/DIY-Alarm-Bike-Lock-Shock-Activated/ Parts list (incomplete, see Instructables for more, affiliate links): Aliexpress: 1x LiPo Battery: https://s.click.aliexpress.com/e/_d6jtyKS 1x TP4056 board: https://s.click.aliexpress.com/e/_dX8n0hp 1x Slide Switch: https://s.click.aliexpress.com/e/_dYGop3Y 1x LP2950 3.3V Regulator: https://s.click.aliexpress.com/e/_dSRyW5u 2x 20k, 2x 680k, 1x 68k, 1x 1M Resistor: https://s.click.aliexpress.com/e/_dTPpXjt 2x 1uF, 1x 100uF Capacitor: https://s.click.aliexpress.com/e/_d7dOwRz 3x 100nF Capacitor: https://s.click.aliexpress.com/e/_dU4FEsB 1x MCP602 OpAmp: https://s.click.aliexpress.com/e/_d8ZNgSi 1x 200k Trimmer: https://s.click.aliexpress.com/e/_dTFyPv5 1x CD4013 Flip Flop: https://s.click.aliexpress.com/e/_dYQhWVo 1x IRLML6344 MOSFET: https://s.click.aliexpress.com/e/_dZdyF94 1x 3.3V Buzzer: https://s.click.aliexpress.com/e/_d6hTbaq In this project I will be showing you how to create a simple shock activated alarm bike lock. Like the name implies, it does create an alarm sound when your bike is being moved around with permission. Along the way we will learn a bit about piezoelectric discs, amplifiers and a simple logic circuit. Let's get started! Thanks to JLCPCB for sponsoring this video Visit https://jlcpcb.com to get professional PCBs for low prices Music: 2011 Lookalike by Bartlebeats