Minimalist CW Transmitter With One Transistor - 550mW @ 12V

Get $5 of NEW USER FREE CREDIT using PCBWay. Full feature custom PCB prototype services, PCB assembly, SMD stencils and CNC / 3D Printing: https://pcbway.com/g/gSv3JS A minimalist CW transmitter built in less than ten minutes, using only a handful of components and a power output of 550mW @ 12V or 350mW @ 9V. In the blog article you will find the updated schematic and PCB board design ( vers. 2025 ). 73, YO6DXE Do you enjoy the content ? DONATE with PayPal to support me ! https://paypal.me/yo6dxe WEBSITE: https://yo6dxe.com INSTAGRAM:   / yo6dxe   BLOG ARTICLE AND PROJECT FILES: https://yo6dxe.com/minimalist-cw-tran... PCB PROJECTS: https://www.pcbway.com/project/member... AFFILIATE DISCOUNTS: https://yo6dxe.com/affiliate-discounts ORDER PCB BOARDS / ASSEMBLED VERSION: https://www.pcbway.com/project/sharep... NEW VERSION - 20m Band:    • Minimalist CW Transmitter With One Transis...   NOTE: I’m not an engineer, but I build equipment for fun as way to relax, while enjoying the amateur radio hobby. All videos and projects are built with the limited knowledge I had at the time I recorded each video. Some projects may be updated in time and I publish new videos. Always check for the latest versions ( read the blog articles ). DISCLAIMER: Some links and all the discount codes are part of affiliate programs. It doesn’t cost you anything extra, but you support me by using them and you also get better deals on the offered products or services. I always try to reward you with various discounts offered by partners and collaborators. #amateurradio #hamradio #cwtransmitter #pcbway