Retro mediumwave detector-radio
Description
Old School Detector Radio Technology Meets 21St Century 3D-Printing. This Is A Simple To Build And Use Detector Radio For The Mediumwave Band. And Yes - It Runs Without Batteries (By Only Using The Transmitted Radio Energy). We Developed This Project For A Kids Day At Our Ham Radio Club. It Is Fun To Build And To Use - No Matter If You'Re 9 Or 99 Years Of Age! For Most Of The Most Popular Stations In Europe You'Ll Need About 28 Turns Which Gives An Impedance Of 50 - 180 Uh. Frequency Range Is About Between 550Khz And 1100Khz.
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