RF tutorials - Understanding and building a VARIOMETER

#106 In this video I look at a not so common variable inductor - the variometer. I look at how the device works and then I try to build one using a 3d printer and some wires. In the end it does work but it has limitations. References and further reading: http://g3ynh.info/comps/Vari_L.html 3Dfiles available on: https://www.thingiverse.com/thing:4730862 Special Thanks to all my supporters on Patreon! Especially @afiskon and Ralf B.! If you liked this video be sure to check out my other videos and you can also subscribe to be up to date with all the new ones! If you want to support the creation of more and better videos please consider checking out: https://www.patreon.com/feszelectronics