Radio Kit with Ore and Germanium Diode Adult Science Magazine Vol. 04 Appendix

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

Product Explanation ■ This is the "Radio Kit with Ore and Germanium Diode" included in the appendix of "Children's Science Magazine Vol. 04".
Magazines and other appendixes are not included. Please be aware in advance.
Number 04 Furoku is a "Radio Kit with Ore and Germanium Diode" that can be heard without batteries.
It is a handmade radio with an antenna wound and wired by yourself.
Germanium diode and two types of ore (pyrite and magnetite) are used for detection.
Even the Varicon uses two aluminum plates to understand the principle.
You can fully enjoy the fun of radio.
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Rem pyrite