
crystal radio earbud
thingiverse
Earbud tip to allow cushion to be placed on the top of a crystal radio earbud. This will improve comfort for the ear and seal the ear channel so easier to ear the soft sound from a crystal radio. Will boost sound level as well. See this youtube video. https://www.youtube.com/shorts/KJ6WyJw2W40and this blog post.https://billycdiy.blogspot.com/2024/02/comfortable-tips-for-crystal-radio.html
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