The Battle of Mabila took place on this day in 1540. / On this day in 1954, Texas Instruments announced the invention of the first commercial transistor radio, the Regency TR-1.

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<p>The Battle of Mabila took place on this day in 1540. / On this day in 1954, Texas Instruments announced the invention of the first commercial transistor radio, the Regency TR-1.</p><p> </p> Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>

From the desk of “Stuff You Missed in History Class,” “This Day in History Class” quickly recounts a tidbit from today’s events in history.

This Day in History Class

Battle of Mabila / First commercial transistor radio announced - October 18

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/3300ad9b-9a6c-4f26-85a1-ae32003242b1/transcript