Interesting Technical Videos or Websites

https://www.youtube.com/watch?v=9fGurEa3EVk
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Ham radio helping...
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251
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Wokwi Arduino (and others) simulation site
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266
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RF amps made simple.
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282
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Model 15 teletype explained
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2
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348
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Nano VNA testing Ferrite cores.
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1
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280
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Hand making Guinness barrels circa 1954
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297
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"Mini" (read Tiny) steam engine construction.
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265
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Repeater Antenna Tips
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315
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Measuring coax length with the Nano VNA.
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4
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452
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A "fun" power inverter....
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307
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A simple Arduino Zener tester.
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300
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Using an old Android phone as a controller...
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1
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282
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New micro from raspberry pi foundation. RP2350
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1
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352
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555 as a MOSFET driver
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323
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Replacing a Triple Diode/Triode tube with solid state
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1
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389
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Revisiting the Forrest Mims III Engineer's Mini Notebooks.
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3
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498
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40 to 10M portable vertical antenna
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1
Views
302
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Some ideas for using a USB-C charger for various battery configurations.
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266
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This could be a fun ESP32 device...
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Views
350
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Eric Laithwaite -- Magnetic River
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3
Views
459
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