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Borax or Baking Soda Rectifier and the glow (2003) (sparkbangbuzz.com)
70 points by _spduchamp 12 days ago | past | 15 comments
Evaporograph and Infra Red Images (sparkbangbuzz.com)
31 points by joebig 14 days ago | past | discuss
Borax or Baking Soda Rectifier and the glow (2003) (sparkbangbuzz.com)
2 points by _spduchamp on March 30, 2022 | past
Flame Triode with Gain (sparkbangbuzz.com)
2 points by marcodiego on Dec 23, 2021 | past
Simple Homemade TEA Laser (2007) (sparkbangbuzz.com)
76 points by hamilyon2 on May 6, 2020 | past | 35 comments
Homemade Memristor (2011) (sparkbangbuzz.com)
152 points by ksrm on July 8, 2015 | past | 23 comments
Homemade Cathode Ray Tubes. (sparkbangbuzz.com)
5 points by dfox on March 17, 2009 | past

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