Here is a sample of Tubular Electronics article topics that are planned for the future.
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The Capacity Operated Relay – A lesser known “Weird Science” project that works like magic.
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Upgrade your Hafler DH120 amplifier – This 25-year-old amplifier gets an audiophile overhaul
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Troubleshoot and repair LED Christmas light strings – Find out why they fail so often
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Build a Showman Bass amp head – Modeled after a Fender Dual Showman
Teaser Pictures:
Layout of main component board
Layout of power supply capacitor board
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Explore vintage un-built electronic kits in detail – Enjoy the nostalgia of these kits without buying them and paying big bucks on eBay. See two short “teaser” articles below.
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Build the WaveWizard™ – A high performance Capacity Operated Relay
Teaser Pictures:
Layout of oscillator for WaveWizard™ model VT-70
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Explore the CCFL (Cold Cathode Fluorescent) lamp – A dimmable energy-efficient light bulb based on good old neon technology
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Restore a Zenith AM radio console