Tag Archives: tubes

Raytheon, “The Healthy Tubes”

What makes these tubes healthy compared with the others, anyway? Radio Retailing, April 1929 Advertisements

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Vintage Engineering is Beautiful

EL84 output tubes in an EICO HF-81 integrated stereo amplifier.

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Build Log and Review: Mable Audio VT-86PP Kit Hi-Fi Amp Project [Chinese Gear]

About a year ago, someone left a comment that really looked like spam on one of my pages advertising a web store selling tube audio gear and parts for guitar and audio amplifiers. Against everything I’ve ever learned about behaving … Continue reading

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