set of 4 rare used vintage gold pin e88cc/6922 audio tubes, hard to find variety for tone rollers

1963 sylvania usa dgetter, 1967 special quality france suresnes, 1969 amperex usa orange, 1970s tungsram hungary

lower conductance = less gain w/ more head room, for non critical apps, mono circuits, mics vocals or for display/projects

12,000/10,600k gm mmhs ~ 8,800/8,000 gm mmhs ~ 7000/5000 gm mmhs ~ 7,800/7,200 gm mmhs

ships well packed worldwide, and free economy postage! as-is quad w/ no leaks or shorts

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~ authentic vintage hifidelity audio curation by caliacoustics ~

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