PAIR OF VALVO AD1 VACUUM TUBES
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Description
4V Directly heated tubes, first manufactured in 1938. Tubes appear to be in original boxes. Filaments on both tubes tested at 4V and draw the correct 1 amp - filaments do not glow especially brightly - we do not know if this is typical for this tube. No further testing done. See photos for codes. Dimensions: H 6" x Dia. 2"
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PAIR OF VALVO AD1 VACUUM TUBES
Estimate $10 - $1,000
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Item located in Norwalk, CT, usOffers In-House Shipping
Local Pickup Available
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