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Old 5th Dec 2022, 5:14 pm   #30
Richardgr
Heptode
 
Join Date: Oct 2019
Location: Täby, Sweden
Posts: 692
Default Re: Combined power-pentode and double-diodes?

Does anyone know what was the point with the EBL71? Are there other identical tube types (same base, specification) with the same identification schemes?
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