leunghb 发表于 2013-11-9 12:14:46

MIL-E-1/61C NOTICE 4 29 August 2002 Electron Tube, Receiving Type 12SK7

MIL-E-1/61C
NOTICE 4
29 August 2002

MILITARY SPECIFICATION

ELECTRON TUBE, RECEIVING TYPE 12SK7Y

admin 发表于 2013-11-9 12:38:08


谢谢您的分享，金币已奖励！
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