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SJH 1023-1976

SJH 1023-1976_English: PDF (SJH1023-1976)

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Related Standard	Status	Google Book
SJ 1023-1976	English	429	Add to Cart	Days<=3	Electronic tubes, Type FU-81	SJ 1023-1976	Obsolete	SJ 1023-1976

BASIC DATA
Standard ID	SJ 1023-1976 (SJ1023-1976)
Description (Translated English)	Electronic tubes, Type FU-81
Sector / Industry	Electronics Industry Standard
Classification of Chinese Standard	L36
Word Count Estimation	12,147
Date of Issue	1976/2/18
Date of Implementation	1976/10/1
Adopted Standard	��, NEQ
Regulation (derived from)	Industry-Science (2010) No. 77
Summary	This standard applies to FU-81 type bulb emitting power pentode (hereinafter referred to as the tube). The tube has a direct thermal thorium tungsten carbide cathode cooling method for natural cooling or forced air cooling. Suitable for radio equipment for use in power amplification or oscillation frequency is not greater than 50MHz.