CV1174 @ The Valve Museum

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CV1174

Sensibly equivalent^¶ to:

7A2 7A2 A70B AC/Pen APP4A CV1683 KT42 MKT4 MP/Pen NR53 Pen4VA

Extras ▼

Unknown Proforma entries

The CV1174 is an audio output valve the specification was based on the AC/Pen, Pen4VA, KT42 and the MP/Pen and could be a pentode or a beam tetrode. Prior to the CV register it was known as the NR53

Reference: Data-sheet.

Pin Connections

B7	1	2	3	4	5	6	7
	nc	g1	g2	h	h	k,g3	a

Absolute Maximum Operating Conditions^¶

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	4.0	1.0	250	250	-15.5	32	6	75k	2.7	3.3W	7%

Thanks to Frank Philipse for supplying the above PDF datasheet.

Updated January 05, 2022.

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