1C5GT/G @ The Valve Museum

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1C5GT/G

Sensibly equivalent^¶ to:

1C5GT CV1805 DL35 N14

Extras ▼

Tung-Sol Valves Donated by Graeme Hurst Other 1C5GT/G exhibits

The 1C5GT is an octal based audio output beam tetrode for use with dry batteries.

The makers Name and country of origin.

The filament tension springs are in the fully raised position showing that the filament has disintegrated.

The wide glass tube envelope is 29 mm in diameter and, excluding the IO base pins, is 63 mm tall.

References: Data-sheet, ¹⁰⁴⁰ & ¹⁰⁴³. Type 1C5GT/G was first introduced in 1941. See also 1941 adverts.

Pin Connections

IO	1	2	3	4	5	6	7	8
	nc	f+	a	g2	g1	nc	f-	nc

Absolute Maximum Operating Conditions^¶

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	1.4	0.1	110	110	-7.5	7.8	3.5	110k	1.55	0.24W	10%

Thanks to Frank Philipse for supplying the above PDF datasheet.

Updated January 03, 2022.

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