TDSL Tube data [5R4-GY]

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5R4-GY Pinout

5R4-GY Substitutes

Close or identical	5R4, 5R4G, CV10330, CV5181, CV717, CV8189, WT274B
Different rating or performance	5R4GYA, 5R4GYB, 5R4GYS, 5R4WGY, CV2835, CV8204

Warning: Substitutes are given as a guide only - please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application.

5R4-GY Ratings

Vh V	Ih A	VaMax V	IkMax mA	Notes
5	2.0	PIV=2800V	650	Tube drop = 67V @ 250mA DC

5R4-GY Application Data

Class	RMSin V	Irect mA	Cout uF	Rser Ω
FW rectifier	750-0-750	250	4	250

5R4-GY Data sheet links

Peter Millett	5R4GY: Acrobat PDF 141K 5R4GYB: Acrobat PDF 365K
The Valve Museum	5R4GY: html
oldradio.qrz.ru	5R4: MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter)	5R4G: 5R4G.pdf (64365 bytes) 5R4GY: 5R4GY.pdf (105844 bytes), 5R4GY.pdf (156596 bytes), 5R4GY.pdf (161736 bytes), 5R4GY.pdf (61513 bytes) 5R4GYA: 5R4GYA.pdf (126367 bytes) 5R4GYB: 5R4GYB.pdf (286979 bytes)
TubeZone	5R4GY: pdf

Bold designators are close or identical, Italic designators are different ratings, different pinouts or different filament voltages. Please see the substitutes at the top of the page for more details

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