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GY501 Pinout
No information available

 
GY501 Substitutes

No information available
GY501 Ratings

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GY501 Application Data

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GY501 Data sheet links
The Valve Museum GY501: html
oldradio.qrz.ru GY501: MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) GY501: GY501.pdf (105331 bytes), GY501.pdf (239208 bytes), GY501.pdf (400080 bytes) (fr)

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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