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EF50 Pinout
No information available

 

EF50 Substitutes
Close or identical ARP35, CV1091, CV1578, VR91, VR91A, VT250

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.

 

EF50 Ratings

No information available

EF50 Application Data

No information available

EF50 Data sheet links
National Valve Museum EF50: html, html2, html3
oldradio.qrz.ru EF50: MK buizen handboek
Frank Philipse EF50: .gif file, 030/e/EF50.pdf, 129/e/EF50.pdf
Frank Philipse (Pocnet mirror - Patrik Schindler) EF50: EF50.pdf (38655 bytes), EF50.pdf (53670 bytes), EF50.pdf (689891 bytes), EF50.pdf (748865 bytes)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) EF50: EF50.pdf (38655 bytes), EF50.pdf (53670 bytes), EF50.pdf (689891 bytes), EF50.pdf (748865 bytes)
Virtual Valve Museum EF50: HTML page

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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