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866 Pinout
basing pinout

 

866 Substitutes
Close or identical VT46
Different rating or performance 866A

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.

 

866 Ratings

No information available

866 Application Data
Class RMSin Irect
HW rectifier 10,000 PIV 250

 

866 Data sheet links
Duncan''s Amp Pages 866A: Acrobat PDF (2 pages)
National Valve Museum 866: html
oldradio.qrz.ru 866: Brans Vademecum
Frank Philipse 866: .gif file  866A: 049/8/866A.pdf, 090/8/866A.pdf, 111/8/866A.pdf, 141/g/GL866A.pdf
Frank Philipse (Pocnet mirror - Patrik Schindler) 866: 866.pdf (362973 bytes), 866A.pdf (187274 bytes)  866A: 866A.pdf (166852 bytes), 866A.pdf (280535 bytes), 866A.pdf (317256 bytes), 866A.pdf (87597 bytes) (fr)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 866: 866.pdf (362973 bytes), 866A.pdf (187274 bytes)  866A: 866A.pdf (166852 bytes), 866A.pdf (280535 bytes), 866A.pdf (317256 bytes), 866A.pdf (87597 bytes) (fr)
Virtual Valve Museum 866A: 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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