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7868 Pinout
basing pinout

 

7868 Substitutes

No information available

7868 Ratings
Vh Ih VaMax Vg2Max PaMax Pg2Max
6.3 0.8 550 440 19.0 3.3

 

7868 Application Data
Class Va Vg2 Vg1 Ia Ig2 Ra S Rk Zout Pout
A S/E 300 300 -10.0 60.0 8.0 29,000 10.2 3,000 11
AB1 P/P 450 400 -21.0 40.0 5.0 6,600 44
AB1 P/P 450 400 86.0 10.0 170 10,000 28

 

7868 Data sheet links
Dave Cigna''s Pages (DuncanAmps mirror) 7868: html
Peter Millett 7868: Acrobat PDF 266K
oldradio.qrz.ru 7868: MK buizen handboek
Frank Philipse 7868: .gif file, 049/7/7868.pdf
Frank Philipse (Pocnet mirror - Patrik Schindler) 7868: 7551.pdf (880358 bytes), 7868.pdf (314516 bytes), 7868.pdf (433596 bytes)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 7868: 7551.pdf (880358 bytes), 7868.pdf (314516 bytes), 7868.pdf (433596 bytes)
TubeZone 7868: 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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