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6EM7 Pinout
basing pinout


6EM7 Substitutes
Different rating or performance 6EA7, 6GL7
Different filament voltage 10EM7, 13EM7

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.


6EM7 Ratings
Vh Ih VaMax PaMax IkMax Notes
6.3 0.925 330 1.5 22.0 Section 1 (pins 4,5,6)
6.3 0.925 330 10.0 50.0 Section 2 (pins 1,2,3) Va(pk)=1500V


6EM7 Application Data
Class Va Vg1 Ia Ra S Notes
Frame osc 250 -3.0 1.4 40,000 1.6 Section 1 (pins 4,5,6)
Frame output 150 -2.0. 50.0 750 7.2 Section 2 (pins 1,2,3)


6EM7 Data sheet links
Peter Millett 6EM7: Acrobat PDF 397K  6EA7: Acrobat PDF 64K  6GL7: Acrobat PDF 72K  10EM7: Acrobat PDF 25K  13EM7: Acrobat PDF 24K
oldradio.qrz.ru 6EM7: MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 6EM7: 6EA8.pdf (574278 bytes), 6EM7.pdf (588525 bytes), 6EM7.pdf (89759 bytes)  15EA7: 15EA7.pdf (63125 bytes), 15EA7.pdf (95352 bytes)  6EA7: 6EA7.pdf (164727 bytes), 6EA7.pdf (78097 bytes), 6EA7.pdf (85217 bytes)  6GL7: 6GL7.pdf (167742 bytes), 6GL7.pdf (89856 bytes)  10EM7: 10EM7.pdf (51371 bytes)  13EM7: 12X4.pdf (56806 bytes), 13DE7.pdf (22791 bytes), 13EM7.pdf (92781 bytes)

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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