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CV131 Pinout
basing pinout

 

CV131 Substitutes
Close or identical 9D6
Different rating or performance 6065, CV4015

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.

 

CV131 Ratings
Vh Ih Cgk Cak Cga
6.3 0.2 4.5 7.0 0.004

 

CV131 Application Data
Class Va Vg2 Vg1 Ia Ig2 Ra S
Pentode 250 200 -2.5 8.0 2.1 1,000,000 2.5

 

CV131 Data sheet links
National Valve Museum CV131: html
oldradio.qrz.ru 9D6: MK buizen handboek
Frank Philipse (Pocnet mirror - Patrik Schindler) 9D6: 9D6.pdf (41736 bytes)  6065: 6065.pdf (94804 bytes)
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 9D6: 9D6.pdf (41736 bytes)  6065: 6065.pdf (94804 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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