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CV1861 Pinout
basing pinout


CV1861 Substitutes
Close or identical 5Z3, VT145

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.


CV1861 Ratings
Vh Ih VaMax IkPeak Notes
5 3.0 PIV=1550 675 Tube drop=58V @ 225mA DC


CV1861 Application Data
Class RMSin Irect Cout Rser
FW rectifier 450-0-450 225 32 75


CV1861 Data sheet links
National Valve Museum 5Z3: html
oldradio.qrz.ru 5Z3: Brans Vademecum, MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 5Z3: 5Y4G.pdf (50900 bytes), 5Y4GT.pdf (37168 bytes), 5Z3.pdf (108019 bytes), 5Z3.pdf (43729 bytes), 5Z3.pdf (44230 bytes), 5Z3.pdf (94971 bytes) (fr)

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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