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CV2748 Pinout
basing pinout

 
CV2748 Substitutes
Close or identical 5Z4, CV1863, CV1864, VT74
Different rating or performance 5AQ4, 5Z4G, GZ30

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.

 
CV2748 Ratings

No information available
CV2748 Application Data
Class RMSin
V		 Irect
mA
Rectifier 350 125

 
CV2748 Data sheet links
Duncan''s Amp Pages EYY13: Acrobat PDF (3 pages)
The Valve Museum 5Z4: html2, html3, html4  GZ30: html
oldradio.qrz.ru 5Z4: Brans Vademecum, MK buizen handboek
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 5Z4: 5Z4.pdf (102791 bytes), 5Z4.pdf (105551 bytes), 5Z4.pdf (115820 bytes) (fr), 5Z4.pdf (40823 bytes), 5Z4.pdf (51670 bytes), 5Z4.pdf (66213 bytes) (de)  5Z4G: 5Z4G.pdf (53922 bytes)  GZ30: GZ30.pdf (40435 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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