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VT197A Pinout
basing pinout

 

VT197A Substitutes
Close or identical 5Y3, 5Y3G, CV1268, CV1854, CV1856

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.

 

VT197A Ratings
Vh
V
Ih
A
VaMax
V
IkMax
mA
Notes
5.0 2.0 PIV=1400V 375 Ia pk Tube drop = 60V @ 125mA

 

VT197A Application Data
Class RMSin
V
Irect
mA
FW rectifier 350-0-350 125

 

VT197A Data sheet links
The Valve Museum CV1856: html
oldradio.qrz.ru 5Y3: MK buizen handboek  5Y3G: Brans Vademecum
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 5Y3G: 5Y3G.pdf (23479 bytes) (fr), 5Y3G.pdf (464597 bytes)
TubeZone 5Y3: 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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