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6550-C Pinout
basing pinout

 
6550-C Substitutes
Different rating or performance 6550, 6550A, 6550B, CK6550, CV5220, KT88, KT88S, KT88SC, KT90, SV6550C

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.

 
6550-C Ratings

No information available
6550-C Application Data

No information available
6550-C Data sheet links
Dave Cigna''s Pages (DuncanAmps mirror) 6550: html
Peter Millett 6550: Acrobat PDF 100K
The Valve Museum KT88: html
Frank Philipse (Wildcat mirror - Jörg Jan Münter) 6550: 6201.pdf (902849 bytes), 6550.pdf (135652 bytes), 6550.pdf (421187 bytes)  6550A: 6550A.pdf (606171 bytes)  KT88: KT88.pdf (236209 bytes), KT88.pdf (434345 bytes), KT88.pdf (633155 bytes), KT88spec.pdf (70096 bytes), KT88_GEC.pdf (9774126 bytes)  KT90: KT90.pdf (67175 bytes)  SV6550C: 6550C.pdf (51387 bytes)
TubeZone KT90: pdf
Wikipedia 6550: Wikipedia page

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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