World Tube Company

NOS and Used
Vacuum Tube Products and Price List.
Love is Resonance
______________________________________________________________________________________________

HOME PAGE

TUBE SUBSTITUTION LIST
51 - 57T245 - 57TX99


* These are parallel filament circuits.
# In series circuits, this tube doesn't need any form of regulated warm up time.
TO
REPLACE
USE
51 35, 551, ER551, ER-551
57T171A 71A, 071A, 4616_WLS, J71A, CX71A, CX371A, UX171A, X-171A
57T245 45, 145, 245, 245-C, 445, A245, C-245, CX345, ER45, EX645, MX245, PH245, SX245, UX245,
57TX99 99, 99X, 199, 299, 399, 2952, CX299, CX399, ER-X199, OKX-199, UX99, UX199, UX299
______________________________________________________________________________________________

HOME PAGE

TUBE SUBSTITUTION LIST