World Tube Company

NOS and Used
Vacuum Tube Products and Price List.
Love is Resonance
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TUBE SUBSTITUTION LIST
45 - 45B5


* These are parallel filament circuits.
# In series circuits, this tube doesn't need any form of regulated warm up time.
TO
REPLACE
USE
43 A2543, CV2514, ER43, NU-43
43MG25A6, 25A6G, 25A6GT, 25A6MG,
45 57T245, 145, 245, 245-C, 445, A245, C-245, CX345, ER45, EX645, MX245, PH245, SX245, UX245,
45B5 N119, UL84
47 247, 247S, 247-S, 447, 38047, A247, A-247, CV1772, EY647, EY-647, F247, F-247, G47, G-47, NY247, NY-247, PH247, PH-247, PZ, VT47, VT-47, UY47, UY-47, UY247, UY-247, UY247B, UY-247B, Z47, Z-47
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TUBE SUBSTITUTION LIST