NOS and Used
Vacuum Tube Products and Price List.
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TUBE ~ CROSS REFERENCE, SUBSTITUTION & EQUIVALENT LIST

JAPANESE ( JAPAN ) ~ CROSS REFERENCES, SUBSTITUTES & EQUIVALENTS

TO REPLACE RUSSIAN	USE
UF109
UF109A
UF134	34, UX-34 (Japan), UX34, VT-54
UX-34	34, UF134, UX34, VT-54
UY-33	33, UY33, UZ133D (Japan)
UY-227	27, 127, 227, 227E, 57T227, A245, AX227, C227, C245, C-427, CX345, D227, DE-1, ER227, EY227, GSY227, GY227, LS227, NU-27, P227_USA, SLY227, T27, UY227, Y227, Y227AC
UZ12
UZ133D	33, UY-33 (Japan), UY33

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