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In Reply to: RE: Replacement of 5Z4P tube posted by Tubers on June 3, 2012 at 11:58:44:
IIRC, a GZ30 is mighty close to the U.S. 5Z4. Mullard made GZ30s will carry hefty price tags.
Be very careful with Chinese types. For instance, the 5Z3P is a 5U4 "equivalent", with an Octal base. A U.S. made 5Z3 is electrically equivalent to the 5U4G, BUT the base is (sic) UX4.
Eli D.
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Follow Ups
- RE: Replacement of 5Z4P tube - Eli Duttman 15:44:42 06/03/12 (1)
- RE: Replacement of 5Z4P tube - pc123v 10:44:06 06/05/14 (0)