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不服不行,管子还是老外的好 P+ }$ p$ p/ [# v! n. d- F8 l
附6SN7排名# m U# L8 [2 X
6SN7GT SONIC RANKING
o& B9 B: |9 F* I& e; HBEST SOUNDING 6SN7 AND EQUIVALENTS (6SN7GT/GTA/GTB/WGT, 5692) ARE THESE:$ r/ l5 l+ R9 U" ^- u
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/ n, R3 `* z$ T' JECC33=CV2821 Mullard (direct 6SN7GT equivalent, superb sound, the best overall, 1950's)
5 x; \* r' y) D) a8 c9 j/ n& mECC32=CV181 Mullard (can be used in certain applications in place of a 6SN7, superb sound, 1950's)( d$ {" i1 B% b, X4 o* ?$ R
6SN7W Sylvania "chrome top" 1940's (metal base and black base)
^7 s3 y& ] _) Q6SN7GT/GTB/WGT Sylvania "chrome top" 1940's-1950's1 e# G: r$ e% r1 n2 f; r
CV1988=6SN7GT/GTY Brimar England 1950's and early 1970's (Y=brown base)
4 u& F6 P' I# a9 k+ `: [9 r6SN7WGT Raytheon ribbed plates 1950's1 A* q+ I2 ^$ A2 Z$ y0 w/ l
VT-231=6SN7GT Sylvania, Tungsol, Ken Rad, RCA 1940's2 g/ H8 a5 M% Q. w4 B
5692 RCA Red Base (early 1950's are best) Y& U. s* I# |% r2 ^% P
5692 CBS-Hytron and Sylvania Brown Base (1957-early 1960's)
9 D9 p* s4 G0 u4 Q6SN7GT/WGT Tungsol 1950's-1960's
# J5 ~/ O$ {1 T+ Z2 H: q! e( {. I& @6SN7GT Ken Rad0 m: y* F# l$ v$ `
6SN7GTA GE early 1950's (black plate)
3 m2 L) E" N/ L7 d3 }5 C+ i6SN7GT RCA early 1950's* i: i2 f; z+ x$ y
6SN7GTB Sylvania late 1950's-1970's
- ^# W& Z- U( ?) p- \6SN7GTB RCA late 1950's-1960's
) q$ w* T5 M. R2 V7 [$ o6SN7GTB GE side-getter late 1950's-1975: S/ @0 N M6 P/ D% K7 v' C
6SN7WGTA Philips USA made by Sylvania 1970's-1980's
4 l1 Q$ b7 y" P9 ^8 W! @ X7 {6SN7GTB RCA, Sylvania, GE coin-base 1970's-1980's
7 G6 S4 @ o0 D9 G k0 b6 P) P6SN7GTB Japan 1970's
7 o: g5 s3 S, ?! G5 c% o6SN7 Russian (harsh highs, thin sounding) |