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不服不行,管子还是老外的好5 r) k+ M; M" B( ]/ C6 }
附6SN7排名
3 a! F9 P- A A) O6SN7GT SONIC RANKING
: E5 ^9 ]) ~: C+ k% HBEST SOUNDING 6SN7 AND EQUIVALENTS (6SN7GT/GTA/GTB/WGT, 5692) ARE THESE:
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ECC33=CV2821 Mullard (direct 6SN7GT equivalent, superb sound, the best overall, 1950's)) V: d9 ]# @# s y" Q7 u8 ^
ECC32=CV181 Mullard (can be used in certain applications in place of a 6SN7, superb sound, 1950's)
4 E6 |! u# k3 s& v7 `6SN7W Sylvania "chrome top" 1940's (metal base and black base)) w: K/ Q! |) u, r* a4 E
6SN7GT/GTB/WGT Sylvania "chrome top" 1940's-1950's6 [' ~. }* s: ?0 e- Y$ J, i
CV1988=6SN7GT/GTY Brimar England 1950's and early 1970's (Y=brown base)
* M+ c7 o8 G$ N% ]0 J6SN7WGT Raytheon ribbed plates 1950's' u( i, p7 c" y) c1 q. [7 _
VT-231=6SN7GT Sylvania, Tungsol, Ken Rad, RCA 1940's, T% ^: x0 r" V+ Z$ G" [
5692 RCA Red Base (early 1950's are best)
( Q* Q0 w& R0 C5692 CBS-Hytron and Sylvania Brown Base (1957-early 1960's)
6 J) U) ], k6 }" j6SN7GT/WGT Tungsol 1950's-1960's
4 p3 H1 N7 f2 R) ?: r5 W4 z, n6SN7GT Ken Rad
. u; s @5 Q/ E% i2 i0 p6SN7GTA GE early 1950's (black plate)0 z3 j+ W/ }+ V5 E- k# ^5 ]
6SN7GT RCA early 1950's6 i* r0 l& k C, L9 R
6SN7GTB Sylvania late 1950's-1970's# r- ?3 \! `: k s7 L+ R O! D" x7 A
6SN7GTB RCA late 1950's-1960's
% x+ r8 |& {' K; P' _- Q6SN7GTB GE side-getter late 1950's-1975, [& {4 d2 \! m/ c8 n+ c$ `
6SN7WGTA Philips USA made by Sylvania 1970's-1980's
0 z2 b. w$ V: K! w1 ^6SN7GTB RCA, Sylvania, GE coin-base 1970's-1980's
8 I9 Q* C9 A8 `$ u' ~! m5 m4 J6SN7GTB Japan 1970's
/ ^2 J- w) O( E& u" v6SN7 Russian (harsh highs, thin sounding) |