12SF5 US Brands NOS (5 in stock)
$ 6.49
12SF5 US Brands NOS
1) RCA Victor 1948 1.2ma Gm=1600
1) RCA 1.0ma Gm=1500
1) RCA 0.7ma Gm=1400
1) RCA 1948 some surface rust around bottom edge of can 1.4ma Gm=1600
1) Raytheon 1.5ma Gm=1600
- David Berning phono preamp
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