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(!) (#3 E288CC Single) E288CC=8223 Siemens used/good 1962 (36.6/38ma)

(!) (#3 E288CC Single) E288CC=8223 Siemens used/good 1962 (36.6/38ma)

$ 54.99

1 low noise tube) E288CC=8223 Siemens used/good (N0-1=2E=1962) (1st series made) reboxed

1 section) 38.0ma Gm=20,900
1 section) 36.6ma Gm=18,500

NOS Ma = 30ma

NOS Gm = 18,000

Tested on Amplitrex

 

(Specs: Vfil=6.3 Ifil=0.475A, Vplatemax=250V Pwattsmax=3.0)

Typical Operation:
Va   Vg1   Ia     Ra     Gm  Rk    Mu
100 -1.5 30.0 1,400 18.0 350 20-25

See more: vacuum tube
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