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(!!) (Recommended Single) 12BZ7 RCA gray plates NOS 1968 (2.4/2.6ma)

(!!) (Recommended Single) 12BZ7 RCA gray plates NOS 1968 (2.4/2.6ma)

$ 22.99

1 low noise tube) 12BZ7 RCA gray plates NOS 1968

2.4ma Gm=3400

2.6ma Gm=3600

 

 

(Max ratings: 300Vplate, 1.5 watts)
(Vfil=12.6V @ 300ma)
(Typical Operation Class A amp: Vplate=250V, Vgrid=-2V, Ip=2.5ma, Rp=31.8Kohms, Gm=3200, Mu=100)
(The 12BZ7 has been subbed for a 12AX7 in some circuits)
(The 12BZ7 has 2 times the Gm (3200 versus 1600) and lower plate resistance (31K versus 62K)
and higher filament current (300ma versus 150ma) than a 12AX7)
(The 12BZ7 was designed primarily for use as a sync separator and sync amplifier in television receivers. It is also useful in clipping circuits and as a general purpose audio amplifer)

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