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E283CC Siemens triple mica NOS 1977 (Gm=1500/1700) (pin #4 shorter than other pins)

$ 74.99

1 low noise tube) E283CC Siemens triple mica NOS 1977 (pin #4=filament pin is shorter than other pins) original box

1.0ma / Gm=1500

1.3ma / Gm=1700

 


DIFFERENT PINOUT than a 12AX7, but is electrically equivalent to a 12AX7 with frame grid construction like a 6922

6.3V parallel filaments

very low noise

10,000 hour rating

 

recommended for:

- Studer J37

See more: vacuum tube
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