Fullmusic
Fullmusic 12AX7
39.9-399
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Brand New TJ FULLMUSIC VACUUM TUBE
Classification- It is a nine golden pins tube. Oxide coated cathode of indirect heated. It is a Twin triode.
Application -It intended for use a NF voltage amplifier or Phase inuerter. It is Low noise tube.
Dimensions -Dimensions, outline diagrams of the tube and bases, and the arrangement of electrode connections to the base terminals are shown in Figures 1, and 2.
Nominal operating conditions and parameters
Heater voltage 12.6V
Heater current 0.15A
Plate voltage 250V
Grid voltage -2V
Plate resistance 62.5kohms
Plate current 1.2mA
Amplification factor 100
Characteristics-Average characteristics
Figure 3. shown typical curves of plate currents of grid voltage for several values of plate voltages. It is alternating-current filament supply.
Limiting Operation Conditions for Safe Nor simultaneous ratings
Maximum plate voltage 300 V
Maximum negative Grid voltage -50V
Maximum positive Grid voltage 0V
Maximum Power of plate 1.0W
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