Electronic tube and vacuum tube catalog

Base

Refer to variations

Socket code

B7G

Sections

1

Heater

1.4 V / 25 mA

Plate

120 V / 0.25 W

Screen

90 V / 0.15 W

Ik max

2.5 mA

rP

450,000 Ω

gm

0.94 mA/V

7 pins - B7G - Miniature 7-contact

Battery variable-mu pentode designed for IF amplification and mixer service. Its controlled transconductance supports automatic-gain-control operation while the low-power filament construction suits portable receiver applications.

Base

Refer to variations

Socket code

B7G

Sections

1

Heater

1.4 V / 25 mA

Plate

120 V / 0.25 W

Screen

90 V / 0.15 W

Ik max

2.5 mA

rP

525,000 Ω

gm

0.94 mA/V

μ

20

7 pins - B7G - Miniature 7-contact

Miniature battery RF pentode for IF amplification, frequency conversion, and self-oscillating mixer service. Its 1.4 V, 25 mA filament provides economical converter operation for compact portable superheterodyne receivers.