Electronic tube and vacuum tube catalog

Base

Refer to variations

Socket code

Refer to variations

Sections

1

Heater

26 V / 1.3 A

Plate

800 V / 90 W

Screen

300 V / 10 W

Ik max

800 mA

rP

130 Ω

gm

35 mA/V

μ

4.5

7 pins

Low-impedance industrial beam tetrode with center-tapped heater, designed for general DC control applications and capable of triode-connected operation with high anode dissipation.

Base

Refer to variations

Socket code

B7A

Sections

1

Heater

13 V / 2.6 A

Plate

1,500 V / 90 W

Screen

300 V / 10 W

7 pins - B7A - Septar 7-contact

Low-impedance beam tetrode specifically developed for DC control applications, suitable for regulator and power-control circuits requiring substantial current and high-voltage handling.