Electronic tube and vacuum tube catalog

Base

—

Socket code

—

Sections

1

Heater

6.3 V / 140 mA

Plate

250 V / 2.2 W

Screen

110 V / 0.2 W

Ik max

22 mA

gm

9.5 mA/V

Russian high-frequency tetrode for voltage and power amplification. Its design supports RF signal amplification rather than audio-output or sweep service.

Base

—

Socket code

B9A

Sections

1

Heater

6.3 V / 140 mA

Plate

250 V / 2.2 W

Screen

110 V / 0.2 W

Ik max

22 mA

gm

9.5 mA/V

9 pins - B9A - Small-button Noval 9-contact

Rugged Russian high-frequency tetrode for voltage and power amplification. Strengthened construction suits demanding RF equipment requiring greater mechanical reliability.

Base

—

Socket code

B9A

Sections

1

Heater

6.3 V / 140 mA

Plate

200 V / 2 W

Screen

70 V / 0.2 W

Ik max

16 mA

gm

8.5 mA/V

9 pins - B9A - Small-button Noval 9-contact

Russian low-voltage tetrode for amplification and oscillation. Its operating characteristics suit compact RF or general electronic circuits at modest supply voltage.

Base

—

Socket code

B9A

Sections

1

Heater

6.3 V / 130 mA

Plate

250 V / 2 W

Screen

70 V / 0.2 W

Ik max

15 mA

gm

8.5 mA/V

9 pins - B9A - Small-button Noval 9-contact

Russian low-voltage tetrode for amplification and oscillation. Its modest heater demand and operating voltage suit compact signal-generation and amplifier circuits.

Base

—

Socket code

B9A

Sections

1

Heater

6.3 V / 150 mA

Plate

250 V / 2.2 W

Screen

110 V / 0.2 W

Ik max

20 mA

rP

200,000 Ω

gm

10.6 mA/V

9 pins - B9A - Small-button Noval 9-contact

Industrial sharp-cutoff Nuvistor tetrode for general-purpose industrial amplifier applications, combining compact metal-ceramic construction with stable small-signal amplification.

Base

—

Socket code

—

Sections

1

Heater

8.5 V / 1.05 A

Plate

1.6 W

gm

11 mA/V

Power tetrode designed for RF, transmitting, and power-amplifier service, with manufacturer data covering ratings, operating conditions, capacitances, and construction for substantial output applications.