Electronic tube and vacuum tube catalog

Base

Refer to variations

Socket code

Refer to variations

Sections

2

Heater

16 V / 2.05 A

Plate

S1: 300 V / 7 W · S2: 300 V / 7 W

Screen

S1: 200 V / 1 W · S2: 200 V / 1 W

Ik max

S1: 65 mA · S2: 65 mA

gm

S1: 3.3 mA/V · S2: 3.3 mA/V

μ

S1: 7.5 · S2: 7.5

9 pins

High-power transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, or frequency multiplication.

Base

Refer to variations

Socket code

B9A

Sections

2

Heater

16 V / 2.05 A

Plate

S1: 300 V / 5 W · S2: 300 V / 5 W

gm

S1: 33 mA/V · S2: 33 mA/V

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

Quick-heating internally neutralized double tetrode for mobile Class C transmitters. Designed for push-to-talk operation, it reaches useful emission rapidly and provides RF output around 200 MHz from a compact paired-section structure.