Electronic tube and vacuum tube catalog

Base

—

Socket code

B9A

Electrical Summary

Heater	13 V / 300 mA
Plate	S1: 250 VS2: 250 V
Screen	S2: 250 V
gm	S1: 14 mA/VS2: 6.5 mA/V

Sections

2

B9A - Small-button Noval 9-contact

Combination tube containing a triode and beam tetrode for audio-amplifier or television frame time-base service, with the beam section serving as the power-output element.

Base

12OZ

Socket code

B12C

Electrical Summary

Heater	12.7 V / 600 mA
Plate	S1: 250 V / 1 WS2: 250 V / 7 W
Screen	S2: 200 V / 1.8 W
Ik max	S1: 70 mAS2: 245 mA
rP	S1: 8,500 ΩS2: 11,700 Ω
gm	S1: 2.35 mA/VS2: 7.1 mA/V
μ	S1: 20

Sections

2

12 pins - B12C - Duodecar 12-contact

Combination triode and beam-power tube designed for television vertical-deflection oscillator and amplifier service, integrating sweep generation and output amplification in one envelope.

Base

—

Socket code

B9A

Electrical Summary

Heater	15 V / 450 mA
Plate	S1: 300 V / 2.5 WS2: 500 V / 2.5 W
Screen	S2: 190 V / 1.25 W
Ik max	S1: 20 mAS2: 40 mA
rP	S1: 7,700 ΩS2: 13,000 Ω
gm	S1: 2.6 mA/VS2: 7.3 mA/V
μ	S1: 20

Sections

2

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

Combination medium-mu triode and beam pentode designed for television vertical-deflection oscillator and amplifier service, with controlled heater warm-up for series-string receivers.

Base

Refer to variations

Socket code

Refer to variations

Electrical Summary

Heater	15 V / 450 mA
Plate	S1: 330 V / 1.5 WS2: 300 V / 12 W
Screen	S2: 150 V / 1.9 W
rP	S1: 40,000 ΩS2: 18,000 Ω
gm	S1: 1.6 mA/VS2: 8.4 mA/V
μ	S1: 64

Sections

2

Refer to variations

Base

9QT

Socket code

B9A

Electrical Summary

Heater	15 V / 450 mA
Plate	S1: 330 V / 1.5 WS2: 300 V / 12 W
Screen	S2: 150 V / 1.9 W
Ik max	S1: 22 mAS2: 70 mA
rP	S1: 40,000 ΩS2: 18,000 Ω
gm	S1: 1.6 mA/VS2: 8.4 mA/V
μ	S1: 64S2: 7

Sections

2

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

Novar combination tube containing a high-mu triode and beam-power section for television vertical-deflection oscillator and amplifier service in receivers using low-voltage B supplies.

Base

12DZ

Socket code

B12C

Electrical Summary

Heater	14.7 V / 600 mA
Plate	S1: 400 V / 2.5 WS2: 400 V / 12 W
Screen	S2: 300 V / 2.75 W
Ik max	S1: 30 mAS2: 75 mA
rP	S1: 14,000 ΩS2: 5,000 Ω
gm	S1: 4.1 mA/VS2: 4.1 mA/V
μ	S1: 58

Sections

2

12 pins - B12C - Duodecar 12-contact

Combination high-mu triode and beam-power tube designed for television vertical-deflection oscillator and output-amplifier service, with the beam section rated for high positive plate pulses.

Base

—

Socket code

—

Electrical Summary

Heater	15.8 V / 600 mA
Plate	S2: 2,500 V / 14 W
gm	S1: 3.6 mA/VS2: 9.3 mA/V
μ	S1: 58

Sections

2

Compactron combining a high-mu triode and beam-power section specifically for television vertical-deflection oscillator and output-amplifier service.

Base

12DZ

Socket code

B12C

Electrical Summary

Heater	16 V / 600 mA
Plate	S1: 400 V / 2.5 WS2: 400 V / 14 W
Screen	S2: 300 V / 2.75 W
Ik max	S1: 30 mAS2: 75 mA
rP	S1: 16,000 ΩS2: 12,000 Ω
gm	S1: 3.6 mA/VS2: 9.3 mA/V
μ	S1: 58

Sections

2

12 pins - B12C - Duodecar 12-contact

Compactron high-mu triode and beam-power tube for television vertical-deflection oscillator and amplifier service, with a 14-watt beam section and high pulse-voltage capability.

Base

12OZ

Socket code

B9A

Electrical Summary

Heater	16.8 V / 450 mA
Plate	S1: 330 V / 2.5 WS2: 330 V / 12 W
Screen	S2: 250 V / 2.5 W
Ik max	S1: 25 mAS2: 80 mA
rP	S1: 5,000 ΩS2: 25,000 Ω
gm	S1: 8.5 mA/VS2: 6.5 mA/V
μ	S1: 40

Sections

2

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

Combination triode and beam-power tube designed for television vertical-deflection oscillator and amplifier applications, with a 12-watt beam section and substantial pulse ratings.

Base

12DZ

Socket code

B9A

Electrical Summary

Heater	16.8 V / 450 mA
Plate	S1: 250 V / 1 WS2: 250 V
Ik max	S1: 20 mA
rP	S1: 8,500 ΩS2: 13,100 Ω
gm	S1: 2.35 mA/VS2: 7.7 mA/V
μ	S1: 20

Sections

2

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

Combination triode and beam-power pentode designed specifically for television vertical oscillator and output-amplifier service.

Base

9QT

Socket code

B9E

Electrical Summary

Heater	21 V / 450 mA
Plate	S1: 400 V / 2.5 WS2: 400 V / 14 W
Screen	S1: 300 VS2: 300 V / 2.75 W
Ik max	S1: 105 mAS2: 260 mA
rP	S1: 16,000 ΩS2: 12,000 Ω
gm	S1: 3.6 mA/VS2: 9.3 mA/V
μ	S1: 58S2: 6.5

Sections

2

9 pins - B9E - Novar 9-contact

Combination triode and beam-power tube designed for television vertical-deflection oscillator and amplifier service, with substantial pulse ratings and a 14-watt beam-power section.

Base

—

Socket code

B12C

Electrical Summary

Heater	21 V / 450 mA
Plate	S1: 400 VS2: 400 V / 14 W
Screen	S2: 300 V
rP	S2: 12,000 Ω
gm	S1: 3.6 mA/VS2: 9.3 mA/V
μ	S1: 58S2: 6.5

Sections

2

12 pins - B12C - Duodecar 12-contact

Combined triode and beam-power tube for television vertical-deflection oscillator and output-amplifier service, with the power section rated for high positive plate pulses.

Base

12OZ

Socket code

B12C

Electrical Summary

Heater	26.2 V / 315 mA
Plate	S1: 250 V / 1 WS2: 250 V / 7 W
Screen	S2: 200 V / 1.8 W
Ik max	S1: 70 mAS2: 245 mA
rP	S1: 8,500 ΩS2: 11,700 Ω
gm	S1: 2.35 mA/VS2: 7.1 mA/V
μ	S1: 20

Sections

2

12 pins - B12C - Duodecar 12-contact

Combination triode and beam-power tube designed for television vertical-deflection oscillator and amplifier applications, with high pulse-voltage capability.

Base

12OZ

Socket code

B12C

Electrical Summary

Heater	25.2 V / 300 mA
Plate	S1: 250 V / 1 WS2: 250 V / 7 W
Screen	S2: 200 V / 1.8 W
Ik max	S1: 70 mAS2: 245 mA
rP	S1: 8,500 ΩS2: 11,700 Ω
gm	S1: 2.35 mA/VS2: 7.1 mA/V
μ	S1: 20

Sections

2

12 pins - B12C - Duodecar 12-contact

Combination triode and beam-power tube for television vertical-deflection oscillator and amplifier applications, electrically tied to its 6-volt parent except for heater characteristics and ratings.

Base

B9A

Socket code

B9A

Electrical Summary

Heater	16 V / 300 mA
Plate	S1: 250 V / 7 WS2: 250 V / 1 W
Screen	S1: 250 V / 2.4 W
Ik max	S1: 75 mA
gm	S1: 7.5 mA/VS2: 3.4 mA/V
μ	S1: 8.3S2: 18

Sections

2

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

Beam-power television output valve intended primarily for frame or vertical-deflection amplification, with high pulse-current capability for scanning service.

Base

9QT

Socket code

B9A

Electrical Summary

Heater	31.5 V / 300 mA
Plate	S1: 400 V / 2.5 WS2: 400 V / 14 W
Screen	S2: 300 V
Ik max	S1: 30 mAS2: 75 mA
rP	S1: 14,000 ΩS2: 14,000 Ω
gm	S1: 4.1 mA/VS2: 9.2 mA/V
μ	S1: 58S2: 6.5

Sections

2

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

Multi-section television tube incorporating a beam-power section explicitly intended for vertical-deflection amplification, with substantial pulse-current and plate-dissipation capability.

Base

E12-70

Socket code

B12C

Electrical Summary

Heater	6.3 V / 1.2 A
Plate	S1: 250 V / 7 WS2: 250 V / 1 W
Screen	S1: 200 V / 1.8 W
Ik max	S1: 70 mAS2: 20 mA
rP	S1: 11,700 ΩS2: 8,500 Ω
gm	S1: 7.1 mA/VS2: 2.35 mA/V
μ	S2: 20

Sections

2

12 pins - B12C - Duodecar 12-contact

Multi-section television tube whose beam-power section is intended for vertical-deflection output, combined with a small-signal section for associated oscillator or amplifier circuitry.

Base

—

Socket code

—

Electrical Summary

Heater	6.3 V / 1.1 A

Sections

2

Base

9QT

Socket code

B9E

Electrical Summary

Heater	6.3 V / 1.1 A
Plate	S1: 330 V / 1.5 WS2: 300 V / 12 W
Screen	S2: 150 V / 1.9 W
Ik max	S1: 22 mAS2: 70 mA
rP	S1: 40,000 ΩS2: 18,000 Ω
gm	S1: 1.6 mA/VS2: 8.4 mA/V
μ	S1: 64S2: 7

Sections

2

9 pins - B9E - Novar 9-contact

Multi-section television tube with a pulse-rated beam-power section intended for vertical-deflection output and a companion small-signal section for associated circuitry.

Base

9QT

Socket code

B9A

Electrical Summary

Heater	6.3 V / 1.5 A
Plate	S1: 400 V / 2.5 WS2: 400 V / 14 W
Screen	S2: 300 V / 2.75 W
Ik max	S1: 30 mAS2: 75 mA
rP	S1: 16,000 ΩS2: 12,000 Ω
gm	S1: 3.6 mA/VS2: 9.3 mA/V
μ	S1: 58S2: 6.5

Sections

2

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

Multi-section television tube incorporating a beam-power section intended for vertical-deflection output, paired with a small-signal section for oscillator or driver functions.

Base

12DZ

Socket code

B9A

Electrical Summary

Heater	6.3 V / 1.5 A
Plate	S1: 400 V / 2.5 WS2: 400 V / 14 W
Screen	S2: 300 V / 2.75 W
Ik max	S1: 30 mAS2: 75 mA
rP	S1: 16,000 ΩS2: 12,000 Ω
gm	S1: 3.6 mA/VS2: 9.3 mA/V
μ	S1: 58S2: 6.5

Sections

2

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

Television combination tube with a pulse-rated beam-power section designed for vertical-deflection output and an associated small-signal section for sweep circuitry.

Base

—

Socket code

B12C

Electrical Summary

Heater	6.3 V / 1.5 A
Plate	S1: 400 VS2: 400 V / 12 W
Screen	S2: 300 V
Ik max	S2: 75 mA
rP	S1: 14,000 ΩS2: 14,000 Ω
μ	S1: 58S2: 58

Sections

2

B12C - Duodecar 12-contact

Multi-section television tube whose power section serves vertical-deflection amplification, with additional circuitry integrated for oscillator, driver, or signal-processing functions.

Base

—

Socket code

B9A

Electrical Summary

Heater	6.3 V / 780 mA
Plate	S1: 300 V / 1 WS2: 300 V / 7 W
Screen	S2: 300 V / 1.8 W
Ik max	S1: 15 mAS2: 50 mA
gm	S1: 2.5 mA/VS2: 6.4 mA/V
μ	S1: 70S2: 9.5

Sections

2

B9A - Small-button Noval 9-contact

Combination triode and output beam tetrode for television receivers, with an AF/time-base triode and power section usable for audio or field-deflection output.

Base

B9A

Socket code

B9A

Electrical Summary

Heater	17.5 V / 300 mA
Plate	S1: 550 V / 0.5 WS2: 550 V / 8 W
Screen	S2: 250 V / 1.5 W
Ik max	S1: 15 mAS2: 75 mA
rP	S1: 9,000 ΩS2: 18,000 Ω
gm	S1: 7 mA/VS2: 11 mA/V
μ	S1: 63

Sections

2

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

Triode beam-power combination valve for television vertical-deflection circuits, combining oscillator/driver and high-current frame-output functions in one envelope.

Base

B9A

Socket code

B9A

Electrical Summary

Heater	18 V / 300 mA
Plate	S1: 550 V / 0.5 WS2: 550 V / 8 W
Screen	S2: 250 V / 1.5 W
Ik max	S1: 15 mAS2: 75 mA
rP	S1: 9,000 ΩS2: 15,000 Ω
gm	S1: 7 mA/VS2: 11 mA/V
μ	S1: 63

Sections

2

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

Triode beam-power combination tube for television vertical-deflection service, integrating oscillator or driver and high-current frame-output functions.

Base

B9A

Socket code

B9A

Electrical Summary

Heater	16 V / 300 mA
Plate	S1: 250 V / 1 WS2: 250 V / 8 W
Screen	S2: 250 V / 2 W
Ik max	S2: 75 mA
gm	S1: 4.3 mA/VS2: 7.3 mA/V
μ	S1: 18S2: 7.5

Sections

2

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

Triode and beam-tetrode combination developed for 110-degree television field-deflection circuits, integrating oscillator/driver and high-current vertical-output functions.