Electronic tube and vacuum tube catalog

Base

12AQ

Socket code

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Sections

1

Heater

13.5 V / 60 mA

Plate

110 V / 1.8 W

Ik max

15 mA

rP

5,200 Ω

gm

12.5 mA/V

μ

65

4 pins

High-mu Nuvistor triode used as a grounded-cathode neutralized VHF RF amplifier in television and FM tuners.

Base

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Socket code

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Sections

1

Base

12AQ

Socket code

NUVISTOR5

Sections

1

Heater

2.1 V / 450 mA

Plate

110 V / 1.8 W

Ik max

15 mA

rP

5,440 Ω

gm

12.5 mA/V

μ

68

5 pins - NUVISTOR5 - Nuvistor 5-contact

High-mu Nuvistor triode used as a grounded-cathode neutralized VHF RF amplifier in television and FM tuners.

Base

12AQ

Socket code

NUVISTOR5

Sections

1

Heater

2.1 V / 450 mA

Plate

135 V / 1.5 W

Ik max

15 mA

rP

5,400 Ω

gm

12.5 mA/V

μ

68

5 pins - NUVISTOR5 - Nuvistor 5-contact

Nuvistor triode used as an RF amplifier in VHF television and FM tuners.

Base

12EA

Socket code

NUVISTOR5

Sections

1

Heater

2.1 V / 450 mA

Plate

110 V / 1 W

Ik max

15 mA

rP

3,000 Ω

gm

11.5 mA/V

μ

35

5 pins - NUVISTOR5 - Nuvistor 5-contact

Medium-mu Nuvistor triode for UHF oscillator service up to approximately 1000 MHz.

Base

12AQ

Socket code

NUVISTOR5

Sections

1

Heater

1.7 V / 600 mA

Plate

135 V / 1.5 W

Ik max

5 mA

rP

7,000 Ω

gm

9 mA/V

μ

63

5 pins - NUVISTOR5 - Nuvistor 5-contact

High-mu Nuvistor triode used as a grounded-cathode neutralized RF amplifier in VHF tuner service.

Base

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Socket code

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Sections

1

Base

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Socket code

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Sections

1

Base

12AQ

Socket code

NUVISTOR5

Sections

1

Heater

6.3 V / 135 mA

Plate

135 V / 1.5 W

Screen

130 V

Ik max

15 mA

rP

6,600 Ω

gm

9.8 mA/V

μ

65

5 pins - NUVISTOR5 - Nuvistor 5-contact

High-mu Nuvistor triode used as a grounded-cathode neutralized VHF RF amplifier in television and FM tuners.

Base

—

Socket code

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Sections

1

Heater

6.3 V / 100 mA

Ik max

0.7 mA

V Inverse

1,000 V

4 pins

Metal-ceramic Russian high-frequency diode designed for precision detection of RF and microwave voltage in measuring detector inputs and coaxial adapters.

Base

12AQ

Socket code

Refer to variations

Sections

1

Heater

6.3 V / 135 mA

Plate

135 V / 1.5 W

Ik max

15 mA

rP

5,400 Ω

gm

12.5 mA/V

μ

68

4 pins

High-mu Nuvistor triode intended as a low-noise grounded-cathode neutralized RF amplifier in VHF television tuners and FM receivers.

Base

12EA

Socket code

—

Sections

1

Heater

6.3 V / 135 mA

Plate

110 V / 1 W

Ik max

15 mA

rP

3,000 Ω

gm

11.5 mA/V

μ

35

3 pins

Medium-mu Nuvistor triode designed for UHF oscillator stages in color and black-and-white television receivers at frequencies to approximately 1 GHz.

Base

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Socket code

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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

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Sections

1

Base

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Socket code

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1

Base

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Socket code

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Sections

1

Base

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Socket code

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Sections

1

Base

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Socket code

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Sections

1

Base

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Socket code

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Sections

1

Heater

6.3 V / 130 mA

Plate

120 V / 1.2 W

Ik max

15 mA

gm

7 mA/V

μ

64

Superminiature metal-ceramic high-frequency triode for voltage amplification and oscillation; 6S52N family.

Base

—

Socket code

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Sections

1

Heater

6.3 V / 130 mA

Plate

120 V / 1.2 W

Ik max

15 mA

gm

10 mA/V

μ

60

Superminiature metal-ceramic high-frequency triode for voltage amplification and oscillation; 6S52N family.

Base

—

Socket code

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Sections

1

Heater

6.3 V / 130 mA

Plate

120 V / 1.2 W

Ik max

15 mA

gm

8.5 mA/V

μ

75

Superminiature metal-ceramic high-mu triode for common-grid decimeter-wave amplification and oscillation.

Base

—

Socket code

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Sections

1

Heater

6.3 V / 130 mA

Plate

120 V / 1.2 W

Ik max

15 mA

gm

12 mA/V

μ

80

Ruggedized Russian metal-ceramic high-frequency triode for grounded-grid amplification and oscillator service.

Base

—

Socket code

NUVISTOR5

Sections

1

Heater

6.3 V / 135 mA

Plate

150 V / 1.2 W

Ik max

15 mA

gm

12.5 mA/V

μ

90

10 pins - NUVISTOR5 - Nuvistor 5-contact

Russian triode designed for amplification of weak signals in general-purpose electronic equipment.

Base

—

Socket code

—

Sections

1

Heater

6.3 V / 130 mA

Plate

100 V / 1.2 W

Ik max

15 mA

gm

8.1 mA/V

μ

15

Russian economical low-voltage metal-ceramic triode for general radio equipment.

Base

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Socket code

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Sections

1

Heater

6.3 V / 135 mA

Plate

200 V / 2.2 W

Ik max

15 mA

gm

15 mA/V

High-frequency triode for wideband amplification, oscillation, conversion, or RF power service in VHF/UHF electronic equipment.

Base

—

Socket code

—

Sections

1

Heater

6.3 V / 140 mA

gm

8.3 mA/V

Base

—

Socket code

NUVISTOR5

Sections

1

Heater

6.3 V / 140 mA

Plate

110 V / 1 W

Ik max

20 mA

rP

3,000 Ω

gm

11.5 mA/V

μ

35

NUVISTOR5 - Nuvistor 5-contact

Industrial medium-mu Nuvistor triode for general-purpose amplifier and oscillator service extending into UHF.

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

TWELVAR 5 pin

Socket code

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Sections

1

Heater

6.3 V / 135 mA

Plate

125 V / 1 W

Ik max

15 mA

rP

6,800 Ω

gm

9.4 mA/V

μ

64

Industrial high-mu Nuvistor triode intended for a wide variety of industrial amplifier and control applications.

Base

—

Socket code

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Sections

1

Base

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Socket code

B9A

Sections

1

Heater

6.3 V / 135 mA

Plate

50 V / 0.45 W

Ik max

15 mA

rP

1,530 Ω

gm

7.5 mA/V

μ

11.5

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

Industrial medium-mu Nuvistor triode intended for low-voltage industrial amplification and control applications.

Base

—

Socket code

B9A

Sections

1

Heater

6.3 V / 135 mA

Plate

150 V / 1.5 W

Ik max

15 mA

rP

5,600 Ω

gm

12.4 mA/V

μ

70

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

Power transmitting triode for RF amplification, oscillation, modulation, or related high-power electronic service.

Base

—

Socket code

NUVISTOR5

Sections

1

Heater

6.3 V / 160 mA

Plate

300 V / 1.8 W

Ik max

30 mA

rP

5,000 Ω

gm

13 mA/V

μ

35

5 pins - NUVISTOR5 - Nuvistor 5-contact

Power transmitting triode for RF amplification, oscillation, modulation, or related high-power electronic service.

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.

Base

—

Socket code

—

Sections

1

Base

12AQ

Socket code

B9A

Sections

1

Heater

13.5 V / 60 mA

gm

9 mA/V

B9A - Small-button Noval 9-contact

Industrial medium-mu Nuvistor triode for general-purpose amplifier and oscillator service extending into the UHF region.

Base

—

Socket code

—

Sections

1

Base

—

Socket code

B9A

Sections

1

Heater

8.5 V / 950 mA

Plate

250 V / 0.2 W

Ik max

15 mA

rP

6,800 Ω

gm

9.4 mA/V

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

Triode for RF, audio, control, or industrial electronic service; source data do not support a narrower parent category confidently.

Base

—

Socket code

B9A

Sections

1

Heater

8.5 V / 850 mA

Plate

50 V

Ik max

15 mA

rP

1,530 Ω

gm

7.5 mA/V

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

Triode for RF, audio, control, or industrial electronic service; source data do not support a narrower parent category confidently.

Base

—

Socket code

B9A

Sections

1

Heater

6.3 V / 150 mA

Plate

300 V / 2.7 W

Ik max

30 mA

rP

5,400 Ω

gm

13 mA/V

μ

70

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

Ceramic-metal power triode for Class A, RF oscillator, amplifier, and frequency-multiplier service.

Base

—

Socket code

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Sections

1

Heater

6.3 V / 90 mA

Plate

250 V / 0.3 W

rP

41,000 Ω

gm

3.1 mA/V

Power transmitting triode for RF, audio, control, and industrial service, with published operating conditions and construction data.

Base

—

Socket code

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Sections

1

Base

—

Socket code

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Sections

1

Heater

6.3 V / 340 mA

Plate

1,000 V / 6 W

Ik max

1 A

rP

6,400 Ω

gm

18 mA/V

μ

100

Power transmitting triode for RF, audio, control, and industrial service, with published operating conditions and construction data.

Base

—

Socket code

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Sections

1

Base

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Socket code

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1

Base

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Socket code

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Base

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1