Electronic tube and vacuum tube catalog

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Plate	440 V

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Cold-cathode pulse tetrode for trigger and switching circuits. Gas-discharge operation provides abrupt pulse conduction without a conventional heater.

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Plate	440 V

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Cold-cathode pulse tetrode for trigger and switching service. Its gas-discharge construction provides rapid heaterless pulse conduction.

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Plate	440 V

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Cold-cathode pulse tetrode for high-speed trigger and switching circuits. Gas ionization provides abrupt controlled pulse conduction.

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Plate	440 V

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Cold-cathode pulse tetrode for trigger and switching circuits. Its gas-discharge operation provides rapid heaterless pulse conduction.

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Heater	6.3 V / 12 A
Plate	9,000 V
Ik max	13 A

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Plate	9,000 V

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Plate	10,000 V

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Plate	10,000 V

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Heater	26 V / 2.6 A

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Heater	9.5 V / 90 A
Ik max	120 A

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Heater	12.6 V / 1.225 A
Plate	3,000 V

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Heater	6.3 V / 7 A
Plate	10,000 V

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Heater	6.3 V / 6.9 A
Plate	10,000 V

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Heater	4.3 V / 95 A
Plate	20,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	12.6 V / 5.5 A
Plate	10,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	12.6 V
Plate	6,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	12.6 V
Plate	10,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	12.6 V / 69.5 A
Plate	40,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	12.6 V / 69.5 A
Plate	30,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	12.6 V / 69.5 A
Plate	35,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	25 V / 4 A

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Heater	26 V / 5 A

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Heater	27 V
Plate	40,000 V

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Heater	27 V / 4.4 A
Plate	30,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	26 V / 1.75 A
Plate	20,000 V / 50 W
Screen	1,250 V / 6 W
Ik max	27 A

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Heater	26 V / 6 A
Plate	22,000 V / 125 W
Ik max	85 A

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Heater	25 V / 2 A
Plate	20,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Heater	25 V / 2.25 A
Plate	18,000 V
Ik max	25 A

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Russian high-power tetrode designed for pulse-modulator or pulse-power switching service in RF equipment, controlling high-voltage, high-current pulses rather than continuous linear amplification.

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Heater	25 V / 3.5 A
Plate	26,000 V

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Russian high-voltage pulse tetrode for modulator switching.

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Plate	550 V

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8 pins - IO - International Octal

Cold-cathode gas tetrode for relay, control, and pulse-switching service, using gas-discharge conduction for rapid high-current control.

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Plate	420 V

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8 pins - IO - International Octal

Cold-cathode gas tetrode for relay, control, and pulse-switching service, using gas-discharge conduction for rapid high-current control.

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Ik max	25 mA

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9 pins

Cold-cathode gas tetrode for relay, control, and pulse-switching service, using gas-discharge conduction for rapid high-current control.

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Plate	440 V
Ik max	100 mA

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Cold-cathode gas-discharge tetrode for stroboscopic neon-red light and very-high-peak-current pulse service. Ionized discharge produces intense short-duration conduction and light.

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Heater	26 V / 2.25 A
Plate	20,000 V / 60 W
Screen	1,500 V / 8 W

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Pulse-modulator tetrode for high-voltage pulse systems. Its heater and electrode structure are optimized for substantial short-duration power rather than ordinary continuous amplification.

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Heater	26 V / 2.25 A
Plate	20,000 V / 60 W
Screen	1,500 V

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RF power tetrode for professional transmitting service. Its substantial heater power and electrode construction support high radio-frequency output.

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Heater	11.5 V / 64 A
Plate	50,000 V / 5,000 W
Screen	5,000 V
gm	38 mA/V

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Very-high-power directly heated RF tetrode with a massive filament. It is intended for major transmitting installations requiring substantial radio-frequency output.

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Heater	27 V / 2.15 A
Plate	18,000 V / 60 W
Screen	1,350 V

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Raytheon tetrode intended for pulse-modulator service, with transmitting-class maximum ratings. Its construction emphasizes substantial high-voltage pulsed power.