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Power - Triode (over 1000V 100W) ·Triode

4016A

Pure-tungsten directly heated power triode for high-voltage Class B and Class C audio and RF service. Approximately 400 W plate dissipation and 4 kV plate capability support substantial transmitter or modulator stages through roughly 50 MHz.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
14 V / 18 A

Description

Standard Valves 4016A is a pure-tungsten directly heated triode intended for high-voltage power operation. The datasheet gives 4,000 V maximum direct anode voltage, 400 W maximum anode dissipation, and Class B/Class C audio-frequency and radio-frequency operating conditions through 50 MHz.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
-
Nominal heater voltage
14 V
Nominal heater current
18 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances
Plate resistance
15000 Ω
Transconductance
0.002 S
Amplification factor
30
Max plate voltage
4000 V
Max plate dissipation
400 W
Max grid dissipation
100 W
Max cathode current
300 mA

Published ratings and characteristics promoted where applicable; additional published data retained as parameters.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1937 Standard Valves

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Total Emission

    12 A

    Published specification

Capacitance

  • Grid-Anode Capacitance

    10 pF

    Published specification

  • Anode-Filament Capacitance

    2.5 pF

    Published specification

  • Grid-Filament Capacitance

    10 pF

    Published specification

Other

  • Maximum Direct Anode Current

    300 mA

    Published specification

  • Maximum Frequency For Full Ratings

    33 MHz

    Published specification

  • Maximum Anode Voltage At 50 MHz

    3500 V

    Frequency=50MHz

  • Direct Anode Voltage

    4000 V

    ClassB; AFAmplifierOrModulator; BalancedTwoValveCircuit

  • Grid Bias

    -100 V

    ClassB; AFAmplifierOrModulator; BalancedTwoValveCircuit

  • Zero-Signal Anode Current Per Valve

    30 mA

    ClassB; AFAmplifierOrModulator; BalancedTwoValveCircuit

  • Maximum-Signal Anode Current Per Valve

    160 mA

    ClassB; AFAmplifierOrModulator; BalancedTwoValveCircuit

  • Anode Dissipation

    280 W

    ClassB; AFAmplifierOrModulator; BalancedTwoValveCircuit

  • Anode-to-Anode Load Resistance

    23000 ohm

    ClassB; AFAmplifierOrModulator; BalancedTwoValveCircuit

  • Maximum Output Two Valves

    700 W

    ClassB; AFAmplifierOrModulator; BalancedTwoValveCircuit

  • Direct Anode Voltage

    4000 V

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=6MHz

  • Direct Anode Current

    120 mA

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=6MHz

  • Grid Bias

    -130 V

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=6MHz

  • Power Output

    0.15 kW

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=6MHz

  • Anode Dissipation

    0.33 kW

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=6MHz

  • Direct Anode Voltage

    4000 V

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=10MHz

  • Direct Anode Current

    120 mA

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=10MHz

  • Grid Bias

    -130 V

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=10MHz

  • Power Output

    0.14 kW

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=10MHz

  • Anode Dissipation

    0.34 kW

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=10MHz

  • Direct Anode Voltage

    4000 V

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=33MHz

  • Direct Anode Current

    120 mA

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=33MHz

  • Grid Bias

    -130 V

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=33MHz

  • Power Output

    0.12 kW

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=33MHz

  • Anode Dissipation

    0.36 kW

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=33MHz

  • Direct Anode Voltage

    3500 V

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=50MHz

  • Direct Anode Current

    100 mA

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=50MHz

  • Grid Bias

    -100 V

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=50MHz

  • Power Output

    0.1 kW

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=50MHz

  • Anode Dissipation

    0.25 kW

    ClassB; Telephony; ModulatedCarrierAppliedToGrid; Frequency=50MHz

  • Direct Anode Voltage

    3000 V

    ClassC; Telephony; AnodeModulated; Frequency=6MHz

  • Direct Anode Current

    200 mA

    ClassC; Telephony; AnodeModulated; Frequency=6MHz

  • Grid Bias

    -200 V

    ClassC; Telephony; AnodeModulated; Frequency=6MHz

  • Carrier Output

    0.4 kW

    ClassC; Telephony; AnodeModulated; Frequency=6MHz

  • Anode Dissipation

    0.2 kW

    ClassC; Telephony; AnodeModulated; Frequency=6MHz

  • Direct Anode Voltage

    3000 V

    ClassC; Telephony; AnodeModulated; Frequency=10MHz

  • Direct Anode Current

    200 mA

    ClassC; Telephony; AnodeModulated; Frequency=10MHz

  • Grid Bias

    -200 V

    ClassC; Telephony; AnodeModulated; Frequency=10MHz

  • Carrier Output

    0.375 kW

    ClassC; Telephony; AnodeModulated; Frequency=10MHz

  • Anode Dissipation

    0.225 kW

    ClassC; Telephony; AnodeModulated; Frequency=10MHz

  • Direct Anode Voltage

    3000 V

    ClassC; Telephony; AnodeModulated; Frequency=33MHz

  • Direct Anode Current

    200 mA

    ClassC; Telephony; AnodeModulated; Frequency=33MHz

  • Grid Bias

    -200 V

    ClassC; Telephony; AnodeModulated; Frequency=33MHz

  • Carrier Output

    0.36 kW

    ClassC; Telephony; AnodeModulated; Frequency=33MHz

  • Anode Dissipation

    0.24 kW

    ClassC; Telephony; AnodeModulated; Frequency=33MHz

  • Direct Anode Voltage

    2500 V

    ClassC; Telephony; AnodeModulated; Frequency=50MHz

  • Direct Anode Current

    160 mA

    ClassC; Telephony; AnodeModulated; Frequency=50MHz

  • Grid Bias

    -150 V

    ClassC; Telephony; AnodeModulated; Frequency=50MHz

  • Carrier Output

    0.18 kW

    ClassC; Telephony; AnodeModulated; Frequency=50MHz

  • Anode Dissipation

    0.22 kW

    ClassC; Telephony; AnodeModulated; Frequency=50MHz

  • Direct Anode Voltage

    4000 V

    ClassC; Telegraphy; Unmodulated; Frequency=6MHz

  • Direct Anode Current

    200 mA

    ClassC; Telegraphy; Unmodulated; Frequency=6MHz

  • Grid Bias Range

    -400 to -300 V

    ClassC; Telegraphy; Unmodulated; Frequency=6MHz

  • Carrier Output

    0.5 kW

    ClassC; Telegraphy; Unmodulated; Frequency=6MHz

  • Anode Dissipation

    0.3 kW

    ClassC; Telegraphy; Unmodulated; Frequency=6MHz

  • Direct Anode Voltage

    4000 V

    ClassC; Telegraphy; Unmodulated; Frequency=10MHz

  • Direct Anode Current

    200 mA

    ClassC; Telegraphy; Unmodulated; Frequency=10MHz

  • Grid Bias Range

    -400 to -300 V

    ClassC; Telegraphy; Unmodulated; Frequency=10MHz

  • Carrier Output

    0.45 kW

    ClassC; Telegraphy; Unmodulated; Frequency=10MHz

  • Anode Dissipation

    0.35 kW

    ClassC; Telegraphy; Unmodulated; Frequency=10MHz

  • Direct Anode Voltage

    4000 V

    ClassC; Telegraphy; Unmodulated; Frequency=33MHz

  • Direct Anode Current

    200 mA

    ClassC; Telegraphy; Unmodulated; Frequency=33MHz

  • Grid Bias Range

    -400 to -300 V

    ClassC; Telegraphy; Unmodulated; Frequency=33MHz

  • Carrier Output

    0.4 kW

    ClassC; Telegraphy; Unmodulated; Frequency=33MHz

  • Anode Dissipation

    0.4 kW

    ClassC; Telegraphy; Unmodulated; Frequency=33MHz

  • Direct Anode Voltage

    3500 V

    ClassC; Telegraphy; Unmodulated; Frequency=50MHz

  • Direct Anode Current

    160 mA

    ClassC; Telegraphy; Unmodulated; Frequency=50MHz

  • Grid Bias Range

    -350 to -250 V

    ClassC; Telegraphy; Unmodulated; Frequency=50MHz

  • Carrier Output

    0.3 kW

    ClassC; Telegraphy; Unmodulated; Frequency=50MHz

  • Anode Dissipation

    0.22 kW

    ClassC; Telegraphy; Unmodulated; Frequency=50MHz

Data set 02

1946 Standard Telephone and Cables

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Maximum direct anode voltage

    4000 V

  • Maximum anode dissipation

    400 W

  • Maximum grid dissipation

    100 W