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Power - Triode ·Triode

TA105000K

Water-cooled directly heated power triode for high-power telegraph and telephone transmitters. Approximately 5 kW plate dissipation and multi-kilovolt operation provide substantial continuous RF and modulator power.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
21.5 V / 26 A

Description

Directly heated water-cooled transmitting triode for high-power telegraphy and telephony transmitters. The datasheet gives high-voltage RF operating data, anode dissipation, amplification factor, and cooling information.

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
21.5 V
Nominal heater current
26 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
Transconductance
0.0055 S
Amplification factor
20
Max plate dissipation
5000 W

Water-cooled transmitting triode

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

1999 Philips E-Z

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

  • Tens. anodique | 5000 | 6000 | 8000 | 10000

    12000 v

  • TENSION ANODIQUE

    12000 V

  • o 045

    18 kW

    Modulator

  • TENSION ANODIQUE

    10000 V

  • 100% [1]

    40 A

  • 100% [2]

    12 kW

  • 100% [3]

    480 kW

  • 80% [1]

    45 A

  • 80% [2]

    15 kW

  • 80% [3]

    486 kW

  • 60% [1]

    55 A

  • 60% [2]

    20 kW

  • 60% [3]

    512 kW

  • a} 4 PHILIPS / Courant de chauffage .............. Iy

    26 A

  • Tension anodique ................ V. = 4000—

    12000 V

  • V / Dissipation anodique admissible. . . . .. W,

    5 kW

  • Dissipation anodique d’essai ........ Wau

    75 kW

  • Inclinaison pour ¥V,

    10000 V

  • N A/ é‘ I, [1]

    5 A

  • N A/ é‘ I, [2]

    4 mA

  • l S/ Inclinaison maximum .............. S

    5.5 mA

  • i i [1]

    10000 V

  • i i [2]

    500 mA

  • spannung von

    12000 V

    Telephony

  • bis zu 60 m herab [1]

    10000 V

    Telegraphy

  • bis zu 60 m herab [2]

    12000 V

    Telegraphy

  • lenlangen bis zu 15 m herab [1]

    8000 V

    Telegraphy

  • lenlangen bis zu 15 m herab [2]

    10000 V

    Telegraphy

  • lenlangen bis zu 15 m herab [3]

    16.85 kW

    Telegraphy

  • tragen. In Telephoniesendern betrigt H.F.-Klasse B (Tele [1]

    12000 V

    Telephony

  • tragen. In Telephoniesendern betrigt H.F.-Klasse B (Tele [2]

    2 kW

    Telephony

  • phonie) [1]

    10000 V

    Telephony

  • phonie) [2]

    1.6 kW

    Telephony

  • bei Wellenlangen bis zu 60 m herab

    8000 V

    Telephony

  • m herab

    6500 V

    Telephony

  • i 3000 IB{L ol A 3 Heizspannung . . . . . . . . . .o Vr

    215 V

  • f : Heizstrom . . . . . . . . . .. Iy = ca

    20 A

  • Sattigungsstrom . . . . . . . . . . I = ca

    3 A

  • l Anodenspannung . . . . . . . . . .V, = max

    12000 V

  • l / / s : Héchstzuldssiger Anodenverlust . . . W, = max

    5 kW

  • Gepriifter Anodenverlust . . . . . . Wa

    7.5 kW

  • Ay my 3 Steilheit bei Vg [1]

    12000 V

  • Ay my 3 Steilheit bei Vg [2]

    500 mA

  • Ay my 3 Steilheit bei Vg [3]

    4 mA

Capacitance

  • y} iRy / pAR ‘ j\ Anoden/Kathodenkapazitit . . . . . Cgp == ca

    1.6 pF

  • ARy / / / W ' Gitter/Kathodenkapazitit . . . . . . G = ca

    14 pF

  • i ' / S Anoden/Gitterkapazitat . . . . . . . Cqg == ca

    31 pF