Alternatives & variations Download PDF datasheet

TA102500

Directly heated high-mu transmitting triode for telegraph and telephone transmitter service. High amplification factor, substantial plate dissipation, and operation near 10 kV support several kilowatts of useful professional RF output.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 12.5 V / 24 A

Description

Directly heated high-power transmitting triode for telegraphy and telephony transmitter service. The source includes filament and anode ratings, dissipation, amplification factor, transconductance, internal resistance, and operating tables.

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: 12.5 V
Nominal heater current: 24 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: 0.005 S
Amplification factor: 130
Max plate dissipation: 750 W

High-power 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

utile allant jusqu’a
2.5 kW
tension anodique de
10000 V
que cette tension puisse Etre portée a
12000 V
bon est déja possible pour
6000 V
anodique de
10000 V
Puissance appliquée 1250 1500 1850 2500
3250 W
Puissance utile 500 750 1100 1750
2500 W
Dissipation anodique 750 750 750 750
750 W
a} r Tension de chauffage .............. V,
125 V
PHILIPS Courant de chauffage .............. I
24 A
TA /0/2500 Courant de saturation.............. I,
1.5 A
Tension anodique ................ V., = 6000—
12000 V
Dissipation anodique admissible ... ... W,
750 W
Ja’éﬁg()u Dissipation anodique d’essai ........ W
1000 W
Inclinaison pour V,
10000 V
12 / // [, [1]
100 mA
12 / // [, [2]
2.5 mA
Inclinaison maximum ............ Smax
5 mA
Résistance intérieure pour
1 V
08 [1]
10000 V
08 [2]
100 mA
Réhre
2.5 kW
gesteigert werden. Bei6
0 V
Heizspannung . vp = ca
140 V
Heizstrom . if = ca
245 A
Sittigungsstrom iy,
1500 mA
Anodenspannung . v, — 6000—
12000 V
Anodenverlust. w,
750 W
Anodenverlust gepriift aut w,,—
1000 W
Steilheit . . S —ca
30 mA
Innerer Widerstand. i tw m . R, = ca
30000 Ohm
Sattigungsspannung in der Gitterflache . v, —
400 V