F7C23

Forced-air-cooled pulse power triode for high-voltage pulsed RF amplifier and oscillator service. Kilovolt plate capability and pulse-oriented construction suit specialized high-power RF generation rather than continuous-wave operation.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 11 V / 29 A

Description

Three-electrode power triode designed for high-voltage pulse operation. The forced-air-cooled anode dissipates 1.2 kW and maximum ratings apply to 5 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: 11 V
Nominal heater current: 29 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

Amplification factor: 25
Max plate voltage: 17500 V
Max plate dissipation: 1200 W
Max cathode current: 100 mA

Published maximum ratings and characteristics audited; remaining values retained densely in parameter table.

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

1962 ITT

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

THE F=TC2 [1]
3 V
THE F=TC23 1S A THREE~ELECTRODE TUBE DESIGNED FOR USE IN HIGH VOLTAGE
THE F=TC2 [2]
1 V
THE F=TC23 1S A THREE~ELECTRODE TUBE DESIGNED FOR USE IN HIGH VOLTAGE
PULSE OPERATION. THE ANODE
1
PULSE OPERATION. THE ANODE 1S FORCED AIR=COOLED AND CAPABLE OF DISSIPAT-
ING [1]
1200
ING 1,200 WATTS. THE CATHODE 1S A THORIATED TUNGSTEN FILAMENT. MAXiMUM
ING [2]
1
ING 1,200 WATTS. THE CATHODE 1S A THORIATED TUNGSTEN FILAMENT. MAXiMUM
FILAMENT VOLTAGE
11 V
FILAMENT VOLTAGE 11.0 VouLTs
F1LAMENT CURRENT
29 A
F1LAMENT CURRENT 29.0 AMPERES
FILAMENT STARTING CURRENT
58 A
FILAMENT STARTING CURRENT 58 AMPERES
GrR1D=PLATE
12
GrR1D=PLATE 12.0 uur
PLATE=F ILAMENT
1.7
PLATE=F ILAMENT 1.7 uur
Max. INCOMING AIR TEMPERATURE
459
Max. INCOMING AIR TEMPERATURE 459 ¢
MAX [1]
1
MAX 1MUM GLASS TEMPERATURE 150° ¢
MAX [2]
150
MAX 1MUM GLASS TEMPERATURE 150° ¢
POWER TRIODE
-2 W
POWER TRIODE -2 -
RAD1
0 W
RAD10-FREQUENCY POWER AMPLIFIER AND OSCILLATOR -~ PULSED OPERATION
DC PLATE VOLTAGE
17500 V
DC PLATE VOLTAGE 17,500 VoLTS
DC GR1D VOLTAGE
-2000 V
DC GR1D VOLTAGE -2,000 VoLTs
DC PLATE CURRENT
100 mA
DC PLATE CURRENT 0.100 AMPERE
OC GrRi1D CURRENT
10 mA
OC GrRi1D CURRENT 0.010 AMPERE
PLATE DISSIPATION
1200 W
PLATE DISSIPATION 1,200 WATTS
Max. PULSE WIDTH
90
Max. PULSE WIDTH 90 v SECONDS
DC PLATE VOLTAGE
15000 V
DC PLATE VOLTAGE 15,000 VoLTs
DC Gr1D CURRENT
1.25 A
DC Gr1D CURRENT 1.25 Ma
AVERAGE Power OurpPut
120 W
AVERAGE Power OurpPut 120 WATTS
Peak Power OutpPuT
120 W
Peak Power OutpPuT 120 KiLowATTS
n T + [1]
1000 W
n T +1000 F-7C23 POWER TRIODE
n T + [2]
7 W
n T +1000 F-7C23 POWER TRIODE
n T + [3]
3 W
n T +1000 F-7C23 POWER TRIODE
Published value [1]
5
5 8 GRID
Published value [2]
8
5 8 GRID
{ [1]
1 W
- {1 F-7C23 POWER TRIODE
{ [2]
7 W
- {1 F-7C23 POWER TRIODE
{ [3]
3 W
- {1 F-7C23 POWER TRIODE
F [1]
7 W
F-7C23 POWER TRIODE
F [2]
3 W
F-7C23 POWER TRIODE

Data set 02

1962 ITT Industrial and Transmitting Tubes

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

GridPlateCapacitance
12 pF
GridFilamentCapacitance
12.5 pF
PlateFilamentCapacitance
1.7 pF
FilamentStartingCurrent
58 A

Other

Maximum DC Grid Voltage
-2000 V
Pulse
Maximum DC Plate Current
100 mA
Pulse
Maximum DC Grid Current
10 mA
Pulse
MaximumPulseWidth
90 us
Pulse
MaximumDutyFactor
0.005
Pulse