22JF6

Beam-power tube intended for television horizontal-deflection service, with multi-kilovolt positive and negative plate-pulse ratings tied to the horizontal scanning cycle.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: 9QU
Socket code: B9E
Base pins: 9
Nominal heater: 22 V / 450 mA

Description

22JF6 is a beam-power tube for television deflection or power-amplifier service. The supplied RCA manual excerpt was reviewed for heater data, physical sections, maximum ratings, electrical characteristics, capacitances, and stated operating conditions.

Socket description

Novar 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 9QU
Socket code: B9E
Base pins: 9
Nominal heater voltage: 22 V
Nominal heater current: 450 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

9QU - 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

Beam Power

X-ray radiationInterelectrode capacitances

Plate resistance: 12000 Ω
Transconductance: 0.01 S
Amplification factor: 4.1
Max plate voltage: 770 V
Max screen voltage: 220 V
Max plate dissipation: 17 W
Max screen dissipation: 3.5 W
Max cathode current: 275 mA

Supplied 22JF6 sheet identifies this as a heater-voltage variant of 6JF6. Promoted beam-power electrical fields were populated from the exact parent-type technical data; heater values remain specific to the supplied 22JF6 sheet.

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

1971 RCA HB3 Binder 5 of 7

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Characteristics

Heater voltage
22 V
Nominal heater rating from supplied sheet
Heater current
450 mA
Nominal heater rating from supplied sheet
Plate resistance
12000 ohm
ExactParentElectricalData 6JF6
Transconductance
10000 uS
ExactParentElectricalData 6JF6

Other

Maximum plate voltage
770 V
ExactParentElectricalData 6JF6
Maximum screen-grid voltage
220 V
ExactParentElectricalData 6JF6
Maximum plate dissipation
17 W
ExactParentElectricalData 6JF6
Maximum screen-grid dissipation
3.5 W
ExactParentElectricalData 6JF6
Maximum average cathode current
275 mA
ExactParentElectricalData 6JF6
Peak positive-pulse plate voltage
6500 V
ExactParentElectricalData 6JF6
Peak cathode current
950 mA
ExactParentElectricalData 6JF6

Data set 02

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Beam Power

Other

Heater Voltage (ac/dc) 6.3 16.8
22 V
Heater Voltage (ac/dc) 6.3 16.8 22 volts
Heater Current 1.6 0.6
450 mA
Heater Current 1.6 0.6 0.45 amperes
Heater Warm-up Time (Average) 11
11 s
Heater Warm-up Time (Average) 11 11 seconds
DC Plate Supply Voltage
770 V
DC Plate Supply Voltage 770 volts
Peak Positive-Pulse Plate Voltage*
6500 V
Peak Positive-Pulse Plate Voltage* 6500 volts
Peak Negative-Pulse Plate Voltage
1500 V
Peak Negative-Pulse Plate Voltage 1500 volts
DC Grid-No.3 Voltage"
100 V
DC Grid-No.3 Voltage" 100 volts
DC Grid-No.2 Voltage
220 V
DC Grid-No.2 Voltage 220 volts
Peak Negative-Pulse Grid-No.l Voltage
330 V
Peak Negative-Pulse Grid-No.l Voltage 330 volts
Peak Cathode Current
950 mA
Peak Cathode Current 950 mA
Plate Dissipation!
17 W
Plate Dissipation! 17 watts
# Pulse duration must not exceed 15% of a horizontal scanning cycle (
10 us
# Pulse duration must not exceed 15% of a horizontal scanning cycle (10 microseconds).
ference ; a typical value for this voltage is
50 V
ference ; a typical value for this voltage is 50 volts.
Plate Voltage
330 V
Plate Voltage 330 volts
Grid-No.3 (Suppressor-Grid) Voltage, Positive value
0 V
Grid-No.3 (Suppressor-Grid) Voltage, Positive value 0 volts
Grid-No.2 (Screen-Grid) Supply Voltage
330 V
Grid-No.2 (Screen-Grid) Supply Voltage 330 volts
Grid-No.l (Control-Grid) Voltage, Positive value
0 V
Grid-No.l (Control-Grid) Voltage, Positive value 0 volts
Plate Dissipation
5 W
Plate Dissipation 5 watts
Grid-No.2 Input
1.1 W
Grid-No.2 Input 1.1 watts
Maximum plate/supply voltage
770 V
Published section value
Maximum screen-grid voltage
770 V
Published section value
Maximum plate dissipation
17 W
Published section value

Characteristic

Transconductance —
10000 uS
Transconductance — 10000 /imhos
Grid-No.2 Current — 32f
2.5 mA
Grid-No.2 Current — 32f 2.5 mA
Plate Voltage 200
60 V
Plate Voltage 200 60 volts
Grid-No.2 Supply Voltage 150
150 V
Grid-No.2 Supply Voltage 150 150 volts
Plate Resistance (Approx.)
60000 ohm
Plate Resistance (Approx.) 60000 ohms
Transconductance (Grid No.l to Plate)
11500 uS
Transconductance (Grid No.l to Plate) 11500 /xmhos
Plate Current 25
55 mA
Plate Current 25 55 mA
Plate resistance
60000 ohm
Published section value