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Power - TV Vertical Output ·Triode-Triode

13DR7

Dissimilar dual triode developed for combined television vertical-deflection oscillator and amplifier service. Its high-mu small-signal section works with a low-mu 7 W output section rated for high pulse voltage and current.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: 9HF
Socket code: B9A
Base pins: 8
Nominal heater: 13 V / 450 mA

Description

Dissimilar dual triode for combined television vertical-deflection oscillator and amplifier service.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 9HF
Socket code: B9A
Base pins: 8
Nominal heater voltage: 13 V
Nominal heater current: 450 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

9HF - Terminal pinout

Electrical assignments shared by every tube using this base designation.

Terminal	Section	Connection	Evidence
PIN1Base Pin	B	P — Plate (Anode) Literal label 2P; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF
PIN2Base Pin	B	G1 — Control Grid Literal label 2G1; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF
PIN3Base Pin	B	G3 — Suppressor Grid Literal label 2G3; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF
PIN4Base Pin	—	H — Heater Literal label H; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF
PIN5Base Pin	—	H — Heater Literal label H; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF
PIN6Base Pin	A	P — Plate (Anode) Literal label 1P; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF
PIN7Base Pin	A	G1 — Control Grid Literal label 1G1; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF
PIN8Base Pin	A	K — Cathode Literal label 1K; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF
PIN9Base Pin	B	K — Cathode Literal label 2K; manufacturer confirmation pending	Unverified EIA Base Connections printed p132, 9HF

Section ratings

2 physical sections, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances

Plate resistance: 40000 Ω
Transconductance: 0.0016 S
Amplification factor: 65
Max plate voltage: 330 V
Max plate dissipation: 1 W
Max cathode current: 20 mA
Rectifier warm-up time: 11 s

Published promoted fields populated semantically; identical repeated sections compressed.

Section 2

Triode

X-ray radiationInterelectrode capacitances

Plate resistance: 925 Ω
Transconductance: 0.0065 S
Amplification factor: 6
Max plate voltage: 275 V
Max plate dissipation: 7 W
Max cathode current: 50 mA
Rectifier warm-up time: 11 s

Published promoted fields populated semantically; identical repeated sections compressed.

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

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 2

Triode

Characteristic

Section2Transconductance
6500 uS
Section2

Data set 02

1966 Tung Sol Electronic Tubes 3 of 4

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

Typical plate voltage
250 V
VerticalDeflection
Typical plate current
3.4 mA
VerticalDeflection
Maximum peak cathode current
70 mA
VerticalDeflection
Maximum plate voltage
330 V
PromotedValue
Maximum plate dissipation
1 W
PromotedValue
Maximum cathode current
20 mA
PromotedValue

Characteristics

Plate resistance
40000 ohm
PromotedValue
Transconductance
0.0016 A/V
PromotedValue
Amplification factor
65
PromotedValue

SECTION 2

Triode

Other

Typical plate voltage
150 V
VerticalDeflection
Typical plate current
35 mA
VerticalDeflection
Maximum peak cathode current
175 mA
VerticalDeflection
Maximum peak positive pulse plate voltage
1500 V
VerticalDeflection
Maximum plate voltage
275 V
PromotedValue
Maximum plate dissipation
7 W
PromotedValue
Maximum cathode current
50 mA
PromotedValue

Characteristics

Plate resistance
925 ohm
PromotedValue
Transconductance
0.0065 A/V
PromotedValue
Amplification factor
6
PromotedValue

Data set 03

1971 RCA HB3 Binder 5 of 7

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

Plate voltage
250 V
TVVerticalDeflection Inherited from explicitly referenced 6DR7.
Grid voltage
-3 V
TVVerticalDeflection Inherited from explicitly referenced 6DR7.
Plate current
3.4 mA
TVVerticalDeflection Inherited from explicitly referenced 6DR7.

Capacitance

Grid-to-plate capacitance
4.5 pF
Inherited from explicitly referenced 6DR7.
Input capacitance
2.2 pF
Inherited from explicitly referenced 6DR7.
Output capacitance
0.3 pF
Inherited from explicitly referenced 6DR7.

SECTION 2

Triode

Other

Plate voltage
150 V
TVVerticalDeflection Inherited from explicitly referenced 6DR7.
Grid voltage
-17.5 V
TVVerticalDeflection Inherited from explicitly referenced 6DR7.
Plate current
35 mA
TVVerticalDeflection Inherited from explicitly referenced 6DR7.

Capacitance

Grid-to-plate capacitance
8.5 pF
Inherited from explicitly referenced 6DR7.
Input capacitance
5.5 pF
Inherited from explicitly referenced 6DR7.
Output capacitance
1 pF
Inherited from explicitly referenced 6DR7.

Data set 04

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

Heater Warm-up Time (Average) —
11 s
Other;PublishedValue1
Heater Warm-up Time (Average) —
11 s
Other;PublishedValue2
Peak value
200 V
Other;PublishedValue1
Peak value
200 V
Other;PublishedValue2
Peak value
200 V
Other;PublishedValue3
Average value
100 V
Other;PublishedValue1
Average value
100 V
Other;PublishedValue2
Average value
100 V
Other;PublishedValue3
DC Plate Voltage
330 V
MaximumRating;PublishedValue1
DC Plate Voltage
275 V
MaximumRating;PublishedValue2
Peak Positive-Pulse Plate Voltage* —
1500 V
MaximumRating
Peak Negative-Pulse Grid Voltage
400 V
MaximumRating;PublishedValue1
Peak Negative-Pulse Grid Voltage
250 V
MaximumRating;PublishedValue2
Peak Cathode Current
70 mA
MaximumRating;PublishedValue1
Peak Cathode Current
175 mA
MaximumRating;PublishedValue2
Average Cathode Current
20 mA
MaximumRating;PublishedValue1
Average Cathode Current
50 mA
MaximumRating;PublishedValue2
Plate Dissipation
1 W
MaximumRating;PublishedValue1
Plate Dissipation
7 W
MaximumRating;PublishedValue2
For grid-resistance-bias or cathode-bias operation
2.2 megohm
MaximumCircuitValue;PublishedValue1
For grid-resistance-bias or cathode-bias operation
2.2 megohm
MaximumCircuitValue;PublishedValue2
Maximum Plate Voltage
330 V
Section1
Maximum Plate Dissipation
1 W
Section1
Maximum Cathode Current
70 mA
Section1

Capacitance

Grid to Plate
4.5 pF
Capacitance;PublishedValue1
Grid to Plate
8.5 pF
Capacitance;PublishedValue2
Grid to Cathode and Heater
2.2 pF
Capacitance;PublishedValue1
Grid to Cathode and Heater
5.5 pF
Capacitance;PublishedValue2
Plate to Cathode and Heater
0.34 pF
Capacitance;PublishedValue1
Plate to Cathode and Heater
1 pF
Capacitance;PublishedValue2

Characteristic

Plate Voltage
250 V
Characteristic;PublishedValue1
Plate Voltage
150 V
Characteristic;PublishedValue2
Grid Voltage
-3 V
Characteristic;PublishedValue1
Grid Voltage
-17.5 V
Characteristic;PublishedValue2
Plate Resistance (Approx.)
40000 ohm
Characteristic;PublishedValue1
Plate Resistance (Approx.)
925 ohm
Characteristic;PublishedValue2
Transconductance
1600 uS
Characteristic;PublishedValue1
Transconductance
6500 uS
Characteristic;PublishedValue2
Plate Current
1.4 mA
Characteristic;PublishedValue1
Plate Current
35 mA
Characteristic;PublishedValue2
Plate Current for grid voltage of —
24 V
Characteristic
Grid Voltage (Approx.) for plate current of
10 uA
Characteristic
Grid Voltage (Approx.) for plate current of
50 uA
Characteristic;PublishedValue1
Grid Voltage (Approx.) for plate current of
44 uA
Characteristic;PublishedValue2
PLATE
92 V
Characteristic;PublishedValue1
PLATE
99 V
Characteristic;PublishedValue2
PLATE
92 V
Characteristic;PublishedValue3
PLATE
99 V
Characteristic;PublishedValue4
Plate Resistance
40000 ohm
Section1
Transconductance
1600 uS
Section1
Amplification Factor
68
Section1

SECTION 2

Triode

Other

Maximum Plate Voltage
275 V
Section2
Maximum Plate Dissipation
7 W
Section2
Maximum Cathode Current
175 mA
Section2

Characteristic

Plate Resistance
925 ohm
Section2
Transconductance
6500 uS
Section2
Amplification Factor
6
Section2