6101

Reliable long-life twin triode intended for demanding amplifier applications, with rugged construction for equipment exposed to mechanical stress and extended operating periods.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 2
Base: 7BF
Socket code: B7G
Base pins: 7
Nominal heater: 6.3 V / 450 mA

Description

The RCA 6101 is a premium medium-mu twin triode based on 6J6.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: 7BF
Socket code: B7G
Base pins: 7
Nominal heater voltage: 6.3 V
Nominal heater current: 450 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

7BF - Terminal pinout

Electrical assignments shared by every tube using this base designation.

Terminal	Section	Connection	Evidence
PIN12P	B	P — Plate (Anode) EIA chart transcription; manufacturer confirmation pending	Unverified EIA Base Connections, printed page 128, 7BF
PIN21P	A	P — Plate (Anode) EIA chart transcription; manufacturer confirmation pending	Unverified EIA Base Connections, printed page 128, 7BF
PIN3H	—	H — Heater EIA chart transcription; manufacturer confirmation pending	Unverified EIA Base Connections, printed page 128, 7BF
PIN4H	—	H — Heater EIA chart transcription; manufacturer confirmation pending	Unverified EIA Base Connections, printed page 128, 7BF
PIN51G1	A	G1 — Control Grid EIA chart transcription; manufacturer confirmation pending	Unverified EIA Base Connections, printed page 128, 7BF
PIN62G1	B	G1 — Control Grid EIA chart transcription; manufacturer confirmation pending	Unverified EIA Base Connections, printed page 128, 7BF
PIN7K	A	K — Cathode EIA chart transcription; manufacturer confirmation pending	Unverified EIA Base Connections, printed page 128, 7BF

Section ratings

2 physical sections, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances

Plate resistance: 6300 Ω
Transconductance: 0.006 S
Amplification factor: 38
Max plate voltage: 330 V
Max plate dissipation: 0.85 W

Published ratings and characteristics promoted where applicable; additional source-table values retained in TUBE_SECTION_PARAMETER.

Section 2

Triode

X-ray radiationInterelectrode capacitances

Plate resistance: 6300 Ω
Transconductance: 0.006 S
Amplification factor: 38
Max plate voltage: 330 V
Max plate dissipation: 0.85 W

Second physical triode restored under current one-row-per-physical-section policy.

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

195X General Electric Essential Characteristics

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

Maximum plate voltage
330 V
Published handbook rating
Plate voltage
100 V
ClassA
Plate current
8.5 mA
ClassA

Characteristic

Plate resistance
6300 ohm
Published handbook characteristic
Transconductance
6000 µS
Published handbook characteristic
Amplification factor
38
Published handbook characteristic
Heater/filament voltage
6.3 V
Published heater/filament rating
Heater/filament current
450 mA
Published heater/filament rating

Data set 02

1960 RCA Industrial and Communications Types

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

Heater Voltage
6.3 V
Heater Current
450 mA
Plate Resistance
6300 ohm
Each section
Transconductance
6000 uS
Each section
Amplification Factor
38 ratio
Each section

Data set 03

1971 RCA HB3 Binder 3 of 7

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

Intended for appiicntions at altitudes up to 55000
55000
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Voltage — published value 1
6 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Voltage — published value 2
3 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Voltage — published value 3
10 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Current
450 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Grid to Plate — published value 1
1
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Grid to Plate — published value 2
5
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Heater to Cathode
60
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Supply Voltage
100 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Cathode-Bias Resistor
50 ohm
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Resistance
6300 ohm
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Transconductance
6000
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current
8.5 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Pin 1 -Plate of — published value 1
1
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Pin 1 -Plate of — published value 2
5
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Pin 2 -Plate of — published value 1
2
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Pin 2 -Plate of — published value 2
6
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Pin 3 —Heater — published value 1
3
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Pin 3 —Heater — published value 2
7
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Pin 4 -Heater
4
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
~' Corresponds to altitude of about 55000 feet
55000 ft
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Heater Current — published value 1
1 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Heater Current — published value 2
420 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Heater-to-Cathode Capacitance — published value 1
2
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Heater-to-Cathode Capacitance — published value 2
4
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (1) — published value 1
1 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (1) — published value 2
14 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (1) — published value 3
6.5 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (1) — published value 4
11.5 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (2) — published value 1
2 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (2) — published value 2
1 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (2) — published value 3
5 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (2) — published value 4
200 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (3) — published value 1
3 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (3) — published value 2
1 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (3) — published value 3
7 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Plate Current (3) — published value 4
5 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Transconductance (1) — published value 1
1
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Transconductance (1) — published value 2
4
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Transconductance (1) — published value 3
4500
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Transconductance (1) — published value 4
7500
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Transconductance (2) — published value 1
2
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Transconductance (2) — published value 2
6.4
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Reverse Grid Current (1) — published value 1
1 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Reverse Grid Current (1) — published value 2
1 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Reverse Grid Current (1) — published value 3
500 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Reverse Grid Current (2) — published value 1
2 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Reverse Grid Current (2) — published value 2
9 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Reverse Grid Current (2) — published value 3
10 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Reverse Grid Current (2) — published value 4
1 A
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note — published value 1
1 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note — published value 2
6.3 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note — published value 1
3 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note — published value 2
100 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note
100 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Nate — published value 1
5 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Nate — published value 2
250 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note — published value 1
7 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note — published value 2
250 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
to 9: Witty Dlate suD Ply voltage of 250 volts, grid —circuit resistance — published value 1
9 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
to 9: Witty Dlate suD Ply voltage of 250 volts, grid —circuit resistance — published value 2
250 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
500 onms common to Dotty units. Plate of unit Mo.1 tied to plate
500
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note 10: With Dlate suDDly voltage OT 100 volt 5, grid —Circuit re5i5ta nce — published value 1
10 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note 10: With Dlate suDDly voltage OT 100 volt 5, grid —Circuit re5i5ta nce — published value 2
100 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Note 10: With Dlate suDDly voltage OT 100 volt 5, grid —Circuit re5i5ta nce — published value 3
5 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
50 ohms Common to Dotty units. Plate of unit No.i tied to plate
50 ohm
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
ote 11: With 100 volts do between heater and Cathode — published value 1
11 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
ote 11: With 100 volts do between heater and Cathode — published value 2
100 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
ote 12: Witty grid 100 volts negative with respect to all other elec— — published value 1
12 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
ote 12: Witty grid 100 volts negative with respect to all other elec— — published value 2
100 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
do plate voltage of 250 volts, do grid voltage of -8 — published value 1
250 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
do plate voltage of 250 volts, do grid voltage of -8 — published value 2
-8 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
volts, plate load resistance of 20000 ohms, and vibrational
20000 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
supply voltage of 100 volts, grid-circuit resistance of
100 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
0. 1 megohm common to both units, cathode-bias resistor of — published value 1
0 Mohm
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
0. 1 megohm common to both units, cathode-bias resistor of — published value 2
1 Mohm
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
50 ohms common to both units, and plate load resistance
50 ohm
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
variation in transconductance from the 0-hour reading
0
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.

Other

PLATE VOLTAGE
330 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
PLATE DISSIPATION — published value 1
0 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
PLATE DISSIPATION — published value 2
85 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Heater negative with respect to cathode
180 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
Heater positive with respect to cathode
180 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
For cathode-bias operation — published value 1
0 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
For cathode-bias operation — published value 2
5 mA
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
RMS Output Voltage
25 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.
RMS Output Voltage
7 V
Published datasheet value; multiple values on a source row represent separate source-table conditions or limits.