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6EV5

Sharp-cutoff tetrode designed as an RF amplifier in VHF television tuners, providing high-frequency gain for the receiver front end.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: E7-1
Socket code: B7G
Base pins: 7
Nominal heater: 6.3 V / 600 mA

Description

Sharp-cutoff tetrode used as an RF amplifier in VHF television tuners.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: E7-1
Socket code: B7G
Base pins: 7
Nominal heater voltage: 6.3 V
Nominal heater current: 600 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

E7-1 - 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

Tetrode

X-ray radiationInterelectrode capacitances

Plate resistance: 150000 Ω
Transconductance: 0.0088 S
Max plate voltage: 300 V
Max screen voltage: 300 V
Max plate dissipation: 2.5 W
Max screen dissipation: 0.55 W
Max cathode current: 20 mA
Rectifier max heater-cathode voltage: 200 V
Rectifier warm-up time: 11 s

Published promoted fields populated from the printed semantic headings.

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

1950 Sylvania

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Characteristic

Heater Voltage.................. 2.4 2.9 6.3 Volts
6.3 V
Heater Voltage.................. 2.4 2.9 6.3 Volts
Heater Current. ... ............. 600 450 200 Ma
200 mA
Heater Current. ... ............. 600 450 200 Ma
Output. . .. e 2.9 uuf
2.9 pF
Output. . .. e 2.9 uuf
Grid No.2 Voltage. ..., 80 Volis
2 V
Grid No.2 Voltage. ..., 80 Volis
Grid No.1 Voltage. ..., -1 Volt
-1 V
Grid No.1 Voltage. ..., -1 Volt
Plate Current. . ... ... i i 11.5 Ma
11.5 mA
Plate Current. . ... ... i i 11.5 Ma
Grid No. 2 Current. . ... .. it 0.9 Ma
0.9 mA
Grid No. 2 Current. . ... .. it 0.9 Ma
Transconductance. ..., 8800 umhos
8800 umhos
Transconductance. ..., 8800 umhos
Plate Resistance. . ... ........cooiiiiiniiiiinnnens 0.150 Megohm
0.15 Megohm
Plate Resistance. . ... ........cooiiiiiniiiiinnnens 0.150 Megohm

Other

Plate Voltage.............. ... 275 Volts Max.
275 V
Plate Voltage.............. ... 275 Volts Max.
Grid No. 2 Supply Voltage R 180 Volts Max.
180 V
Grid No. 2 Supply Voltage R 180 Volts Max.
Plate Dissipation. .. ......................... .. 3.25 Watts Max.
3.25 W
Plate Dissipation. .. ......................... .. 3.25 Watts Max.
Grid No. 2 Dissipation. ............. ... ... ....cuv.. 0.2 Watts Max.
0.2 W
Grid No. 2 Dissipation. ............. ... ... ....cuv.. 0.2 Watts Max.
Positive Grid No. 1 Voltage. .. ....................... 0 Volts Max.
0 V
Positive Grid No. 1 Voltage. .. ....................... 0 Volts Max.
Cathode Current. ... ... ... ... ., i i 20 Ma Max.
20 mA
Cathode Current. ... ... ... ... ., i i 20 Ma Max.
Grid Circuit Resistance. . ....................oiovn... 0.5 Megohm Max.
0.5 Megohm
Grid Circuit Resistance. . ....................oiovn... 0.5 Megohm Max.

Data set 02

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Characteristic

Plate Resistance
150000 ohm
Typical
Transconductance
8800 uS
Typical

Data set 03

1965 Ericsson Longlife

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

Plate voltage
250 V
Screen-grid voltage
80 V
Control-grid voltage
-1 V
Plate current
11.5 mA
Screen-grid current
0.9 mA
Transconductance minimum
7000 uS
Transconductance maximum
11000 uS
Plate current maximum
14 mA
Screen-grid current maximum
1.8 mA

Characteristics

Transconductance
8800 uS
Plate resistance
0.15 MOhm

Data set 04

1965 Sylvania Electronic Tubes Vol3

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

Plate voltage
250 V
Screen-grid voltage
80 V
Grid 1 voltage
-1 V

Characteristics

Plate resistance
150000 Ohm
Transconductance
8800 uS
Control-grid cutoff voltage
-4.5 V

Capacitance

Grid-to-plate capacitance
0.035 pF
Shielded
Input capacitance
4.5 pF
Shielded
Output capacitance
2.9 pF
Shielded

Data set 05

1965 Westinghouse Data Book

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

Plate voltage maximum
275 V
Screen supply voltage maximum
180 V
Plate dissipation maximum
3.25 W
Screen dissipation maximum
0.2 W
Typical plate voltage
250 V
Typical screen voltage
80 V
Plate current
11.5 mA
Screen current
0.9 mA

Characteristics

Plate resistance
150000 ohm
Transconductance
8800 uS
Grid1 cutoff bias
-4.5 V

Capacitance

Grid1-to-plate capacitance maximum
0.035 pF
Input capacitance
4.5 pF
Output capacitance
2.9 pF

Application

Application
VHF television tuner RF amplifier

Data set 06

1966 Tung Sol Electronic Tubes 2 of 4

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

Plate_voltage
250 V
ClassA
Screen_voltage
80 V
ClassA
Grid_1_voltage
-1 V
ClassA

Characteristic

Plate_current
11.5 mA
ClassA
Screen_current
0.9 mA
ClassA

Data set 07

196X LM Ericsson

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Characteristics

Heater voltage
6.3 V
Heater current
200 mA
Transconductance
8799.999999999998 uS
Application
CATV broadband RF amplifier

Other

Maximum plate voltage
300 V
Maximum screen voltage
200 V
Maximum plate dissipation
3.5 W

Data set 08

1971 RCA HB3 Binder 4 of 7

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

Plate voltage
250 V
ClassA
Plate current
11.5 mA
ClassA
Maximum plate voltage
330 V
Maximum screen-grid voltage
165 V
Grid No.l to plate
0.035 mA
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

Characteristics

Plate resistance
150000 ohm
ClassA
Transconductance
8800 uS
ClassA
Voltage (AC or DC) — published value 1
6.3 V
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
Voltage (AC or DC) — published value 2
10 V
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
Current at 6.3 volts — published value 1
6.3 V
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
Current at 6.3 volts — published value 2
0.2 V
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
grid No.2, and heater — published value 1
4
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
grid No.2, and heater — published value 2
50
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
grid No.2, and heater — published value 1
2
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
grid No.2, and heater — published value 2
90
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
Plate Voltage
250 V
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
Grid-No.2 Voltage
80 V
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.
Plate Resistance (Approx ) — published value 1
0 Mohm
Published datasheet value; multiple numbers on one source row represent separate limits or operating conditions.

Data set 09

1975 RCA RC30

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

Heater Voltage (ac/dc) g
3 V
Published in approved 6EV5 target entry; Section1
0
2 A
Published in approved 6EV5 target entry; Section1
Plate Voltage
275 V
Published in approved 6EV5 target entry; Section1
Cathode Current
20 mA
Published in approved 6EV5 target entry; Section1
Plate Dissipation
3.25 W
Published in approved 6EV5 target entry; Section1
For grid-No.2 voltages up to
90 V
Published in approved 6EV5 target entry; Section1
For grid-No.2 voltages up to 90 volts
0.2 W
Published in approved 6EV5 target entry; Section1
For grid-No.2 voltages between 90 and
180 V
Published in approved 6EV5 target entry; Section1

Capacitance

Grid No.l to Cathode, Heater, Grid No.2, and Internal Shield
4.5 pF
Published in approved 6EV5 target entry; Section1
Plate to Cathode, Heater, Grid No.2, and Internal Shield
2.9 pF
Published in approved 6EV5 target entry; Section1

Characteristic

Grid-No.2 Voltage
80 V
Published in approved 6EV5 target entry; Section1
Grid-No.l Voltage
-1 V
Published in approved 6EV5 target entry; Section1
Plate Resistance (Approx.)
0.15 MΩ
Published in approved 6EV5 target entry; Section1
Transconductance
8800 µS
Published in approved 6EV5 target entry; Section1
Plate Current
11.5 mA
Published in approved 6EV5 target entry; Section1
Grid-No.2 Current
0.9 mA
Published in approved 6EV5 target entry; Section1
Grid-No.l Voltage (Approx.) for transconductance of
100 µS
Published in approved 6EV5 target entry; Section1