Radio Valve Data: 1915-1960

Keith R Thrower OBE, The Valve Museum, April, 2022.

Post-1925 amplifying valves, frequency changers
and signal diodes

Type

Description

Filament

Anode

Auxillary Grid

Grid

r_a

g_m/g_o

R_L

P_o

R_k

Base ^{(1)Pin-out details for non-exhibits can be found with the base details.}

Year

Volts

Amps

Volts

mA

Volts

mA

-V

kΩ

mA/V

kΩ

Watts

Ω

Type

Ref

 Dario

 Note: for Loctal B8G read B8B, USS & USM = UX, Y8A = Footless

AC Mag Power = R.3880

Output triode

4.0*

0.30

200

20.0

-

-

19.0

2.2

3.80

B4

1

1930

AC Polyodion

Output pentode (See also TE634A)

4.0

1.00

250

24.0

250

7.0

15.0

3.50

8.0

2.0

B5

6

1932

AC Screenodion = I.4091

RF tetrode (See also TE424)

4.0

1.00

200

1.5

100

600.0

1.00

B5+tc

2

1930

AC Super Det = I.4076

Detector triode (See also TE244N)

4.0

1.00

150

8.0

-

-

6.0

7.5

2.00

B5

1

1930

AC Super H F = I.4078

General purpose triode (See also TE384)

4.0

1.00

200

3.0

-

-

2.0

20.0

2.00

B5

1

1930

AC Super Power

Output triode (See also TE094)

4.0

1.00

200

14.0

-

-

12.0

3.0

3.00

7.0

0.6

B5

1

1932

AC Super Screen

RF tetrode (See TE524T

4.0

1.00

200

3.0

100

300.0

3.00

B5+tc

2

1932

AC VM Screen A

VM RF tetrode (See also TE554)

4.0

1.00

200

3.0

100

2/40

1.00

B5+tc

2

1932

AC VM Screen B

VM RF tetrode

4.0

1.00

200

4.0

100

2/40

2.40

B5+tc

2

1932

BBC12

Double diode triode

2.0*

0.10

150

2.5

-

-

2.0

10.5

1.50

B5+tc

5

1936

BH12

Hexode mixer

2.0*

0.135

135

2.0

60

1.5

1.40

B7+tc

28

1938

BK22

Octode FC

2.0*

0.14

135

0.6

45

2.5

0/12

2.5M

0.25⅄

B7

1

1936

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

BLL32

Double output pentode

2.0*

0.45

135

2.5

135

10.5

4.00

15.5

1.9

B9

4

1938

DC Polyodion

Output pentode

20.0

0.18

200

20.0

200

6.0

18.0

2.50

8.0

2.0

B5

6

1932

DC Screenodion

RF tetrode

20.0

0.18

200

4.0

60

360.0

1.10

B5+tc

2

1932

DC Super Det

Detector triode

20.0

0.18

200

6.0

-

-

3.0

11.0

3.50

B5

1

1932

DC Super Power

Output triode

20.0

0.18

200

15.0

-

-

18.0

2.4

2.50

7.0

0.6

B5

1

1933

Detector

Detector triode

2.0*

0.10

150

2.00

-

-

1.5

25.0

1.00

B4

1

1932

Hyper Power Bivolt

Output triode

1.8*
2.0*

0.30
0.30

200
200

18.0
 

-
-

-
-

20.0
18.0

2.2
2.4

2.30
3.00

 
5.0

 
0.50

B4

1

1929
1931

Hyper Power Forvolt

Output triode

3.5*
4.0*

0.15
0.15

200
200

18.0
22.0

-
-

-
-

20.0
18.0

2.2
2.4

2.30
3.00

 
0.50

B4

1

1929
1931

Pentodion (2V)

Output pentode

1.8*

0.30

B4+st

26

1929

Pentodion (4V)

Output pentode

3.5*

0.15

B4+st

26

1929

PB172

Triode

2.0*

0.10

150

4.5

-

-

3.0

13.0

1.30

B4

1

PF462

RF pentode

2.0*

0.18

150

3.0

150

1.0

600.0

1.85

B7+tc

4

1935

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

PF472

VM RF pentode

2.0*

0.18

150

2.5

150

0.5

0.5/16

500.0

1.70

B7+tc

4

1935

Polyodion

Output pentode

2.0*

0.20

150

15.0

150

4.0

10.0

1.50

11.0

0.40

B5

6

1932

Resistron Bivolt

RCC amplifier triode

1.8*

0.10

160

0.25

-

-

1.5

60.0

0.50

B4

1

1928

Resistron Forvolt

RCC amplifier triode

3.5*

0.075

160

0.25

-

-

1.5

60.0

0.50

B4

1

1928

Screenodion (2v)

RF tetrode

1.8*

0.15

200

2.0

80

250.0

1.00

B4+tc

2

1930

Screenodion (4v)

RF tetrode

3.5*

0.075

200

2.0

80

250.0

1.00

B4

1

1930

Super Detector
Bivolt

Detector or AF triode

1.8*
2.0*

0.15
0.15

200
150

3.0
3.5

-
-

-
-

4.5
6.0

7.5
7.5

2.00
2.00

B4

1

1930
1931

Super Detector
Forvolt

Detector or AF triode

3.5*
4.0*

0.075
0.15

200
150

3.0
3.5

-
-

-
-

4.5
6.0

7.5
7.5

2.00
2.00

B4

1

1930
1931

Super HF Bivolt

General purpose triode

1.8*

0.15

200

2.0

-

-

3.0

21.0

1.20

B4

1

1928

Super HF Forvolt

General purpose triode

3.5*

0.075

200

2.0

-

-

3.0

21.0

1.20

B4

1

1930

Super Power (2V)

Output triode

1.8*

0.18

150

7.0

-

-

4-15

4.5

2.00

B4

1

1930

Super Power (4V)

Output triode

3.5*

0.10

150

7.0

-

-

4-15

4.5

2.00

B4

1

1930

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

TB13

Double diode

13.0

0.20

75

0.8

-

-

B5

3

1934

TB24

Double diode

4.0

0.65

200

0.8

-

-

B5

3

1935

TB032

Output triode

2.0*

0.20

150

12.0

-

-

30.0

2.0

1.50

6.0

0.45

B4

1

1934

TB032A

Output triode

2.0*

0.18

150

12.0

-

-

15.0

3.0

2.00

7.0

0.25

B4

1

1933

TB052

Output triode

2.0*

0.15

150

7.0

-

-

18.0

4.2

1.20

10.0

0.20

B4

1

1934

TB062

Output triode

2.0*
2.0*

0.18
0.33

150
150

13.0
13.0

-
-

-
-

10.5
10.5

3.0
3.0

2.00
2.00

3.5
8.0

0.35
0.55

B4

1

1934
1936

TB102

General purpose triode

2.0*

0.10

150

5.0

-

-

6.0

8.0

1.25

B4

1

1934

TB122

AF triode

2.0*

0.20

135

5.0

-

-

6.0

6.0

2.00

B4

1

1933

TB172

Detector triode

2.0*

0.10

150

4.5

-

-

3.0

12.0

1.40

B4

1

1933

TB213

Double diode

13.0

0.20

-

-

B5

3

TB282

Detector or AF triode

2.0*

0.10

150

2.0

-

-

2.0

22.0

1.30

B4

1

1933

TB402

Class B double triode

2.0*

0.20

150

3.0

-

-

0

14.0

14.5

1.5

B7

1

1934

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

TB422

RF tetrode

2.0*

0.15

150

2.8

90

0

330.0

1.50

B4+tc

2

1933

TB452

VM RF tetrode

2.0*

0.15

150

2.0

70

0.4

0

200.0

1.50

B4+tc

2

1933

TB552

VM RF tetrode

2.0*

0.15

150

1.8

75

0/9

350.0

1.50

B4+tc

2

1938

TB622

RF tetrode

2.0*

0.18

150

2.0

90

0.5

0.5

350.0

1.40

B4+tc

2

1935

TB4313

Output pentode

13.0

0.20

250

2.0

250

2.0

23.0

80.0

1.90

Ct8

4

TB4320M
TB4320P

Output pentode

24.0

0.20

200

40.0

100

5.0

19.0

23.0

3.10

7.0

3.5

400

B7
Ct8

24
4

1936
1936

TB4613

RF pentode

13.0

0.20

200

3.0

100

1.2

1.33M

2.20

Ct8+tc

15

1934

TB4620

RF pentode

20.0

0.18

200

3.0

100

1.2

2.0

2.1M

2.20

B5+tc

2

1937

TB4720

VM RF pentode

20.0

0.18

200

4.0

100

1.7

2/50

1.1M

2.00

B5+tc

2

1937

TB5013M
TB5013P

Octode FC

13.0

0.20

200

1.6

70

1.5/25

1.5M

0.6⅄

B7+tc
Ct8+tc

2
2

1937
1937

TB5613M
TF65613P

VM RF pentode

13.0

0.20

200

4.5

100

2/22

1M

2.20

B7+tc
Ct8+tc

6
15

1934

TB8013

Triode

13.0

0.20

200

6.0

-

-

4.0

12.0

2.50

Ct8+tc

3

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

TB9920

Triode

20.0

0.18

200

0.2

-

-

1.5

30.0

3.00

B5

1

1937

TBC14

Double diode triode

4.0

0.65

250

4.0

-

-

7.0

13.5

2.00

B7+tc

7

1936

TBC113M
TBC113P

Double diode triode

13.0

0.20

250

4.0

-

-

5.0

13.0

2.00

B7+tc
Ct8+tc

7
7

1936

TBC5013

Octode FC

13.0

0.20

200

0.8

70

3.0

1.5

1.5M

0.60⅄

B7+tc

2

1936

TBL14

Double diode output pentode

4.0

2.25

250

36.0

250

9.50

B7+tc

22

1938

TBL44

Double diode output pentode

4.0

2.25

250

32.0

250

4.5

6.0

9.50

7.0

4.0

150

B7+tc

22

1938

TBL226

Output pentode

24.0

0.18

200

40.0

200

19.0

8.00

B5+tc

7

TC113

Triode

13.0

0.20

200

5.0

-

-

3.7

3.30

B7+tc

23

TC432

Output pentode

2.0*

0.20

150

9.5

150

2.0

4.5

75.0

2.40

15.0

0.42

B4+st
B5

26
6

1934
1934

TC432N

Output pentode

2.0*

0.20

150

15.0

150

4.0

10.0

11.0

0.4

B5

6

1933

TC434

Output pentode (a.c.)

4.0*

0.25

300

22.0

200

4.5

25.0

35.0

1.70

15.0

2.8

B5

6

1934

TCH24

Triode hexode FC

4.0

1.45

250

3.5

100

7.0

2.5/25

2M

0.75⅄

B7+tc

3

1938

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

TCH229

Triode hexode FC

21.0

0.20

250

4.0

70

1.5

1.20⅄

B7+tc

3

TCH432

Output pentode

2.0*

0.30

150

15.0

150

4.0

10.0

9.0

0.6

B4+st
B5

26
6

1934
1934

TD044

Output triode

4.0*

0.65

250

40.0

-

-

40.0

1.3

2.70

1000

B4

1

1938

TD24

Output triode

4.0*

1.00

300

48.0

-

-

38.0

1.2

5.00

B4

1

TE4

Double diode

4.0

0.65

70

0.8

-

-

B5

3

1934

TE094

Output triode (IH)

4.0

1.00

200

12.0

-

-

16.0

7.0

1.30

7.0

0.6

850

B5

1

1933

TE24

Detector triode

4.0

1.00

200

6.0

-

-

3.5

10.0

2.40

B5

1

1934

TE244N

Detector triode

4.0

1.00

200

6.0

-

-

6.0

7.5

3.20

B5

1

1933

TE384

Detector or AF triode

4.0

1.00

200

1.5

-

-

2.5

25.0

1.50

B5

1

1933

TE424

RF tetrode

4.0

1.00

200

1.5

100

0.6

1.3

800.0

0.90

B5+tc

2

1933

TE434

Output pentode

4.0*

1.10

250

36.0

250

7.0

14.0

43.0

3.50

8.0

3.4

325

B5

6

1934

TE444

Single diode RF tetrode

4.0

1.10

200

0.35

33

0.25

2.3

2.5M

3.00

B7

8

1934

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

TE464

RF pentode

4.0

1.10

200
200

3.0
3.0

100
100

1.5
1.5

2.0
2.0

2M
2.2M

2.50
2.30

B5+tc
B7+tc

2
5

1934
1935

TE474

VM RF pentode

4.0

1.10

200
200

4.5
4.5

100
100

2.0
2.0

1.5/30
1.5/30

1M
1M

2.00
2.30

B5+tc
B7+tc

2
5

1934
1935

TE504

Octode FC

4.0

0.65

mix250
osc90

4.5
4.5

90
 

2.0
 

1.5
 

1.5M
5.0

0.65⅄
2.20

B7+tc

2

1934

TE524

RF tetrode

4.0

1.00

200

3.0

100

1.0

2.0

450.0

2.00

B5+tc

2

1935

TE524T

RF tetrode

4.0

1.00

200

3.0

100

300.0

3.00

B5+tc

2

1933

TE534

Output pentode

4.0

1.10

250

24.0

250

7.0

15.0

70.0

2.50

10.0

2.5

500

B5+st
B7

16
24

1934
1936

TE554

VM RF tetrode

4.0

1.00

200

3.0

100

1.0

1.5/40

300.0

2.00

B5+tc

2

1933

TE564

VM RF pentode

4.0

1.20

200

4.25

100

2.0

2/22

1.4M

2.50

B5+tc
B7+tc

2
5

1934

TE634

Output pentode

4.0

1.35

250

36.0

250

9.0

22.0

37.0

2.70

8.0

3.4

500

B7

24

1934

TE634A

Output pentode

4.0

1.00

250

24.0

250

7.0

15.0

8.0

2.0

500

B5+st

16

1933

TE994

Detector or AF triode

4.0

1.00

200

1.0

-

-

1.6

25.0

4.00

B5

1

1934

TE4313

Output pentode

13.0

0.20

200

25.0

100

5.5

14.0

10.0

2.0

470

Ct8+tc

4

1934

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

TE4320

Output pentode

20.0

0.20

200

40.0

100

5.5

20.0

6.0

3.4

420

Ct8+tc

4

1934

TE5013

Octode FC

13.0

0.20

mix250
osc90

1.5
1.7

90
 

1.3
 

1.5
 

1.5M
23.0

0.65⅄
1.10

B7+tc

2

1934

TF44

RF pentode

4.0

0.65

250

4.0

250

2.4

2M

3.40

B7+tc

5

1938

TF64

VM RF pentode

4.0

0.65

250

11.5

250

4.5

3/45

2.00

B7+tc

5

1938

TF104

Output triode

4.0*

2.00

550

45.0

-

-

36.0

2.5

4.00

2.7

5.7

600

B4

9

1938

TF313M
TF313P

VM RF pentode

13.0

0.20

200

8.0

100

2.6

3/50

250.0

1.80

B7+tc
Ct8+tc

6
15

1936

TF364

Output triode

4.0*

2.0

400

63.0

-

-

92.0

3.0

3.80

B4

1

TF713M
TF713P

RF pentode

13.0

0.20

200

3.0

100

1.1

2.0

2M

2.40

B7+tc
Ct8+tc

6
15

1936

TK24

Octode FC

4.0

0.65

250

1.6

70

3.0

1.5

1.5M

0.60⅄

B7+tc

2

1935

TL34

Output pentode

4.0

1.10

200

33.3

200

6.0

9.50

7.0

3.5

B7

24

1937

TL44

Output pentode

4.0

1.75

250

36.0

250

6.0

9.50

8.0

3.5

175

B7

24

1936

TL54

Output pentode

4.0

2.00

250

72.0

275

12.5

8.50

3.5

8.5

175

B7

24

1938

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

TL413

Output pentode

33.0

0.20

200

45.0

200

8.5

8.00

4.5

4.0

320

B7

24

1936

Universal Bivolt

Triode

1.8*
2.0*

0.10
0.10

200
100

3.0
3.5

-
-

-
-

1.5
4.5

10.0
8.0

1.00
1.25

B4

1

1929
1931

Universal Forvolt

Triode

3.5*
4.0*

0.075
0.10

200
100

3.0
3.5

-
-

-
-

1.5
4.5

10.0
8.0

1.00
1.25

B4

1

1929
1931

VM Screenodion

VM RF tetrode

2.0*

0.15

150

2.0

70

0.5/9

1.25

B4+tc

2

1932

VM Super Screen

VM RF tetrode (See also TB452)

2.0*

0.18

150

1.8

90

0.4

0.5

330.0

0.40

B4+tc

2

Rectifiers

Type

Class

Cathode

Va

DC Ia

PIV

DC Vo

Base

Year

Type

Volts

Amps

Max RMS

mA

Volts

Volts

Type

Ref

Year

 Dario

 Note: for Loctal B8G read B8B, USS & USM = UX, Y8A = Footless

FW1

FW

DH

4.0

1.00

300

75

245

B4

5

1932

FW2

FW

DH

4.0

1.00

350

120

320

B4

5

1932

FW3

FW

DH

4.0

2.00

500

120

500

B4

5

1932

IFW1

FW

IH

4.0

2.00

500

120

500

B4

14

1935

IFW4

FW

IH

4.0

2.50

500

120

B4

14

SW1

HW

DH

4.0

1.00

400

60

400

B4-3

4

1934

TB34

FW

IH

4.0

2.40

500

120

B4

14

TBY233 = Tungsram. PV4018

VD

IH

33.0

0.18

2 x 125

120

C7

7

TW1

HW

IH

20.0

0.20

250

75

B5

8

1934

TW1P = UR1 Mullard

HW

B5

8

TW2

FW
VD

IH

30.0

0.20

250
2 x 125

120
60

B7

21

1936

TW2P = UR3 Mullard

2xHW

IH

30.0

0.20

250

120

Ct8

35

Click for pin-out: B4 - UX4 - B5 - Ct5 - UX5 - UX6 - B7 - B7G - UX7 - B8A - B8B - MO - IO - Ct8 - Footless - B9 - B9A - B9G - B10B - Others

TW10 = UR1C Mullard

HW

IH

20.0

0.20

250

120

B5

8

TZ34 = MU12 MOV

FW

IH

4.0

2.00

350

120

B4

14

1938

V90

FW

DH

4.0

2.50

450

125

B4

5

1931

V105

HW

DH

7.0

1.00

550

50

B4

4

1931

V165

HW

DH

7.5

1.30

850

100

B4

4

1931

V3880

FW

DH

4.0

1.30

350

75

B4

5

1930

V4001

FW

IH

4.0

1.00

300

40

B4

14

1930

Tuning Indicators

Type

Heater

Anode

Target

-Vg1

Shadow

Base

Year

Volts

Amps

Volts

mA

Volts

mA

max/min

angle x°

Type

Ref

Year

 Dario

 Note: for Loctal B8G read B8B, USS & USM = UX, Y8A = Footless

TM14 = TV4 (Mullard)

4.0

0.30

250

250

5/0

Ct8

9

Barretters

Type

Current

Voltage

Base

Year

Amps

Min-Max

Type

Ref

Year

 Dario

 Note: for Loctal B8G read B8B, USS & USM = UX, Y8A = Footless

T1

0.20

B4
Ct8

N
8