V10

Triode

V1120

CV0072

V1505

Triode

Triode	Vh	Ah	Va	gm	μ
	14.0	6.5	3000	8.0	16

 
 

V177

Tuning Indicator

AW6 CV1077 EM31

V1906

Rectifier HW

CV0020

V1907

B4	1	2	3	4	tc
	-	-	f	f	a

 
Rectifier HW

Rectifier	Vh	Ah	Va	mAa
	4.0	1.0	5000	50

 
AU5 CV1111 R11 U27 VU111

V1913

B4	1	2	3	4	tc
	-	-	f	f	a

 
Rectifier HW

Rectifier	Vh	Ah	Va	mAa
	4.0	3.3	2500	250

 
CV1508 U19 VU508

V1920

B4	1	2	3	4	tc
	-	-	f	f	a

 
Rectifier HW

Rectifier	Vh	Ah	Va	mAa
	4.0	2.1	5800	75

 
E1920 CV0121

V1924

CV0100

V20

B5	1	2	3	4	5
	a	-	h	h	k

 
Rectifier HW

Rectifier	Vh	Ah	Va	mAa
	40.0	0.2	250	120

 
40SUA CV0764 ID5 U4020

V2023

Trigatron

CV0085

V2024

CV0125

V226

Pentode

CV1368

V230A/1K

Velocity Modulated Valve

CV0234

V230C/1D

Velocity Modulated Valve

CV0230

V233A/1K

B7G	1	2	3	4	5	6	7
	g1	k	h	h	a	res	g2

 
Velocity Modulated Valve

Heil Tube	Vh	Ah
	6.3	0.3

 
CV2190

V24

Triode

Triode	Va
	24.0

 
 

V245

B7	1	2	3	4	5	6	7	tc
	-	g1	g3	f	f	-	g2	a

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	Pdiss
	3.0	0.3	450	250	-1	20	6	5W

 
ATP5 CV1367

V248A

MO	1	2	3	4	5	6	7	8	tc
	f-	-	-	g2	g1	-	-	f+	a

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	gm
	2.6	0.3	150	150	-1	5.2

 
ATP4 CV1366

V266

Pentode

ATP7

V30

Rectifier HW

Rectifier	Vh	Ah	Va	mAa
	30.0	0.2	275	120

 
 

V312

B5	1	2	3	4	5
	a	g1	h	h	k

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	μ
	4.0	1.0	200	-5.6	5.5	9,250	2.7	25

 
244V CV1180 NR58 CV3766

V453

MO	1	2	3	4	5	6	7	8	tc
	h	k	a	g2	g3	m	-	h	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	4.0	0.65	250	100	-1.75	4.5	0.8	2.0

 
5A/208D

V455

V503

B4	1	2	3	4
	a	g	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	gm	Pout
	4.0	2.0	500	-144	60	3.85	45W

 
DA30 CV0563 3B/355B CV1178 CV3768

V625

CV0093

V741

B7G	1	2	3	4	5	6	7
	a	k	h	h	a	g	k

 
Triode

Triode	Vh	Ah	Va	mAa	gm	Pdriv	Pout	Pdiss	freq	f.max
	6.3	0.15	250	10.5	2.2	0.35W	5.5W	5W	70	150

 
6C4 CV0133 EC90 L77

V884

B7G	1	2	3	4	5	6	7
	g1	k	h	h	a	g3	g2

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.2	250	150	-0.65	8	2	0.5M	2.5

 
9D6 CV0131 EF92 W77

V885

Pentode

CV0132

V887

B7G	1	2	3	4	5	6	7
	g1	k	h	h	a	ic	g2

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout
	6.3	0.2	250	250	-13.8	16	2.4	130k	2.6	1.4W

 
6AM5 CV0136 EL91 N77

V9

Triode

V914

B5	1	2	3	4	5
	a(2)	a(1)	h	h	k

 
Diode

Diode	Vh	Ah	Va	mAa
	4.0	0.3	-	1.0

 
 

V960

B4	1	2	3	4	tc
	-	-	f	f	a

 
Rectifier HW

Rectifier	Vh	Ah	Va	mAa
	4.0	1.2	2,500	60

 
CV0054 CV1133 SU41 VU133

V987B

B7G	1	2	3	4	5	6	7
	k	k	k	-	a	a	a

 
Voltage Stabiliser

Stabiliser	Va	mAa
	95	10

 
150A2 CV0286 GTR150M/S QS95/10

VA117A

Photocell

R71BV

VA117ATA

Photocell

R71TBV

VA16

Photocell

VA16SO

Photocell

929 GL929

VA220A

Klystron

VA26T

Photocell

CAV35

VA50

B7G	1	2	3	4	5	6	7
	k	-	a	a	a	-	k

 
Photocell

Photocell	Va
	100

 
90AV CMV29

VA6152

Travelling Wave Tube

VCR139

Cathode-Ray Tube

VFT4

Tuning Indicator

VFT6

IO	1	2	3	4	5	6	7	8
	-	h	a	t	g1	-	h	k

 
Tuning Indicator

CRT	Vh	Ah	Va	Vg	mAa
	6.3	0.3	250	22.5	1.16

 
6M1 6U5G 6G5G 6H5 63ME Y61 Y63

VHT2A

Heptode

210PG CV1043 VR43 X22

VHT4

B7	1	2	3	4	5	6	7	tc
	g2	g1	g3,g5	h	h	m,k	a	g4

 
Heptode

Heptode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	4.0	1.0	250	80	-3	2.6	5.1	0.5	0.7

 
15A2 41MPG CV2955 CV3576 FC4 MH4105 MX40 V04 A80A FCH FC4 A80 X42

VHTS

Heptode

VLS631

Thermal Delay Switch

Delay	Vh	Ah	Va	mAa
	6.3	0.5	220	1,000

 
 

VLS492AG

IO	1	2	3	4	5	6	7	8
	h,k	x1	y2,a2	y1	x2	a1	g1	h

 
Cathode-Ray Tube

CRT	Vh	Ah	Va
	2.0	1.8	1,000

 
CV1527

VM4V

Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	4.0	0.1	200	100	-1.5	6.0	-	300,000	1.2

 
 

VME4

B7	1	2	3	4	5	6	7
	h	k	a	-	g1	t	h

 
Tuning Indicator

CRT	Vh	Ah	Va	mAa
	4.0	0.5	250	2.0

 
 

VMP4G

B7	1	2	3	4	5	6	7	tc
	m	g1	g3	h	h	k	g2	a

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	4.0	1.0	250	100	-2.0	8.0	5.0	2.7

 
CV1169 CV3785 CV3786 NR45

VMS4

B5	1	2	3	4	5	tc
	g2	g1	h	h	k	a

 
Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	4.0	1.0	200	80	0.0	14.0	3.0	0.45M	2.4

 
AC/SGVM AS4125 CV1165 MVSPen VP4

VMS4B

B5	1	2	3	4	5	tc
	g2	g1	h	h	k	a

 
Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	4.0	1.0	200	80	0	8.0	1.5	2.9

 
AC/SGVM AS4125 CV1165 MVSPen VP4

VO2

Octode

VO2S

Octode

VO4

B7	1	2	3	4	5	6	7	tc
	g2	g1	g3,g5	h	h	m,k	a	g4

 
Octode

Octode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	4.0	0.65	250	70	-1.5	1.6	3.8	0.6

 
FC4 MX40 VHT4

VP1320

Pentode

VP1321

B7	1	2	3	4	5	6	7	tc
	h	k	g2	m	g1	g3	h	a

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	13	0.2	250	200	-2.8	7.4	1.85	1M	2.0

 
 

VP1322

B7	1	2	3	4	5	6	7	tc
	-	a	g3	h	h	k	g2	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	μ
	13	0.2	250	125	-1	10.0	3.5	0.6M	1.65	1,000

 
13VPA 9D2 CV3796 210VPT C50N VP13C

VP133

MO	1	2	3	4	5	6	7	8	tc
	h	k	a	g2	g3	m	-	h	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	13.0	0.2	150	150	-2.7	8.0	2.2	0.7M	2.1

 
CV1457

VP13A

Ct8	1	2	3	4	5	6	7	8	tc
	m	h	h	k	g5	-	g2	a	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	13.0	0.2	200	100	-2	4.0	1.4	1M	2.2

 
 

VP13C

B7	1	2	3	4	5	6	7	tc
	-	a	g3	h	h	k	g2	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	μ
	13	0.2	250	125	-1	10.0	3.5	0.6M	1.65	1,000

 
9D2 CV3790 VP1322 13VPA C50N

VP13K

Pentode

VP2

B7	1	2	3	4	5	6	7	tc
	f	-	g2	m	g1	g3	f	a

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	2.0	0.18	150	150	0	3.0	1.25	0.04M	1.5

 
ARP5 CV1323 CV3787 W21 210VPT

VP2B

B7	1	2	3	4	5	6	7	tc
	m	a	g3	f	f	g4	g2	g1

 
Pentode

Hexode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	2.0	0.135	135	60	-1.5	2.0	0.95	1.3M	1.4

 
 

VP21

Pentode

210VPT ARP13 CV1083 CV1332 CV3791 NR41 VR83

VP210

B4	1	2	3	4	tc
	g2	f	g1	f	a

 
Pentode

Triode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	2.0	0.18	150	90	0	2.5	0.5	1.4

 
CV3794 W21 210VPT VS2 VPT2

VP215

Pentode

CV3795

VP22

MO	1	2	3	4	5	6	7	8	tc
	f	-	a	g2	g3	m	-	f	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	2.0	0.1	120	60	-1.5	1.2	0.32	1.3M	0.8

 
 

VP23

MO	1	2	3	4	5	6	7	8	tc
	f	-	a	g2	g3	m	-	f	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	2.0	0.05	120	60	-1.5	1.45	0.5	1.45M	1.08

 
ARP12 CV1331 CV3792

VP24

Pentode

CV3793

VP2B

B7	1	2	3	4	5	6	7	tc
	m	a	g3	f	f	g4	g2	g1

 
Hexode

Hexode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	2.0	0.135	135	60	-1.5	2.0	0.95	1.3M	1.4

 
 

VP4

B7	1	2	3	4	5	6	7
	m	g1	g3	h	h	k	g2

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	4.0	0.65	250	250	-2.8	7.4	1.85	1M	2.0

 
CV3788 AC/VP1 VPT4B VP4A MVSPen A50M

VP41

MO	1	2	3	4	5	6	7	8	tc
	h	k	a	g2	g3	m	-	h	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	4.0	0.65	250	200	-2.7	7.7	2.0	1.3M	2.0

 
CV0021 CV1414 AC/VP2 W42 MVSPenB

VP4A

B7	1	2	3	4	5	6	7
	m	g1	g3	h	h	k	g2

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	4.0	0.65	250	250	-2.8	7.4	1.85	1M	2.0

 
AC/VP1 VPT4B VP4 MVSPen A50M

VP4B

B7	1	2	3	4	5	6	7	tc
	m	a	g3	h	h	k	g2	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	4.0	0.65	250	250	-3	11.5	4.25	-	2.0

 
CV3582 W42 AC/VP2 MVSPen/B A50P

VP4C

Pentode

VP6

B7G	1	2	3	4	5	6	7
	g1	k	h	h	a	g3	g2

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.2	250	150	-0.65	8	2	0.5M	2.5

 
6CQ6 9D6 CV0131 EF92 V884 W77

VPT2

Pentode

210VPT VP210

VPT4

Pentode

VPT4B

B7	1	2	3	4	5	6	7
	m	g1	g3	h	h	k	g2

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	4.0	0.65	250	250	-2.8	7.4	1.85	1M	2.0

 
AC/VP1 UP4 UP4A A50M MVSPen

VPTA

Pentode

VPTS

B7	1	2	3	4	5	6	7	tc
	m	g1	g3	h	h	k	g2	a

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	13.0	0.3	250	250	-1	12	6	1M	4

 
W30 W31

VR103

IO	1	2	3	4	5	6	7	8
	-	h	a	t	g	-	h	k

 
Tuning Indicator

CRT	Vh	Ah	Va	mAa
	6.3	0.3	200	4.5

 
 

VR-105

IO	1	2	3	4	5	6	7	8
	-	k	ic	-	a	-	ic	-

 
Voltage Stabiliser

Stabiliser	Va	mAa
	105	40.0

 
0C3 CV0686 QS1206

VR105-30

IO	1	2	3	4	5	6	7	8
	-	k	ic	-	a	-	ic	-

 
Voltage Stabiliser

Stabiliser	Va	mAa
	105	40

 
0C3 CV0686 QS1206 KD24 W-269 G105/1D GL-105/30

VR105/30

IO	1	2	3	4	5	6	7	8
	-	k	ic	-	a	-	ic	-

 
Voltage Stabiliser

Stabiliser	Va	mAa
	75	40

 
0C3 CV0686 QS1206 KD24 W-269 G105/1D GL-105/30

VR150-30

IO	1	2	3	4	5	6	7	8
	nc	k	7	nc	a	nc	3	nc

 
Voltage Stabiliser

Stabiliser	Va	Vstab	mAa
	180	150	5-40

 
0D3 150C3 CV0216 CV0685 QS150/40 GL150/30 KD25 VT139 WT-294 GD150A/S G150/3D G180/2D G180/2M

VR150/30

IO	1	2	3	4	5	6	7	8
	nc	k	7	nc	a	nc	3	nc

 
Voltage Stabiliser

Stabiliser	Va	Vstab	mAa
	180	150	5-40

 
0D3 150C3 CV0216 CV0685 QS150/40 GL150/30 KD25 VT139 WT-294 GD150A/S G150/3D G180/2D G180/2M

VR/30

Voltage Stabiliser

VR75/30

IO	1	2	3	4	5	6	7	8
	-	k	7	-	a	-	3	-

 
Voltage Stabiliser

Stabiliser	Va	mAa
	75	40

 
QS1205 VR75 VT260 0A3 KD21 G75/1D WS75/40 CV379 G75/2D WTT141 GL-75/30

VR92

Diode

VR99A

IO	1	2	3	4	5	6	7	8	tc
	m	h	a	g2,g4	g(t),g3	a(t)	h	k	g1

 
Triode Hexode

Hexode	Vh	Ah	Va	Vs	Vg	mAa	ra	gm
	6.3	0.3	250	100	-3	1.75	2.5M	0.225

 
 

VS10G

B26A	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	19	20	21	22	23	24	25	26	27
	S0	T9	T8	G(odd)	T7	S7	T6	T5	S5	T4	ic	T3	T2	S2	T1	G(even)	T0	S9	S8	h	S6	S4	S3	H	S1	K

 
Beam-X Tube

Indicator	Vh	Ah
	6.3	0.5

 
CV5290

VS116AM

Photocell

CE4V R58AV

VS117A

Photocell

CE2V R71AV

VS117ATA

Photocell

CE13V NU13V R71TAV

VS118

Photocell

CE1V R59AV VS118 WL734

VS118T

Photocell

919 NU31V R82AV

VS118TA

Photocell

917 CE11V GL917 NU11V R59TAV VS118TA

VS16SO

Photocell

925 CE30V NU30V R61AV R64AV

VS18MO

Photocell

PE8

VS2

B4	1	2	3	4	tc
	g2	f	g1	f	a

 
Pentode

Triode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	2.0	0.18	150	90	0	2.5	0.5	1.4

 
W21 210VPT PM12M VP210 VS210

VS24

Pentode

VS44

Photocell

CMV33

VS44X

Photocell

CE25V CMV33X NU25V R51AV

VS44Y

Photocell

CE36V NU36V

VS47

Photocell

CMV34

VS47X

Photocell

CMV34X

VS49

Photocell

CMV28

VS50

Photocell

90CV CMV29

VS68

Voltage Stabiliser

CV0110

VT-104

IO	1	2	3	4	5	6	7	8
	m	g1	k	a(d2)	a(d1)	a	h	h

 
Double Beam Tetrode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	12.6	0.15	250	-2.0	0.9	91,000	1.1

 
 

VT-115-A

IO	1	2	3	4	5	6	7	8
	m	h	a	g2	g1	nc	h	k

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	6.3	0.9	350	250	-18	54	2.5	33K	5.2	11W	15%

 
6L6G

VT-no.142

Triode

VT-no.25

Triode

CV1637 LS5

VT135

Triode

VT158

Triode

2AHL

VT1A

Triode

VT37C

Triode

CV1644

VT38

Triode

CV1645

VT4C

Triode

211

VT90?

VT-94D

IO	1	2	3	4	5	6	7	8
	m	h	a	nc	g	nc	h	k

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	250	-8	9	7.7K	2.6

 
6J5GT/G

VT94

L4	1	2	3	4
	a	f	f	g1

 
Triode

Triode	Vh	Ah	Va	Vg	gm	μ
	5.8	1.43	1000	-2.5	1.75	40

 
 

VX1541

Klystron

VX2

Heptode

VX2S

Heptode

VX2511

Thyratron

VX3061

Triode

VX3091

Triode

VX4

Heptode

VX4S

Heptode

VX7044

VX7073

VX7083

VX7092

Double Triode

VX7140

Magnetron

VX8066

Pentode