VCR138

Cathode-Ray Tube

CV1138

VCR138A

Cathode-Ray Tube

VCR139A

B12B	1	2	3	4	5	6	7	8	9	10	11	12
	k	g1	h	h	a2	-	y2	x2	a1,a3	x1	y1	-

 
Cathode-Ray Tube

CRT	Vh	Ah	Va	mAa
	4.0	1.1	800	0.003

 
CV1588 E4205/B/7 ACR10

VCR522

Cathode-Ray Tube

VCR97

Cathode Ray Tube

CV0269 CV1097

VGT121

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

 
Thyratron

Thyratron	Vh	Ah	Va	mAa	f.max
	4.0	1.5	400	500	0.02

 
CV1121 T41

VGT128

B5	1	2	3	4	5
	a	g	h	h	k

 
Thyratron

Thyratron	Vh	Ah	Va	mAa
	4.0	1.35	500	1000

 
CV1128 GT1C NGT2

VI103

Tuning Indicator

Y61 Y63

VR100

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

 
Tetrode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	100	-3	8.0	2.8	0.46M	2.9

 
CV1100 KTW62

VR101

Double Diode Triode

CV1101 DL63 MHLD6

VR102

IO	1	2	3	4	5	6	7	8	tc
	-	h	a(1)	k(2)	g1(2)	a(2)	h	k(1)	g1(1)

 
Double Diode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	μ
	6.3	1.3	100	-6	7.0	2860	4.2	12

 
BL63 CV1102

VR105

B5	1	2	3	4	5
	a	g	h	h	k

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	Pout
	6.3	-	200	-13.5	17	3,700	2.7	0.65W

 
CV1105 ML6

VR106

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

 
12VPA 9D2 ARP3 CV1106 CV1321

VR107

Heptode

15D2 CV1107

VR108

Pentode

8D2 CV1108

VR109

Triode

4D1 AR7 CV1109 HL1320 NR55

VR109A

Triode

4D1

VR116

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	6.3	0.63	200	200	-4.5	5.1	3.45	3

 
6F32 CV1116 V872

VR117

Triode

41MTL CV1117

VR117A

Triode

41MTL

VR118

B5	1	2	3	4	5
	a	g1	f(-)	f(+)	g2

 
Pentode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout
	2.0	0.2	150	150	-4.5	7.5	1.7	2.5	0.5

 
ARP1 CV1118 KT2 NR39

VR119

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

 
Double Diode

Diode	Vh	Ah	Va	mAa
	4.0	0.75	20	10.0

 
CV1119 DDL4

VR122

Pentode

41MXP

VR123

Ct8	1	2	3	4	5	6	7	8	tc
	m	h	h	k	g4	g2	g3	a	g1

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.2	250	250	-2.5	8	0.25	2M	1.8

 
CV1123 EF8

VR124

Pentode

ARP23 CV1124 MS/Pen NR70

VR125

Pentode

MS/PenB

VR126

Hexode

4SH CV1126

VR129

Pentode

CV1129 MS/Pen

VR130

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

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	2.0	0.05	150	-2.4	1.5	27,000	1.2

 
CV1130 HL23

VR135

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

 
Triode

Triode	Vh	Ah	Va	mAa	Pdiss	Pout	freq	f.max
	6.3	0.2	300	25	3.5W	4.25W	50MHz	300MHz

 
CV1135 DET20 NR80 E1148

VR136

B9G	1	2	3	4	5	6	7	8	9
	h	a	g2	k	k	g1	k	k	h

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	250	-1.7	10	1.45	0.5m	7.7

 
CV1136 EF54

VR137

B9G	1	2	3	4	5	6	7	8	9
	h	g	k	a	nc	nc	nc	nc	h

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	Pdiss	freq	f.max
	6.3	0.43	250	-2.6	10	9.2k	6.5	7W	300	400.

 
CV1137 EC52

VR150

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 QS150/40

VR18

B4	1	2	3	4	tc
	g2	g1	f	f	a

 
Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	μ
	2.0	0.15	150	80	-1.5	7.0	-	0.3M	1.1	330

 
215SG CV1018 Z21

VR19

B4	1	2	3	4
	a	g	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	2.0	0.2	100	-7	4	7000	0.9

 
CV1019 NR28 PM2

VR21

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	2	0.1	120	-6	7.5	7000	1.6

 
210LF AR9 CV1021 CV1307 L2 L21

VR22

B4	1	2	3	4
	a	g	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	Pout
	2.0	0.2	150	-4.5	10	4,000	4.0	0.18W

 
220PA AR5 AR6 CV1022 CV1166 CV1304 LP2 NR42

VR27

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	2.0	0.1	150	-4.5	4.8	10,000	1.4

 
210LF CV1027 L210

VR28

Tetrode

220VSG CV1028 S215VM

VR32

Double Triode

220B AR16 CV1032

VR35

B7	1	2	3	4	5	6	7
	f	g2	a(2)	g1(2)	g1(1)	a(1)	f

 
Double Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs
	2.0	0.4	150	120	-4.5	5.6	1.4

 
CV1035 QP21

VR37

B5	1	2	3	4	5
	a	g1	h	h	k

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	4.0	1.0	250	-4	5.0	11,100	3.6

 
AR17 CV1037 MH4 NR31

VR38

B5	1	2	3	4	5
	a	g	h	h	k

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	4.0	1.0	250	-8	8	8,000	2.5

 
41MLF CV1038 MHL4 NR26

VR40

B4	1	2	3	4
	a	g	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	Pout	D
	4.0	2.0	500	-54	82	26	4%

 
CV1040 DO24 NR47 PX25

VR41

B4	1	2	3	4	tc
	g2	f	g1	f	a

 
Tetrode

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

 
CV1041 PM12M

VR43

Heptode

210PG CV1043 VHT2A X22

VR44

Double Diode Triode

210DDT CV1044 HL21DD

VR45

Triode

X56

VR46

Pentode

CV1046 PT25H

VR47

Triode

3B/200B CV1047 TZ05-20

VR49

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	2.0	0.1	150	60	-0	2.95	0.75	0.6M	1.3

 
210SPT CV1049 SP210

VR502

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

 
Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout	D
	26	0.3	135	135	-7.6	75	5.0	9.0	3.5	11%

 
CV1502 KT32 NR95

VR503

IO	1	2	3	4	5	6	7	8
	hct	h	a	g2	g1	-	h	k

 
Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout
	26	0.3	200	200	-13.2	60	10	10.0	5

 
CV1503 KT33C

VR505

B5	1	2	3	4	5
	a	g	h	h	k

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	4.0	1.0	200	-1.5	5.2	13,300	6.0

 
MH41

VR53

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.2	250	250	-2.5	6	1.7	1.5M	2.2

 
ARP34 CV1053 EF39 OM6

VR54

IO	1	2	3	4	5	6	7	8
	m	h	a(2)	k(2)	a(1)	-	h	k(1)

 
Double Diode

Diode	Vh	Ah	Va	mAa
	6.3	0.2	200	0.8

 
ARDD5 CV1054 EB34 OM3

VR55

IO	1	2	3	4	5	6	7	8	tc
	m	h	a	ad(2)	ad(1)	-	h	k	g

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.2	250	-5.5	5	15k	2

 
AR21 CV1055 EBC33 NR48 OM4

VR56

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.2	250	100	-2	3	0.8	2.5M	1.8

 
CV1056 EF36 NR49 OM5

VR57

IO	1	2	3	4	5	6	7	8	tc
	m	h	a	g3,g5	g1	g2	h	k	g4

 
Octode

Octode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.2	250	50	-2	1.0	0.8	2.0M	0.55

 
EK32

VR57A

IO	1	2	3	4	5	6	7	8	tc
	m	h	a	g3,g5	g1	g2	h	k	g4

 
Octode

Octode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.2	250	50	-2	1.0	0.8	2.0M	0.55

 
EK32

VR59

Triode

955

VR65

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.6	200	200	-1.5	10.9	2.7	0.7M	8.5

 
ARP36 CV1065 SP61

VR65A

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	0.95	200	200	-1.5	10.9	2.7	0.7M	8.5

 
ARP19 CV1335 CV1574 SP41

VR66

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

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.6	250	-11.8	16	3,700	4.5

 
CV1066 P61

VR67

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

 
6J5G CV1067 L63

VR75-30

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	100	5-40

 
0A3 CV3798 QS1205

VR78

B3G	1	2	3	tc
	h	k	h	a

 
Diode

Diode	Vh	Ah	Va	mAa
	4.0	0.2	125	5

 
ARD2 CV1078 D1

VR82

Triode Heptode

220TH

VR83

Pentode

210VPT ARP13 CV1083 NR41 VP21

VR90/30

Voltage Stabiliser

0B3 CV3799

VR91

B9G	1	2	3	4	5	6	7	8	9
	h	g2	a	g3	s	k	g1	s	h

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	250	-2	10	3	1.0M	6.5

 
ARP35 CV1091 EF50 VR91

VR91A

B9G	1	2	3	4	5	6	7	8	9
	h	g2	a	g3	s	k	g1	s	h

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	250	-2	10	3	1.0M	6.5

 
EF50

VR92

Diode

EA50

VR95

Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	μ
	6.3	0.15	250	100	-3.0	1.2	0.5	1.0M	11.0	1100

 
954

VR95A

Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	μ
	6.3	0.15	250	100	-3.0	1.2	0.5	1.0M	11.0	1100

 
954

VR99

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

 
CV1099 CV1193 NR82 X65 X66

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

 
ECH35

VRB15/60

Voltage Stabiliser

VS110

B4	1	2	3	4
	a	k	-	-

 
Voltage Stabiliser

AW3 CV1110 S130

VS2

B4	1	2	3	4	tc
	g2	f	g1	f	a

 
Rectifier HW

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

 
CV1319

VS24

Tetrode

ARS7 CV1318

VS68

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	280	35

 
A2235 AW4 CV1068 STV280/40

VS69

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	280	70

 
CV1069 NS1 STV280/80

VS70

B4	1	2	3	4
	a	k	-	-

 
Voltage Stabiliser

Stabiliser	Va	mAa
	100	8

 
7475 AW2 CV1070

VT103

	1	2	3	4	5	tc
	f	g2	g1	g3	f	a

 
Triode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	Pdriv	Pdiss	Pout
	10.0	5.0	2000	400	-100	170	60	1.6W	100W	250W

 
803

VT104

B5	1	2	3	4	5	tc
	g2	g1	f	f	g3	a

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	Pdriv	Pout	Pdiss	freq
	6.0	1.3	1000	300	-70	80	23	0.7W	60W	30W	20MHx

 
CV1104 PT15

VT105

Triode

ML6

VT107A

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	0.45	315	225	-13	34	2.2	77K	3.75	5.5W	12%

 
6V6GT

VT107B

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	0.45	315	225	-13	34	2.2	77K	3.75	5.5W	12%

 
6V6G

VT111

Triode

DA30

VT121

Triode

955

VT127

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Pdiss
	4.0	1.75	315	230	20W

 
CV1127 Pen46

VT134

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout
	12.6	0.15	250	250	-12.5	30	3.5	70k	3.0	2.4

 
12A6

VT139

B5	1	2	3	4	5
	a	g1	h	h	k

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	4.0	1.0	250	-4	5.0	11,100	3.6

 
MH4

VT168A

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	6.3	1.25	200	135	-14	66	9	18,300	7.1	6W	10%

 
6Y6G

VT17

Tetrode

Tetrode	Vh	Ah	Va	Pdiss
	10.0	3.0	2,000	100W

 
CV0640 GC860

VT180

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.2	250	250	-2.5	6	1.7	1.5M	2.2

 
EF39

VT195

IO	1	2	3	4	5	6	7	8
	m	h	nc	a(2)	nc	a(1)	nc	h-k

 
Rectifier FW

Rectifier	Vh	Ah	Va	mAa
	5.0	2.0	350	125

 
5Z4G

VT198A

Pentode

CV1926

VT20

B4	1	2	3	4
	a	g	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	Pout	D
	2.0	0.2	150	-7.5	11	4,000	2.25	0.19	5%

 
220P CV1020

VT204

	1	2	3	4	tc
	f+	-	-	f-	a

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	Pdriv	Pdiss	Pout	freq	f.max
	6.3	3.0	1000	-70	72	1.3W	25W	47W	60MHz	100MHz

 
3C24 B1109 CV0789 HK24G

VT208

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	ra	gm
	12.6	0.15	250	150	-2.5	9.2	1M	4

 
12SG7 CV0694

VT211

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	150	-2.5	9.2	3.4	1M	4

 
6SG7 CV1978

VT214

IO	1	2	3	4	5	6	7	8
	m	h	a(2)	k(2)	a(1)	-	h	k(1)

 
Double Diode

Diode	Vh	Ah	Va	mAa
	12.6	0.10	117	8

 
12H6 CV0916

VT217

Triode

Triode	Vh	Ah	Va	Vg	mAa	Pdriv	Pdiss	Pout	μ
	6.3	4.0	1500	-113	150	8W	55W	170W	160

 
811

VT23

Triode

230XP CV1023

VT23A

Triode

230XP

VT231

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

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.8	250	-0	3	7.7k	1.6

 
6SN7GT CV1988 ECC32

VT233

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

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	250	-2	0.9	91K	1.1

 
6SR7 CV0867

VT238

Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.15	250	100	-3	5.5	1.8	0.8M	1.8

 
956

VT25

Triode

AT35 CV1025 DET25

VT269

Pentode

717A CV3594

VT31

Triode

10E/8739 CV1031

VT45

Triode

CV1045 X56

VT46

Pentode

PT25H

VT50

Triode

10E/10945 CV1050 HL2K