K250

Rectifier HW

K300

Klystron

K3003

Klystron

K3007

Klystron

CV9423

K301

Klystron

K302

IO	1	2	3	4	5	6	7	8	tc
	-	h	-	-	res	-	h,k	-	ref

 
Klystron

Klystron	Vh	Ah	Va	mAa
	6.3	0.6	350	35.0

 
CV2164

K3020

Klystron

K3020A

Klystron

K30K

K311

Klystron

K324

Klystron

CV2304

K335

Klystron

CV2343

K337

Klystron

CV4515

K33A

Triode

K342

Klystron

CV6003

K350

Klystron

CV5426

K351

Klystron

CV2494

K353

Klystron

K357

Klystron

K359

Klystron

CV5985

K361

Klystron

K361B

Klystron

K391

Klystron

CV6194

K391A

Klystron

CV6142

K4

Bi-Grid

K90B

KBC32

IO	1	2	3	4	5	6	7	8	tc
	m	f(+)	a	a(d2)	a(d1)	-	f(-)	-	g1

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	2.0	0.05	175	-1.5	12.0	4,850	14.0

 
 

KCF30

Triode Pentode

KD21

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	75	40

 
OA3 VR75/30 QS75/40 CV3789 G75/2D

KD24

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	75	40

 
VR105/30 G105/1D CU686 QS1206 0C3

KD60

Voltage Stabiliser

KD61

Voltage Stabiliser

KD63

Voltage Stabiliser

CV5107

KF35

IO	1	2	3	4	5	6	7	8	tc
	m	f+	a	g2	g3	-	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	1.5M	1.08

 
 

KK32

IO	1	2	3	4	5	6	7	8	tc
	m	f(+)	a	g3,g5	g1	g2	f(-)	-	g4

 
Octode

Octode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	μ
	2.0	0.13	135	45	0	0.7	0.7	2.5M	0.27

 
 

KL35

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	2.0	0.12	135	135	-4.5	8.0	2.4	0.2M	1.7	0.31	5%

 
1F5G

KLL32

Double Pentode

KR3

CV0158

KR4

CV0180

KR6/1

Velocity Modulated Valve

CV0116

KR6/2

Velocity Modulated Valve

CV0237

KR6/3

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

 
Velocity Modulated Valve

CV0238

KRN2

Velocity Modulated Valve (Klystron)

CV0087

KRN2A

Klystron

CV0129 CV0223 CV0224

KRN3

Klystron

CV0130

KS

Diode

KS9-20

IO	1	2	3	4	5	6	7	8	tc
	res	h	-	o/p	-	-	h	k	ref

 
Klystron

Klystron	Vh	Ah
	6.3	0.6

 
CV1795

KS9-20D

IO	1	2	3	4	5	6	7	8	tc
	res	h	-	o/p	-	-	h	k	ref

 
Klystron

Klystron	Vh	Ah
	6.3	0.6

 
2K25 723A/B

KS9-40D

Klystron

KT101

Beam Tetrode

KT2

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

 
Beam Tetrode

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 NR39 PP2 PT2 Pen220 VR118 220HPT 220OT PM22A PenB1

KT21

Pentode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout
	2.0	0.3	150	120	-2.5	5.3	1.0	5.3	0.46

 
PM22D Pen231

KT24

Pentode

ARP18 CV1334

KT30

Beam Tetrode

CV3519

KT31

Beam Tetrode

CV3520

KT32

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	gm	Pout	D
	26	0.3	135	135	-7.6	75	5.0	9.0	3.5	11%

 
25L6G CV1287 CV1502 NR95 VR502

KT33

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

 
Beam Tetrode

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

 
 

KT33C

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

 
Beam 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 VR503

KT35

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout
	13	0.6	200	200	-11.5	50	8.5	10.0	4.2

 
 

KT36

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Pdiss
	26	0.3	250	200	10W

 
 

KT41

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout	D
	4.0	2.0	250	250	-4.4	40	8.5	10.5	4.2W	8%

 
4066A 7A3 AC2/Pen ARP25 CV1181 NR59 PenA4 AC/Z APP4B OP42 A70C 42MP/Pen PenA4 420T PT4 7A2 N41 Pen4VB A70D

KT42

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout
	4.0	1.0	250	250	-16.5	34	5.5	2.5	3.25

 
7A2 AC/Pen APP4A CV1174 MKT4/5 MPPen P4VA MKT4/7 A70B N40 Pen4VA

KT44

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout	D
	4.0	2.0	250	250	-25	85	20	6.3	7.5	9%

 
ARP26 CV1340 CV1437 CV1576 VT73 VT75A

KT45

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout	D
	4.0	2.0	300	300	-15	85	6.3	6.3	7.25	9%

 
CV1825

KT55

Beam Tetrode

KT61

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	gm	Pout	D
	6.3	0.95	250	250	-4.4	40.0	8.5	10.5	4.3	8%

 
6AG6 CV1438 CV2938 EL33 N147 OM9 6P25

KT63

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	gm	Pout
	6.3	0.7	250	250	-16.5	34	5.5	2.5	3.0

 
6F6G ARP17 CV1186 CV1911 NR85

KT66

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	1.27	250	250	-15	85	6.3	22.5k	6.3	7.25	9%

 
6L6G CV1075 EL37 PP60 VT75

KT67

Beam Tetrode

CV0437

KT71

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	gm	Pout	D
	48	0.16	175	175	-9.8	70	12	10	5W	9%

 
50L6G

KT76

Beam Tetrode

KT77

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

 
Beam Tetrode

Pentode	Vh	Ah	Va	Vs	Vg	mAs	gm	Vg	Pdiss	Pout	D
	6.3	1.5	800	400	-39,mAa_91	19	11.0	66	25W	100W	5%

 
EL34

KT8

Beam Tetrode

CV1079

KT81

B8B	1	2	3	4	5	6	7	8
	h	a	g2	ic	ic	g1	k	h

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout	D
	6.3	0.95	250	250	-4.4	40	7.5	10.8	4.3W	8%

 
7C5

KT88

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm	Pout
	6.3	1.8	300	300	-20	130	13.5	12	12.5W

 
12E13 7D11 CV5220 6550

KT8C

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

 
Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	Pdriv	Pdiss	Pout	freq	f.max
	6.3	1.27	600	300	-100	85	6.0	0.5	25	38	25MHz	100MHz

 
VT79

KTW61

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	100	-3	8.0	2.7	0.46M	2.9

 
 

KTW62

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

 
Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	100	-3	8.0	2.7	0.46M	2.9

 
CV1100 VR100

KTW63

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	125	-3	10.5	2.6	0.6M	1.65

 
6K7G ARP15 CV1195 CV1941 NR81 NR86 W63

KTW73M

Tetrode

CV3527

KTW74M

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

 
Beam Tetrode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	12.6	0.15	250	125	-3	10.5	2.6	0.6M	1.65

 
12K7GT CV0918 W76

KTZ41

Tetrode

CV1191 CV3529 NR76

KTZ63

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	0.3	250	100	-2	1.0	0.25	1.5M	1.23

 
6J7G 6S7 ARP16 CV1074 NR83 VT74 Z63

KTZ73

Pentode

ARP38 CV1343 CV3530

KY50

Rectifier EHT

Diode	Vh	Ah	mAa
	2.0	0.2	0.2

 
U25 U47 2L2

KY80

B9A	1	2	3	4	5	6	7	8	9	tc
	h,k,s	h	-	h,k,s	h	h,k,s	-	h	h,k,s	a

 
Rectifier EHT

Diode	Vh	Ah	mAa
	2.0	0.35	0.2

 
2J2 R20 U26 U49