B109

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g1(2)	k(2)	h	h	a(1)	g1(1)	k(1)	s

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	gm
	26	0.1	200	-2.1	10	6.2

 
10L14 UCC85

B11

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.0	0.5	-	-	-	2,500	1.4

 
 

B1109

Triode

3C24 CV0789 HK24G

B1152

Triode (Power)

B1153

Triode (Power)

B152

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g1(2)	k(2)	h	h	a(1)	g1(1)	k(1)	hct

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.6	250	2.0	10.0	10,000	5.5

 
12AT7 B309 ECC81

B21

Double Triode

CV2864

B30

Double Triode

CV2865

B309

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g1(2)	k(2)	h	h	a(1)	g1(1)	k(1)	hct

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.6	250	2.0	10.0	10,000	5.5

 
12AT7 CV0455 E2151 ECC81

B319

B9A	1	2	3	4	5	6	7	8	9
	k(2)	g1(2),s	a(2)	h	h	g1(1)	k1-in	k1-out	a(1)

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	7.4	0.3	90	-1.5	12	4000	6

 
30L1 7AN7 CV5192 PCC84

B329

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g(2)	k(2)	h	h	a(1)	g(1)	k(1)	hct

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	gm
	6.3	0.3	250	-8.5	10.5	2.2

 
12AU7 CV0491 E2163 ECC82

B339

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g(2)	k(2)	h	h	a(1)	g(1)	k(1)	hct

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	250	-2	1.2	62.5K	1.6

 
12AX7 6L13 CV0492 ECC83

B349

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g(2)	k(2)	h	h	a(1)	g(1)	k(1)	s

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	7	0.3	90	-1.2	15	3100	9

 
30L15 PCC805 7EK7

B36

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

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	12.6	0.3	250	-8	9.0	7,700	2.6

 
12SN7GT CV0925

B4

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va
	6.0	0.25	40

 
 

B406

Triode

AR13

B5

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	2.8	0.06	80	-4.5	?	17000	0.41

 
 

B65

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

 
Double Triode

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

 
13D2 6SN7GT CV1988 ECC32

B6HA

Geiger-Muller Tube

B719

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g1(2)	k(2)	h	h	a(1)	g1(1)	k(1)	s

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.435	250	-2.3	10	9700	5.9

 
6AQ8 6L12 ECC85

B729

B9A	1	2	3	4	5	6	7	8	9
	a(2)	g1(2)	k(2)	h	h	a(1)	g1(1)	k(1)	s

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	200	-7.9	10.0	5.3k	3.4

 
6/30L2 6GA8 ECC804

BA9-20

Backward Wave Oscillator

N1010

BA9-20M

Backward Wave Oscillator

N1010

BD10

Rectifier MV

BD12

Rectifier MV

BIC/1E

Barretter

CV0433

Bi-Grid

Bi Grid

BK

Triode

BK146

Ignitron

BK146/5553B

BK146/5553B

Ignitron

BK168

Ignitron

BK168/5822A

BK168/5822A

Ignitron

BK178

Ignitron

BK24

Ignitron

CV2124

BK416

Ignitron

7703

BK416/7703

Ignitron

7703

BK42

Ignitron

BK428

Ignitron

BK472

BK44

Ignitron

BK44/5554

BK44/5554

Ignitron

BK442

Ignitron

BK442/7669

BK442/7669

Ignitron

BK442/7669

BK444

Ignitron

BK444/7671

BK444/7671

Ignitron

BK46

Ignitron

BK46/5555

BK46/5555

Ignitron

BK472

Ignitron

BK474

Ignitron

BK476

Ignitron

BK542/1081

Ignitron

BK66

Ignitron

BK66/5550

BK66/5550

Ignitron

BL63

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

 
CV1102 VR102

BM1001

Magnetron (S-Band Pulse)

M5015

BM1001A

Magnetron (S-Band Pulse)

M5015

BM1002

Magnetron (X-Band Pulse)

BM1003

Magnetron (S-Band Pulse)

BM1004

Magnetron (S-Band Pulse)

BM1005

Magnetron (S-Band Pulse)

BM1006

Magnetron (S-Band Pulse)

CV2319

BM1026

Magnetron (X-Band Pulse)

BM1027

Magnetron (X-Band Pulse)

BM1028

Magnetron (X-Band Pulse)

BM1029

Magnetron (X-Band Pulse)

BM1030

Magnetron (X-Band Pulse)

BM1031

Magnetron (X-Band Pulse)

CV2186

BM1032

Magnetron (X-Band Pulse)

BM1033

Magnetron (X-Band Pulse)

BM1034

Magnetron (X-Band Pulse)

BM1035

Magnetron (X-Band Pulse)

BM1036

Magnetron (X-Band Pulse)

BM1037

Magnetron (X-Band Pulse)

BM1038

Magnetron (X-Band Pulse)

CV2261

BM1039

Magnetron (X-Band Pulse)

CV2262

BM1040

Magnetron (X-Band Pulse)

CV5167

BM25LB

Magnetron (CW)

BM25LC

Magnetron (CW)

BM25LD

Magnetron (CW)

BM313

CV0108

BPM04

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

 
Pentode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	gm	Pout
	6.3	0.45	250	250	-12.5	45	4.1	4.5W

 
6AQ5 EL90 N727

BR1122

Triode

CV10368

BR1160

Triode

CV8730

BR1161

Triode

CV9343

BR1162

Triode

CV5239

BR1165

Triode

CV3926

BR140

Triode (Power)

BR153

Triode (Power)

BR155

Triode (Power)

BR161

Triode (Power)

CV2322

BR175

Triode (Power)

BR179

Triode (Power)

CV2323

BR189

Triode (Power)

CV5218

BR191B

Triode (Power)

5762 CV2383 CV5289

BR194

Triode

BS100

L4	1	2	3	4
	a	f	f	g1

 
Triode

Triode	Vh	Ah	Va	Vg	mAa
	6.0	2.7	1250	-225	300

 
CV1219 DA100 MZ1-100 NT36

BS4

CV0189

BS60

L4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.0	4.0	555	-135	120	840	3.0

 
CV1206 DA60 DO60

BT111

Thyratron

BT17

Thyratron (Mercury Vapour)

BT29

Thyratron (Mercury Vapour)

BT45

CV22

BT5

Thyratron (Mercury Vapour)

CV1147

BT5B

Thyratron (Mercury Vapour)

BT69

Thyratron (Mercury Vapour)

Thyratron	Vh	Ah
	5.0	20.0

 
 

BT89

Thyratron (Mercury Vapour)

Thyratron	Vh	Ah	Va	Vg	mAa
	2.5	5.0	1,000	-	0.5

 
 

BT95

Thyratron (Mercury Vapour)

CV5141

BT9B

Thyratron (Xenon)

Thyratron	Vh	Ah	Va	Vg	mAa
	2.5	5.0	1,000	-	0.5

 
CV2109

BTH

Triode

BW1124

Rectifier HW

Big-CRT

Cathode-Ray Tube