D024

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	rk	rl	Pout	D
	4.0	1.85	400	-40.0	63.0	1,000	7.5	630	3,200	7.1W	4%

 
 

D026

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	rk	rl	Pout	D
	4.0	2.0	400	-92	63.0	950	3.8	1,500	3,000	7.5W	10%

 
 

D030

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	rk	rl	Pout	D
	4.0	2.0	500	-134	60.0	580	6.9	2,250	6,000	11.0W	3%

 
 

D051

Triode

CV0001

D06HF

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	ra	gm
	3.0	0.06	50-125	-	60,000	0.28

 
 

D1

B3G	1	2	3	tc
	h	k	h	a

 
Diode

Diode	Vh	Ah	Va	mAa
	4.0	0.2	125	5

 
ARD2 CV1078 T4D VR78

D15

Barretter

CV1539

D152

B7G	1	2	3	4	5	6	7
	k(1)	a(2)	h	h	k(2)	s	a(1)

 
Double Diode

Diode	Vh	Ah	Va	mAa
	6.3	0.3	150	9

 
6AL5 6D2 EB91 6D2 EAA91 D77

D210SW

B4	1	2	3	4	tc
	a	-	f	f	g1

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	2.0	0.1	150	-4.5	2.4	12,000	1.35

 
 

D296

Triode

D.3

Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	2.0	0.3	50-125	-	-	60,000	0.28

 
 

D4

B5	1	2	3	4	5
	a	g1	h	h	k

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	4.0	0.65	250	-4.5	6.5	11,500	3.5

 
354V 41MHL ACHL AR17 CV0399 CV1037 HL4 MH4 NR31 VR37

D41

B5	1	2	3	4	5
	a(D1)	a(D2)	h	h	k

 
Double Diode

Diode	Vh	Ah
	4.0	0.3

 
CV1170 CV1187 NR46 NR66 CV1076

D42

Diode

ARD4 CV0557 CV1302 CV2394

D5-100W

Cathode-Ray Tube

D43

Diode

D61

B3G	1	2	3	tc
	h	k	h	a

 
Diode

Diode	Vh	Ah	mAa
	6.3	0.3

 
CV1092 EA50

D63

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

 
Double Diode

Diode	Vh	Ah	Va	mAa
	6.3	0.3	150	8

 
6H6G ARDD3 CV0554 CV1301 CV1929 EB34

D7/200GH

B13B	1	2	3	4	5	6	7	8	9	10	11	12	13
	h	h	g1	a(2)	Y1	Y2	a(3)	a(4)	X1	ic	X2	ic	ic

 
Cathode-Ray Tube

CRT	Vh	Ah
	6.3	0.3

 
 

D7/201GH

Cathode-Ray Tube

D77

B7G	1	2	3	4	5	6	7
	k(1)	a(2)	h	h	k(2)	s	a(1)

 
Double Diode

Diode	Vh	Ah	Va	mAa
	6.3	0.3	150	9

 
6AL5 6D2 CV0140 DD6 EB91 D152 EAA91

DA

Triode

4DI CV1109 HL1320 C30B HL13C

DA1

Triode

DA100

L4	1	2	3	4
	a	f	f	g1

 
Triode

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

 
BS100 CV1219 MZ1-100 NT36

DA2

Triode

DA3

Triode

DA30

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

 
CV0563 CV1178 DO30 NR56 VT111 V503

DA41

UX4	1	2	3	4	tc
	f	-	g1	f	a

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	Pout
	7.5	3.1	1,000	0	140	175W

 
CV1076 TZ40 VT76

DA42

Triode

CV2394 3B/402A ES1101

DA60

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

 
BS60 CV0527 CV1206 DO60

DA90

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

 
Diode

Diode	Vh	Ah	Va	mAa
	1.4	0.15	117	0.5

 
1A3 CV0753 1D13

DAC1

Diode Triode

DAC32

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

 
Diode Triode

Triode	Vh	Ah	Va	mAa	ra	gm
	1.4	0.05	90	0.15	240k	0.275

 
1H5 1H5GT CV1820 HD14

DAF70

Diode Pentode

CV2104

DAF91

B7G	1	2	3	4	5	6	7
	f-	nc	a(d)	g2	a	g1	f+

 
Diode Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	1.4	0.05	90	90	0	2.7	0.63	0.5M	0.72

 
1FD9 1S5 CV0784 ZD17

DAF96

B7G	1	2	3	4	5	6	7
	f-	-	a(d)	g2	a	g1	f+

 
Diode Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	1.4	0.025	67.5	67.5	-1.5	0.17	0.055	0.17

 
1AH5 1AM5 1FD1 1P1 ZD25

DC/P

Triode

Triode	Vh	Ah	Va	Vg	mAa	gm	Pout
	8.0	0.5	200	-14.0	16.0	4.5	0.65

 
 

DC70

Triode

CV2275

DC762A

Rectifier HW

DC80

Triode

CV2172

DCC90

B7G	1	2	3	4	5	6	7
	f(-)	a(2)	g1(2)	hct	g1(1)	a(1)	f(+)

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	1.4	0.22	90	-2.5	3.7	8,300	1.8

 
3A5 CV0808

DD101

Double Diode

DD207

B4	1	2	3	4
	a(2)	a(1)	f	f

 
Double Diode

Diode	Vh	Ah
	2.0	0.075

 
 

DD4

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

 
Double Diode

Diode	Vh	Ah	Va	mAa
	4.0	0.75	100	10.0

 
 

DD41

MO	1	2	3	4	5	6	7	8
	h	k(2)	a(2)	s	a(1)	m	k(1)	h

 
Double Diode

Diode	Vh	Ah	Va	mAa
	4.0	0.5	175	5

 
CV1403

DD6

B7G	1	2	3	4	5	6	7
	k(1)	a(2)	h	h	k(2)	s	a(1)

 
Double Diode

Diode	Vh	Ah	Va	mAa
	6.3	0.3	150	9

 
6AL5 6D2 CV0140 D77 EB91

DD620

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

 
Double Diode

Diode	Vh	Ah	mAa
	6.0	0.2	0.5

 
ZD

DD818

Double Diode

DDL4

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

 
2D4A CV1119 D41 V914 VR119 A20B

DDPP4M

B7	1	2	3	4	5	6	7	tc
	a(d2)	k	a(d1)	h	h	a	g2	g1

 
Double Diode Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	4.0	2.25	250	250	-6	36	5.0	50,000	9.5	4.3W	10%

 
Pen4DD

DDT

B7	1	2	3	4	5	6	7	tc
	a(d2)	m	a(d1)	h	h	k	a	g1

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	4.0	0.65	250	-7	4.0	13,500	2.0

 
TDD4 11A2 A23A HD4 MHD4 AC/HL/DD

DDT4

B7	1	2	3	4	5	6	7	tc
	a(d2)	m	a(d1)	h	h	k	a	g1

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	4.0	0.65	250	-7	4.0	13,500	2.0

 
TDD4 11A2 A23A HD4 MHD4 AC/HL/DD

DE06LF?

Triode

DE2HF

Triode

Triode	Vh	Ah	Va	Vg	mAa
	2.0	0.12	45	-	0.5

 
 

DE2LF

Triode

Triode	Vh	Ah	Va	Vg	mAa
	2.0	0.12	45	-	0.5

 
 

DE3

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	μ
	2.8	0.1	80	-	-	6.0

 
 

DE4

Triode

DE5

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	5.0	0.25	120	-6	5.4	8000	0.88

 
CV2891

DE5A

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	μ
	5.0	0.25	120	-12.0	5.4	4,000	0.88	3.5

 
 

DE5B

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	μ
	5.0	0.25	120	-2.0	5.4	30,000	0.67	20

 
CV2892

DE6

Triode

DEH

Triode

DEH612

Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.0	0.1	150	-	-	33,000	0.6

 
 

DEP215

Triode

DEQ

Triode

Triode	Vh	Ah
	3.0	0.2

 
CV1156 NR18

DER

Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	1.8	0.35	30-80	-3	-	32,000	0.28

 
 

DES1

Thermal Delay Switch

DET10

Triode

CV2900

DET12

B4	1	2	3	4	tc	tc
	-	-	f	f	g1	a

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	Pdriv	Pdiss	Pout	freq	f.max
	7.5	3.25	1250	-225	90	4.5W	50	75	20	330

 
4304CB 834 CV1062 CV1288 NT58 TY1-50 VT62

DET16

Triode

CV1363

DET18

Triode

35T CV0419 CV0668 3-50AG

DET19

UX7	1	2	3	4	5	6	7	tc	tc
	h	-	g1(1)	k	g1(2)	-	h	a(1)	a(2)

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	Pdriv	Pdiss	Pout	freq	f.max
	6.3	0.8	300	-50	90	1W	10W	15W	100MHz	300MHz

 
2C34 4074A CV0018 CV1061 RK34 VT61

DET1SW

Triode

CV2895

DET20

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

 
CV0006 CV1135 NR80 VR135

DET22

Triode

Triode	Vh	Ah	Va	mAa	Pout	Pdiss	freq	f.max
	6.3	0.4	350	40	3	10	600	4000

 
CV0273 TD03-10 CV5956 ME1001

DET23

Triode

Triode	Vh	Ah	Va	Vg	gm	μ
	6.3	0.4	350	0	7.0	70

 
CV0352 CV0354 TD03-5

DET24

Triode

Triode	Vh	Ah	Va	Vg	mAa	gm	μ
	6.3	1.0	400	0	600	12.0	28

 
CV0397 TD04-20

DET25

Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	μ
	6.0	1.28	1200	-	80.0	3600	2.1	11

 
AT35 CV1025 VT25

DET28

B9G	1	2	3	4	5	6	7	8	9	tc
	f	g1	ic	ic	ic	ic	g1	ic	f	a

 
Triode

Triode	Vh	Ah	Va	Vg	mAa
	7.7	1.15	600	-60	100

 
 

DET29

Triode

Triode	Vh	Ah	Va	mAa	Pdriv	Pdiss	Pout	freq
	6.3	0.5	450	40	0.5W	10.0W	3.0W	3GHz

 
CV2397

DET3

Triode

CV1034

DET5

Triode

CV0384 CV1223 NT40

DET8

Triode

CV2898

DET9

Triode

CV2899

DF1

Pentode

DF33

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	1.4	0.05	90	90	0	1.2	0.3	1.5M	0.75

 
1N5GT CV1823 Z14

DF61

Pentode

CV2371

DF62

Pentode

CV2237 R1AD4 XFR1

DF64

Pentode

CV2260

DF66

Pentode

CV2107

DF70

Pentode

CK505AX CV0386 CV0443

DF72

Pentode

CV2101

DF73

Pentode

CV2103

DF75

Pentode

CV2102

DF91

B7G	1	2	3	4	5	6	7
	f-	a	g2	ic	f-	g1	f+

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	1.4	0.05	90	67.5	0	3.5	1.5	0.5M	0.9

 
1F3 1T4 CV0785 W17

DF92

B7G	1	2	3	4	5	6	7
	f-	a	g2	-	f-	g1	f+

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	1.4	0.05	90	67.5	0	3.7	1.4	0.5M	1.0

 
1F2 1L4 CV1758

DF96

B7G	1	2	3	4	5	6	7
	f-,g3	a	g2	ic	f-,g3	g1	f+

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	1.4	0.025	85	64	0	1.65	0.55	1M	0.85

 
1AJ4 1F1 W25

DF97

B7G	1	2	3	4	5	6	7
	f-,s	a	g2	g3	f-,s	g1	f+

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	1.4	0.025	85	62	0	1.7	0.7	0.45M	0.94

 
 

DFA8

B4	1	2	3	4
	a	g1	f	f

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm	μ
	5.0	0.85	400	-7.5	9.0	15,000	1.28	19.5

 
 

DG13-2

Cathode Ray Tube

CV2191

DG4-1

B9G	1	2	3	4	5	6	7	8	9
	h,k	y1	y2	a2	x1	x2	a1	g	h

 
Cathode-Ray Tube

CRT	Vh	Ah
	6.3	0.3

 
 

DG7-5

B9G	1	2	3	4	5	6	7	8	9
	h,k	x1	x2	a2	y1	y2	a1	g1	h

 
Cathode Ray Tube

CRT	Vh	Ah	Va
	6.3	0.4	800

 
CV2175

DG7-32

	1	2	3	4	5	6	7	8	9	10	11	12
	h	g1	k	g3	-	x1	x2	a,g2,g4	y1	y2	-	h

 
Cathode Ray Tube

CRT	Vh	Ah
	6.3	0.3

 
CV2431

DH101

Double Diode Triode

DH107

Double Diode Triode

DH109

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

 
Triple Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	28	0.1	200	-2.3	1	50k	1.4

 
10LD12 UABC80

DH118

B8A	1	2	3	4	5	6	7	8
	h	a	g1	s	a(d2)	a(d1)	k	h

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	13.0	0.1	100	-0.7	0.8	54k	1.4

 
10LD3 14L7 UBC41

DH119

B9A	1	2	3	4	5	6	7	8	9
	a	g1	k	h	h	a(d1)	s	a(d2)	ic

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	gm	μ
	14	0.1	250	-1.5	5.0	1.65	70

 
10LD13 14L7 UBC81

DH142

B8A	1	2	3	4	5	6	7	8
	h	a	g1	s	a(d2)	a(d1)	k	h

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	13.0	0.1	100	-0.7	0.8	54k	1.4

 
10LD3 141DDT 14L7 DH18 UBC41

DH147

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

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	250	-9	9.5	8,500	1.9

 
6R7G DL63

DH149

B8B	1	2	3	4	5	6	7	8
	h	a	g1	ic	a(d2)	a(d1)	k,s	h

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.15	250	-1	1.3	0.1M	1.0

 
7C6 CV0887

DH150

B8A	1	2	3	4	5	6	7	8
	h	a	g1	s	a(d2)	a(d1)	k	h

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.23	250	-3	1.0	58,000	1.2

 
6CV7 6LD3 EBC41 62DDT DH718

DH18

B8A	1	2	3	4	5	6	7	8
	h	a	g1	s	a(d2)	a(d1)	k	h

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	13.0	0.1	100	-0.7	0.8	54k	1.4

 
10LD3 141DDT 14L7 DH141 UBC41

DH2

Double Diode

DH3/91

B8B	1	2	3	4	5	6	7	8
	h	a(1,3,Y2)	Y1	X2	g1	X1	k,a(2)	h

 
Cathode Ray Tube

CRT	Vh	Ah	Va
	6.3	0.3	1000

 
1CP1 CV2302

DH30

Double Diode Triode

DH42

B7	1	2	3	4	5	6	7	tc
	a(d2)	m	a(d1)	h	h	k	a	g1

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	4.0	1.0	250	-4	4.0	18,200	2.2

 
AC/HL/DD H4D MHD4 11A2 DDT DDT4

DH63

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

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	250	-3	1	58k	1.2

 
6Q7G CV0587

DH7-91

B9G	1	2	3	4	5	6	7	8	9
	h,k	y1	y2	a2,a4	x1	x2	a3	g1	h

 
Cathode Ray Tube

CRT	Vh	Ah	Va
	6.3	0.55	1,500

 
3AFP31 24D

DH718

B8A	1	2	3	4	5	6	7	8
	h	a	g1	s	a(d2)	a(d1)	k	h

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.23	250	-3	1.0	58,000	1.2

 
6CV7 6LD3 EBC41

DH719

B9A	1	2	3	4	5	6	7	8	9
	a(d3)	a(d2)	k(d2),s	h	h	a(d1)	k	g	a

 
Triple Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.45	250	-3.0	1.0	50,000	1.4

 
6AK8 6LD12 EABC80

DH76

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

 
Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	12.6	0.15	250	-3	1	58k	1.2

 
12Q7GT DL74 DL74M

DH77

B7G	1	2	3	4	5	6	7
	g1	k	h	h	a(d2)	a(d1)	a

 
Double Diode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	250	-3	1.0	58,000	1.2

 
6AT6 CV0452 EBC90

DH81

Pentode

7B6 CV0882 DL82

DK1

Heptode

DK32

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

 
Heptode

Heptode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra