7?...

Double Diode Triode

CV0891

7?...

Double Diode Pentode

CV0892

7A2

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	4.0	1.0	250	250	-15.5	32	6	75k	2.7	3.3W	7%

 
AC/Pen KT42 MKT4 MKT4/5 MP/Pen MPT4 N40 Pen4VA CV1174 APP4B KT41 AC2/Pen A70B APP4A P4VA

7A3

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

 
Pentode

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 AC2/Pen ARP25 CV1181 KT41 NR59 PenA4 420T APP4B Pen4VB A70C N41 PT4 42MP/Pen

7A4

Triode

CV1770

7A6

Double Diode

CV0876

7A7

Pentode

CV0877

7A8

Octode

CV0878

7AN7

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 B319 PCC84

7B4

Triode

CV0879

7B5

Pentode

CV0880

7B6

Pentode

CV0882 DL82 DH81

7B7

B8B	1	2	3	4	5	6	7	8
	h	a	g2	g3	s	g1	k	h

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.15	250	100	-3	8.5	1.7	0.75M	1.75

 
CV0522 W149

7BP7A

Cathode Ray Tube

CV3637

7C23

Triode (Power)

BR1165

7C24

Triode (Power)

5762

7C5

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

 
Pentode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	6.3	0.45	250	250	-12.5	45.0	4.5	52,000	4.1	4.5	8%

 
CV0885 KT81 N148

7C6

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

 
Double Diode Triode

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

 
CV0887 DH149

7D10

B9A	1	2	3	4	5	6	7	8	9
	ic	g1	k	h	h	-	a	g2	g3

 
Pentode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout	D
	6.3	0.75	250	250	-4.5	40	6	50,000	11	3W	8.5%

 
6CH6 CV2127 EL821

7D11

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

 
CV5220 KT88 12E13

7D3

Pentode

40PPA

7D5

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

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	13.0	0.3	250	250	-15	32	8	3.9

 
CV1425 N30 PP13A PTA

7D6

Pentode

CV1672 Pen383 PP35 C70D Pen36C Pen3250

7D8

Pentode

ARP9 CV0889 CV1327 Pen1340 Pen13C

7D8S

Pentode

ARP9A CV1328

7D9

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 6P17 CV0136 EL91 N77 N144 16A

7DJ8

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
	7.0	0.3	90	-1.2	15	2,650	12.5

 
PCC88

7ES8

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
	7.6	0.3	90	-1.4	15	2500	12.5

 
PCC189

7F7

Double Triode

CV0893

7F8

Triode

CV2968

7FC7

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

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	7.5	0.3	90	-1.2	15	2900	12.3

 
PCC89

7G7

Pentode

CV0894

7GV7

B9A	1	2	3	4	5	6	7	8	9
	a(t)	g2	a	h	h	k(t),k(p),s,g3	g1	k(t),k(p)s,g3	g1(t)

 
Triode Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	7.4	0.3	155	135	-3.0	7.8	2.4	0.4M	4.7

 
30C18 PCF805

7H57

Rectifier MV

AH205/857B

7H7

B8B	1	2	3	4	5	6	7	8
	h	a	g2	g3	s	g1	k	h

 
Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	150	-2.4	10	3.2	0.8M	4.2

 
CV0895 W148 W81 W143

7HG8

B9A	1	2	3	4	5	6	7	8	9
	k,g3,s	g1	k,g3,s	h	h	g1(t)	a(t)	a(p)	g2

 
Triode Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	8.0	0.3	190	140	-1.5	8.5	2.7	0.35M	4.5

 
PCF86

7J7

Triode Heptode

CV0897

7K7

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

 
Double Diode Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	250	-2.0	2.3	44000	1.6

 
CV0896

7N7

Double Triode

CV0898

7Q7

Heptode

CV0899

7R7

B8B	1	2	3	4	5	6	7	8
	h	a	a(d2)	a(d1)	g2	g1	k	h

 
Double Diode Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	100	-1	6.2	1.6	1M	2.3

 
CV0900

7S7

B8B	1	2	3	4	5	6	7	8
	h	a	a(t)	g1(t),g3	g2,g4	g1	k	h

 
Triode Heptode

Heptode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm
	6.3	0.3	250	100	-2	1.8	3.0	1.25M	0.525

 
7J7 X148 X81

7UP7

Cathode Ray Tube

CV3639

7W7

Pentode

CV0902

7Y4

B8B	1	2	3	4	5	6	7	8
	h	-	a(2)	-	-	a(1)	k	h

 
Rectifier FW

Rectifier	Vh	Ah	Va	mAa
	6.3	0.5	325	70

 
CV0901 U149 U82

7Z4

Rectifier FW

CV0346 CV1790 EZ22