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List of Valves by Designation with Equivalent Types

Q

1916

Triode

Q(Bi-Grid)

1922

Bi-Grid

Q/U37A

Rectifier HW

CV4061

QA2400

Pentode

6065 CV4015 M8161

QA2404

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

 
Double Diode

Diode	Vh	Ah	Va	mAa
	6.3	0.3	150	9

 
6058 CV4025 M8079

QA2406

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

 
Double Triode

Triode	Vh	Ah	Va	Vg	mAa	ra	gm
	6.3	0.3	170	-1	8.5	11k	5.9

 
12AT7WA 6060 CV4024 M8162

QA2407

Rectifier FW

6063 CV4005

QD77

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

 
EB91

QKK1789

Klystron

QP21

1934

B7	1	2	4	5	6	7
	g1(1)	g1(2) 3_a(2)	f,g3	f	g2	a(1)

 
Double Pentode

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

 
CV1035 VR35

QP22B

1938

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

 
Double Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	Pout
	2.0	0.3	135	135	-11.7	3.8	0.5	1.33W

 
240QP

QP230

1936

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

 
Double Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	Pout	D
	2.0	0.3	120	120	-9.6	2.3	0.6	17,000	0.85W	5%

 
240QP

QP25

1939

MO	1	2	3	4	5	6	7	8
	f-	-	a(2)	g2	g1(2)	g1(1)	a(1)	f+

 
Double Pentode

Pentode	Vh	Ah	Va	Vs	Vg	mAa	mAs	Pout
	2.0	0.2	120	120	-9.75	2.3	0.43	1.2W

 
ARP37 CV0556 CV1342

QQE03-20

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp	hct	g1	h	a	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	6.3	1.3	600	250	-60	100	8	1.4	1.5W	48	20W	200	600

 
 

QQE04-20

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp	hct	g1	h	a	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	6.3	1.6	400	145	-45	170	17	4.5	0.23W	44	20W	125	200

 
832A

QQE06-40

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp	hct	g1	h	a	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	6.3	1.8	600	250	-80	200	18	7	3W	90	40W	275	486

 
829

QQV02-6

Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	Pdriv	Pdiss	Pout	freq
	6.3	0.8	180	180	-2.5	55	11	1.6W	6.0W	6.0W	490MHz

 
CV2466 TT23

QQV03-10

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

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	Pdriv	Pout	Pdiss	freq
	6.3	0.83	300	175	-40	76	3	0.5W	14	10W	225

 
CV2798 TT24 11E13 55B/100K

QQV03-20

1952

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp	hct	g1	h	a	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	6.3	1.3	600	250	-60	100	8	1.4	1.5W	48	20W	200	600

 
QQV03-20A

QQV03-20A

1952

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp,s	hct	g1(1)	h	a(1)	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	6.3	1.3	600	250	-60	100	8	1.4	1.5W	48	20W	200	600

 
C1134 CV2799 TT20 6252 55B/200A

QQV03-25

1964

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp,s	hct	g1(1)	h	a(1)	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	6.3	1.3	750	250	-60	100	8	1.4	1.5W	67	25W	200	600

 
 

QQV04-15

Double Beam Tetrode

QQV04-16

1961

Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	gm
	12.6	0.3	350	250	?	25.0	-	10.5

 
 

QQV04-20

IO	1	2	3	4	5	6	7	8	tc	tc
	h	g1(2)	k,bp,s	g2	hct	ic	g1(1)	h	a(1)	a(2)

 
Double Beam Tetrode

Tetrode

Vh

Ah

Va

Vs

Vg

mAa

mAs

Pdriv

Pdiss

Pout

freq

f.max

6.3

1.6

400

145

-45

75

8.5

0.23

10W

44

125MHz

200MHz

 
 

QQV06-40

Double Beam Tetrode

CV0424

QQV06-40A

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp	hct	g1	h	a	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	6.3	1.8	600	250	-80	200	18	7	3W	90	40W	275	486

 
5894/C178A 5894A CV2797 TT25 5894 55B/400A

QQV07-40

Double Beam Tetrode

QQV07-50

1961

B7A	1	2	3	4	5	6	7	tc	tc
	h	g1(2)	g2	k,bp	hct	g1	h	a	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	mAa	mAs	Pdiss	freq	f.max	Pout
	12.6	0.9	750	300	115	8.0	25W	100MHz	500MHz	103W

 
CV5847

QQZ03-20

B7A	1	2	3	4	5	6	7	tc	tc
	f(2)	g1(2)	g2	f(1),bp,s	ic	g1(1)	f(2)	a(2)	a(1)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pdriv	Pout	Pdiss	freq	f.max
	1.6	4.25	600	250	-60	100	8	1.4	1.5W	48	20W	200	600

 
YL1020

QQZ04-15

Double Beam Tetrode

CV1838

QQZ06-40

B7A	1	2	3	4	5	6	7	tc	tc
	f(2)	g1(1)	g2,g2	f(1),bp,s	ic	g1(2)	f(2)	a(1)	a(2)

 
Double Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	mAa	mAs	Pout	freq	f.max
	2.1	4.5	600	250	200	18.0	85W	100MHz	500MHz.

 
YL1030

QS105/45

Voltage Stabiliser

QS108/45

B8B	1	2	3	4	5	6	7	8
	a	a	p	k	k	k	k	k

 
Voltage Stabiliser

Stabiliser	Va	mAa
	108	25

 
CV0422

QS1200

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Va	mAa
	150	5-30

 
CV2225 0A2 GD150P/S 150B2 6354 G150/4K

QS1202

Voltage Stabiliser

CV4052

QS1203

Voltage Stabiliser

CV4053

QS1204

Voltage Stabiliser

S860 STR108/30

QS1205

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	100	5-40

 
0A3 CV3798 VR75/30 QS75/40 G75/2D

QS1206

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	105	40

 
0C3 CV0686 VR105/30 GL105/30 KD24 G105/1D

QS1207

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Va	mAa
	150	5-30

 
0A2 150C2 CV1832 GD150M AG5211 150C4 150/4K GD150M/S S856 STR150/30 STV150/30

QS1208

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Va	mAa
	108	30

 
0B2 108C1 CV1833 AG5210 G108/1K GD108M

QS1209

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Va
	85

 
85A2 CV0449 QS83/3 STV85-10 5651 AG5209 QS1209 CV1209 GD85M/S 0G3 CV2573 GD87M STR85/10

QS1210

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Va	mAa
	150	30

 
CV4020 M8223 0A2AW 6073 6626

QS1211

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Va	mAa
	108	30

 
CV4028 M8224 0B2WA 6074 6627

QS1212

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Va
	85

 
CV4048 GD85PR/S M8098 5651WA

QS1213

Voltage Stabiliser

Stabiliser	Va	mAa
	115	1-10

 
CV4054 M8142

QS1215

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Vh	Ah	Va	mAa
	-	-	90-115	1-40

 
CV5173 GD90M 90C1

QS150/15

1954

B7G	1	2	3	4	5	6	7
	k	k	k	pa	a	a	a

 
Voltage Stabiliser

Stabiliser	Va	mAa
	150	2-10

 
CV0287 150B3 GTR150M/S

QS150/40

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 CV0216 VR150/30 G150/3D GL150/30 KD25 GD150A/S VT139

QS150/45

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	150	45

 
CV0395 G180/2M

QS70/20

Voltage Stabiliser

QS75/20

1954

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

 
Voltage Stabiliser

Stabiliser	Vh	Ah	Va	mAa
	-	-	110	20

 
75B1 CV0284 GTR75M CV0284

QS75/40

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	100	5-40

 
CV3789 CV3798 WTT141 KD21 GL75/30 0A3 VR75 VT260 QS1205 VR75/30

QS75/60

B8B	1	2	3	4	5	6	7	8
	a	a	a	k	k	k	k	k

 
Voltage Stabiliser

Stabiliser	Va	mAa
	75	60

 
CV0434

QS83/3

B7G	1	2	3	4	5	6	7
	a	k	ic	k	a	ic	k

 
Voltage Stabiliser

Stabiliser	Va
	85

 
85A2 CV0449 QS1209

QS92/10

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	92	10.0

 
 

QS95/10

1954

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

 
Voltage Stabiliser

Stabiliser	Va	mAa
	95	10

 
CV0286 95A1 GTR95M/S

QU37A

Rectifier EHT

Rectifier	Vh	Ah	mAa
	1.4	0.14	2.0

 
 

QU452

Rectifier HW

QU456

Rectifier HW

CV4117

QV03-12

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

 
Beam Tetrode

Beam Tetrode

Vh

Ah

Va

Vs

Vg

mAa

mAs

mAg

Pdriv

Pout

Pdiss

freq

f.max

6.0

0.75

300

250

-60

50

5

3

0.4W

8W

12W

30

175

 
5763 CV2129 M8096

QV04-20

Beam Tetrode

815

QV04-7

1947

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

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	mAg	Pout	Pdiss	freq	f.max
	6.3	0.6	300	250	-50	44	6	0.4	7.7	7.5	60M	150

 
CV0309 CV1510 VT510

QV04-7R

Beam Tetrode

QV05-25

1947

UX5	1	2	3	4	5	tc
	h	g2	g1	k	h	a

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs	ra	gm	Pout
	6.3	0.9	300	250	-14	83	8	20k	6.5	6.7W

 
5B250A 807 CV0124

QV06-20

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

 
Beam Tetrode

Beam Tetrode

Vh

Ah

Va

Vs

Vg

mAa

mAs

mAg

Pdriv

Pout

Pdiss

freq

f.max

6.3

1.25

600

150

-58

112

9

2.8

0.2W

52W

20W

60

175

 
6146 CV2523 5B/254M

QV08-100

Power Tetrode

QV20-P18

1955

Power Tetrode

QX1020G

Plumbicon Camera Tube

QV1-150

Beam Tetrode

4X150G CV3893

QV1-150A

B8F	1	2	3	4	5	6	7	8	tc
	g2	k	h	k	-	k	h	k	a

 
Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	mAa	Pout	freq	f.max
	6.0	2.6	1250	300	150	195	165	500

 
4X150A CV2519

QY2-100

	1	2	3	4	5	6	7
	f	nc	g2	g1	bp	nc	f

 
Beam Tetrode

Beam Tetrode	Vh	Ah	Va	Vs	Pdiss
	10	5	2500	800	125W

 
813 C143 CV0026 TT10

QY3-125

1953

B5F	1	2	3	4	5	tc
	f	g2	g1	g2	f	a

 
Beam Tetrode

Tetrode	Vh	Ah	Va
	5.0	6.5	3,000

 
C1108 CV2130 4-125A

QY3-65

B7A	1	2	3	4	5	6	7	tc
	f	g2	-	g1	-	g2	f	a

 
Beam Tetrode

Tetrode	Vh	Ah	Va	Vs	Vg	mAa	mAs
	6.0	3.5	2,500	400	-	190	-

 
4-65A CV1905 CV6122

QY4-250

1956

Power Tetrode

CV2131 C1112 4-250A

QY4-400

Power Tetrode

CV5959

QY4-500A

Power Tetrode

QY5-3000A

Power Tetrode

CV5219

QY5-3000W

Power Tetrode

QY5-500

Power Tetrode

QYS50-P40

CV0313

QZ06-20

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

 
Beam Tetrode

Beam Tetrode

Vh

Ah

Va

Vs

Vg

mAa

mAs

mAg

Pdriv

Pout

Pdiss

freq

f.max

1.6

3.2

600

150

-58

112

9

2.8

0.2W

52W

20W

60

175