old tube

Exhibits	110E/302	19H5	20P1	2A6	2C34
on show	388A	4033A	4304BB	4643	5212E
here	5703WA	572B	5957E	5J32	6080
	62BT	76	8012	808	Audion
	B5	BK	C100A	Catkin	CF185
	CV0006	CV0063	CV0085	CV0090	CV0095
	CV0150	CV0181	CV0230	CV0240	CV0323
	CV0576	CV1069	CV1073	CV1089	CV1091
	CV1178	CV1207	CV1285	CV1482	CV2549
	CV2570	CV4060	CV5326	DC762A	DE3
	DE6	DeForest	DF33	DH2	DL63
	Experimental	Fleming	GL5J29	GU50	HL2K
	HL4	Horned	HP215	K250	M14-170W
	Magnetron	ML6	N	NR15A	NR4C
	NR57	NR73	NR8	NR89	NT1
	NT58	NT92	NU26	P1	Pen4VA
	Q	Q(Bi-Grid)	QP22B	QQE06-40	R 2
	R Type	R Type	R5	RK-715	RT323
	S625	T307	T311	Tetrode	UCH21
	Unknown	Unknown	Unknown	Unknown	Unknown
	V24	VMS4B	VR40	VRB150/60	VT-158
	VT.1A	VT20	VT61	VX1541	VX2511
	VX7092	VX8066

6V4

DK96

DK96

UY41

WD142

0C3	12AT7WA	12AU7	12AX7	20P1
on show	304	5763	6064	6AS7G	6AU6
here	6AU6	6BA6	6BQ5	6C4	6H6G
	6H6GT/G	6J5GT	6K7GT	6SN7GT	6SN7GT
	6X5GT	7K7	85A2	A2674	B309
	B309	CV0136	CV0449	CV4024	DH63
	DK96	DL96	DY802	EB41	EBC90
	ECC85	ECF80	ECH35	EF91	EL34
	EL38	EL84	EY88	EZ80	EZ81
	HA2	KT61	LN152	N144	N309
	N31	N37	PCC84	PCF80	PCL805/85
	PCL83	PCL83	Pen45	PL36	QQV03-10
	QQV03-20A	QQV06-40A	QV04-7	U18/20	U18/20
	U22	U30	U31	U319	U329
	UCH81	VT-94	VX7083	X17	X18
	X31	X65	YL1080	Z66	Z77
	Z77

AD1		B4 1 2 3 4 fc mc h h Thermal Delay Switch	Delay Vh Ah Va mAa 4.0 1.5 250 6,000 DLS10
AR10		B5 1 2 3 4 5 tc a a(d1) f(-) f(+) a(d2) g1 Double Diode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.1 150 -1.5 1.1 28,600 1.4 CV1308 HD24 L21DD TDD2A
AR11		Double Triode	4019B CV1309
AR12		Triode	4020A CV1310
AR13		Triode	4022AR B406 CV1311
AR14		Triode	220RC CV1312
AR15		Triode	220LF CV1313
AR16		Double Triode	220B CV1032 VR32
AR17		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm 4.0 1.0 250 -4 5.0 11,100 3.6 CV1037 MH4 NR31 VR37
AR20		Triode	4021B CV1316
AR21		IO 1 2 3 4 5 6 7 8 tc m h a a(d2) a(d1) - h k g1 Double Diode Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.2 250 -5.5 5 15k 2 CV1055 EBC33 NR48 OM4 VR55
AR4		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va ra gm 2.0 0.1 150 28k 0.5 CV1303 HL210 PM1HF
AR5		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm Pout 2.0 0.2 150 -4.5 10 4,000 4.0 0.18W CV1166 NR42 VR22
AR6		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.2 150 -4.5 10.0 4000 4.0 CV1304 LP2 NR42 VR22
AR62		Rectifier MV
AR7		Triode	4D1 CV1109 HL1320 NR55 VR109
AR8		MO 1 2 3 4 5 6 7 8 tc f(-) - a - a(d2) m a(d1) f+ g1 Double Diode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.05 150 -2.8 1.5 24,000 1.05 CV1306 HL23DD
AR9		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.1 150 -4.5 4.8 10,000 1.4 210LF CV1021 CV1307 L2 L21 PM1LF VR21
ARD2		B3G 1 2 3 tc h k h a Diode	Diode Vh Ah Va mAa 4.0 0.2 125 5 CV1078 D1 VR78
ARD4		Diode	CV1302 D42
ARDD1		B5 1 2 3 4 5 a(1) a(2) h h k Double Diode	Diode Vh Ah Va mAa 13.0 0.2 50 8.0 10D1 2D13C CV1300
ARDD3		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 CV1301 D63
ARDD5		IO 1 2 3 4 5 6 7 8 m h a(2) k(2) a(1) - h k(1) Double Diode	Diode Vh Ah Va mAa 6.3 0.2 140 0.8 CV1054 EB34 OM3 VR54
ARH1		IO 1 2 3 4 5 6 7 8 tc m h a g2,g4 g3 - h k g1 Heptode	Heptode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 150 -6 3.3 8.3 1M 0.35 6L7 CV1280 NR67 X64
ARP1		B5 1 2 3 4 5 a g1 f- f+ g2 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm Pout 2.0 0.2 120 120 -4.5 5.3 1.1 2.6 0.35W CV1118 NR39 PT2 VR118
ARP10		B7 1 2 3 4 5 6 7 - g1 g2 h h k a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm Pout D 4.0 1.95 250 250 -5.8 36 5.0 50,000 9.5 3.8W 10% APP4G CV1328 CV1329 PenA4
ARP11		B7 1 2 3 4 5 6 7 tc m a g3 h h k g2 g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 4.0 1.3 200 100 -2.5 8.0 1.5 4.7 CV1329 TSP4
ARP12	1938	MO 1 2 3 4 5 6 7 8 tc f - a g2 g3 m - 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 1.45M 1.08 CV1331 VP23
ARP13		B7 1 2 3 4 5 6 7 tc m g1 g3 f f - g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.1 150 80 0 2.9 0.75 0.6M 1.1 210VPT CV1083 CV1332 NR41 VP21 VP210 VR83
ARP14		Pentode	2201PT CV1333 Z22
ARP15		IO 1 2 3 4 5 6 7 8 m h a g2 g3 nc h k Tetrode	Beam Tetrode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 125 -3 10.5 2.6 0.6M 1.5 CV1195 KTW63 NR86
ARP16		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 6J7 CV1074 KTZ63 NR83 VT74
ARP17		IO 1 2 3 4 5 6 7 8 m h a g2 g1 - h k Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm Pout D 6.3 0.7 285 285 -20 38 7 78k 2.55 4.5W 9% 6F6G CV1186 KT63 NR85
ARP18		Pentode	CV1334 KT24
ARP19		MO 1 2 3 4 5 6 7 8 tc h k a g2 g3 m - h g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 4.0 0.95 200 200 -1.5 10.9 2.7 0.7M 8.5 CV1335 CV1574 SP41 VR65A
ARP2		B7 1 2 3 4 5 6 7 tc m g1 g3 f f - g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.18 135 135 0 3.0 1.0 0.7M 1.8 CV1320 SP2
ARP20		MO 1 2 3 4 5 6 7 8 tc h k a g2 g3 m - h g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 4.0 0.95 200 200 -1.5 20.0 5.0 9.0 CV1336 NR79 SP42
ARP21		Pentode	CV1192 NR79 Z62
ARP22		Pentode	116Pen CV1337
ARP23		B7 1 2 3 4 5 6 7 tc - g1 g3 h h k g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 4.0 1.0 250 125 - - - 0.8M 2.8 CV1124 MS/Pen NR70 VR124
ARP24		Pentode	220VPT CV1338
ARP25		B7 1 2 3 4 5 6 7 - g1 g2 h h k,g3 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 7A3 CV1181 KT41 NR59 PenA4
ARP26		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% KT44
ARP3		B7 1 2 3 4 5 6 7 tc - a g3 h h k g2 g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm μ 13 0.2 250 125 -1 10.0 3.5 0.6M 1.65 1,000 12VPA 9D2 CV1106 CV1321 VR106
ARP33		B7 1 2 3 4 5 6 7 tc m g1 g3 h h k g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 4.0 1.0 250 100 -1.75 3.3 1.0 2.4 CV1341 MSP4
ARP34		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 0.2 250 250 -2.5 6 1.7 1.5M 2.2 CV1053 EF39 OM6 VR53
ARP35		B9G 1 2 3 4 5 6 7 8 9 h g2 a g3 s k g1 s h Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 250 -2 10 3 1M 6.5 63SPT CV1091 CV1578 EF50 VR91 Z90
ARP36		MO 1 2 3 4 5 6 7 8 tc h k a g2 g3 m nc h g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.6 200 200 -1.5 10.9 2.7 0.7M 8.5 CV1065 SP61 VR65
ARP37		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 CV1342 QP25
ARP38		IO 1 2 3 4 5 6 7 8 tc m h a g2 - - h k g1 Pentode	Tetrode Vh Ah Va Vs Vg mAa mAs ra gm 6.6 0.3 250 100 -3 2.0 0.5 1.5M 1.23 CV1343 KTZ73
ARP4		Pentode	CV1322 SP210
ARP5		B7 1 2 3 4 5 6 7 tc m g1 g3 f f - g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.18 135 135 0 3.0 1.25 0.4M 1.5 CV1323 VP2
ARP6	1933	B7 1 2 3 4 5 6 7 tc M g1 g3 h h k g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 4.0 1.0 200 100 -2 3.0 1.1 2.2M 2.3 CV1324 SP4
ARP7		Pentode	42MPT CV1325
ARP75		Pentode	CV1221 NT38A PT6 PZ1-75 SW75Pen
ARP8		Pentode	AC4Pen CV1326
ARP9		Pentode	7D8 CV1327 Pen1340
ARP9A		Pentode	7D8S CV1328
ARS6	1928	Tetrode	Tetrode Vh Ah Va Vs Vg ra gm 6.0 0.15 180 120 - 125,000 0.65 S625 CV1317
ARS7		Tetrode	CV1318 VS24
ARS8		Rectifier HW	CV1319
ARTH1		IO 1 2 3 4 5 6 7 8 tc m h a g2,g4 g1(t),g3 a(t) h k g1 Triode Hexode	Hexode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 100 -2.0 3.0 3.0 1.3M 0.65 6K8G CV1944
ARTH2		IO 1 2 3 4 5 6 7 8 tc m h a g2,g4 g1(t),g3 a(t) h k g1 Triode Hexode	Hexode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 100 -2.0 3.0 3.0 1.3M 0.65 CV1347 ECH35
ARTP2	1938	MO 1 2 3 4 5 6 7 8 tc f- - a a(t) g1(t),g3 m g2 f+ g1 Triode Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.2 120 60 -1.5 0.58 0.92 1.3M 0.26 TP25 CV1345
AT20		Triode	CV1361 MZ02-50
AT35		L4 1 2 3 4 a f f g1 Triode	Triode Vh Ah Va Vg mAa ra gm μ 6.0 1.28 1200 - 80.0 3600 2.1 11 CV1025 DET25 VT25
AT37		Triode	ACT36
AT75		Triode	ACT6 CV1222 NT39
ATP10		Pentode	1062A 4061A CV1369
ATP100		Pentode	4069A CV1372
ATP35		Pentode	CV1370 NT74 PV1-35
ATP4		MO 1 2 3 4 5 6 7 8 tc f- - - g2 g1 - - f+ a Pentode	Pentode Vh Ah Va Vs Vg gm 2.0 0.3 150 150 -1 5.2 CV1366 V248A
ATP5		B7 1 2 3 4 5 6 7 tc - g1 g3 f f - g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs Pdiss 3.0 0.3 450 250 -1 20 6 5W CV1367 V245
ATP7		B7 1 2 3 4 5 6 7 tc - g1 g3 f f - g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.0 0.2 600 300 -5 14.0 - 1M 3.0 CV1368 V266
ATP75		Pentode	CV1371 NT38 PT6 PZ1/75
ATS25		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 807 CV1374 VT60A
ATS25A		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 5B/250A 807 CV1364 VT60A
ATS70		Beam Tetrode	4282B CV1365
AU1		B4 1 2 3 4 a(1) a(2) f f Rectifier FW	Rectifier Vh Ah Va mAa 4.0 3.0 500 250 45IU CV1264 FW4-500 NU12 U18/20
AU12		L4 1 2 3 4 a f f - Rectifier HW	Rectifier Vh Ah Va mAa 6.0 2.0 1,500 200 CV2853 NU13A RZ1-250 U15
AU13		IO 1 2 3 4 5 6 7 8 m h nc a(2) nc a(1) nc h,k Rectifier FW	Rectifier Vh Ah Va mAa 5.0 2.0 350 125 5Z4
AU2		Rectifier HW	RG250
AU3		Rectifier FW	CV1064 DW4-500 NU3 U12/14 VU64
AU3A		B4 1 2 3 4 a(1) a(2) f f Rectifier FW	Rectifier Vh Ah Va mAa 4.0 2.5 500 120 1561 CV1039 IW4 MU14 NU17 R3 VU39
AU4		B4 1 2 3 4 tc - - f f a Rectifier HW	Diode Vh Ah Va mAa 4.0 1 2500 30 CV1113 NU18 U17 VU113
AU5		B4 1 2 3 4 tc - - f f a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 1.1 5,000 50 CV1111 R11 U27 V1907 VU111
AU6		B4 1 2 3 tc - - f a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 3.0 1,750 250 CV1072 GU50 NU16 RG1-240A VU72
AU8		MO 1 2 3 4 5 6 7 8 tc h,k ic ic ic ic ic ic h a Rectifier HW	Rectifier Vh Ah Va mAa 2.0 2.0 5200 1.0 CV1356 U22
AW2		B4 1 2 3 4 a k - - Voltage Stabiliser	Stabiliser Va mAa 100 1.0-8.0 7475 CV1070 VS70
AW3		B4 1 2 3 4 a k - - Voltage Stabiliser	Stabiliser Va mAa 120 75 CV1110 S130 VS110
AW4		B5 1 2 3 4 5 a(4) k a(2) a(3) a(1) Voltage Stabiliser	Stabiliser Va mAa 420 55 A2235 CV1068 STV280/40 VS68

NE16		Neon Indicator	991 CV0651 NE18
NE18		Neon Indicator	991 CV0651 NE16
NGT1		B5 1 2 3 4 5 tc - g1 h h k a Thyratron	Thyratron Vh Ah Va mAa 4.0 1.75 350 1000 CV1141 GDT4C DPQ
NGT121		MO 1 2 3 4 5 6 7 8 h k a nc g1 m nc h Thyratron	Thyratron Vh Ah Va mAa f.max 4.0 1.5 400 500 0.02 T41
NGT128		B5 1 2 3 4 5 a g1 h h k Thyratron	Thyratron Vh Ah Va mAa 4.0 1.35 500 1000 GT1C
NGT2		B5 1 2 3 4 5 a g1 h h k Thyratron	Thyratron Vh Ah Va mAa 4.0 1.35 500 1000 CV1128 GT1C VGT128
NGT4		Thyratron	CV1143 GT1A
NR14		I/S1 1 2 3 tc a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm μ 4.0 0.1 75 0 - 45,000 - 7 CV1150
NR15		Triode	Triode Vh Ah Va ra gm 4.0 0.075 125 16,000 0.85 CV1151 PM3
NR15A	1924	Triode	410LF CV1152 L410 PM4DX
NR16		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm μ 4.0 0.2 200 0 - 2,150 3.0 6.5 CV1153 PM254
NR16A		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm μ 4.0 0.2 200 0 - 2,150 3.0 6.5 CV1154 PM254 PM4DX
NR17	1926	Triode	Triode Vh Ah Va ra gm 3.8 0.11 100 35,000 0.2 CV1155
NR18		Triode	Triode Vh Ah 3.0 0.2 CV1156 DEQ
NR22		B4 1 2 3 4 tc g2 g1 f f a Tetrode	Tetrode Vh Ah Va Vs Vg mAa mAs ra gm μ 4.0 0.075 150 75 - - - 0.23M 0.87 200 CV1158 PM14
NR23		B4 1 2 3 4 tc g2 g1 f f a Tetrode	Tetrode Vh Ah Va Vs Vg mAa mAs ra gm μ 4.0 0.075 150 75 - - - 0.23M 0.87 200 CV1159 PM14 S410
NR26		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm 4.0 1.0 250 -8 8.0 8,000 2.5 41MLF CV1038 MHL4 VR38
NR27		Triode	104V CV1160
NR27A		Triode	104V CV1161
NR28		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.15 100 -10.5 4 8,750 0.62 CV1019 PM2 VR19
NR31		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm 4.0 1.0 250 -4 5.0 11,100 3.6 AR17 CV1037 MH4 VR37
NR35		Double Triode	CV1163 PM2BA PD220A
NR37		Tetrode	AC/SG
NR38		B5 1 2 3 4 5 tc g2 g1 h h k a Tetrode	Tetrode Vh Ah Va Vs Vg mAa mAs ra gm 4.0 1.0 200 80 0.0 14.0 3.0 0.45M 2.4 VMS4
NR39		B5 1 2 3 4 5 a g1 f(-) f(+) g2 Pentode	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 KT2 VR118 PM22A
NR40		Pentode	PM24D
NR41		B7 1 2 3 4 5 6 7 tc m g1 g3 f f - g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.1 150 80 0 2.9 0.75 0.6M 1.1 210VPT ARP13 CV1083 VP21 VR83
NR42		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.2 150 -4.5 10.0 4000 4.0 AR5 AR6 CV1166 CV1304 LP2 VR22 P220
NR43		B5 1 2 3 4 5 a g1 f- f+ g2 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 4.0 0.275 300 200 -21.0 21 6.0 2.0 PM24A
NR44		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm rk rl Pout D 4.0 1.0 300 -50.0 50.0 830 6.0 1000 3500 4.5 4.0 CV1168 PX4
NR45		B7 1 2 3 4 5 6 7 tc m g1 g3 h h k g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 4.0 1.0 250 100 -2.0 8.0 5.0 2.7 CV1169 VMP4G
NR46		B5 1 2 3 4 5 a(d1) a(d2) h h k Double Diode	Diode Vh Ah 4.0 0.3 CV1170 D41
NR47		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm Pout 4.0 2.0 400 -25.0 63.0 1,670 6.0 5.5W CV1040 DO24 PX25 VR40
NR48		IO 1 2 3 4 5 6 7 8 tc m h a a(d2) a(d1) - h k g1 Double Diode Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.2 250 -5.5 5 15k 2 AR21 CV1055 EBC33 OM4 VR55
NR49		IO 1 2 3 4 5 6 7 8 tc m h a g2 g3 nc h k g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.2 250 100 -2 3 0.8 2.5M 1.8 CV1056 EF36 OM5 VR56
NR50		Triode	CV1171 HA1 AT4
NR51		B7 1 2 3 4 5 6 7 tc m g1 g3 h h k g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 4.0 1.0 250 100 -2.0 8.0 5.0 2.7 VMP4G
NR52	1932	B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va ra gm 4.0 0.65 250 11,500 3.5 354V CV1173
NR53		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 KT42
NR54		Pentode	CV1175 ZA1 AP4
NR54A		Pentode	AP4
NR55		Triode	4D1 AR7 CV1109 HL1320 VR109
NR56		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa gm Pout 4.0 2.0 500 -144 60 3.85 45W CV1178 DA30 DO30
NR57	1929	B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm Pout 4.0 1.0 200 -13.5 17 3,700 2.7 0.65W AC/P CV1179 ML4
NR58		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm μ 4.0 1.0 200 -5.6 5.5 9,250 2.7 25 244V CV1180 V312
NR59		B7 1 2 3 4 5 6 7 - g1 g2 h h k,g3 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 7A3 ARP25 CV1181 KT41 PenA4
NR60		B7 1 2 3 4 5 6 7 tc a(d2) m a(d1) h h k a g1 Triode	Triode Vh Ah Va Vg mAa ra gm 4.0 1.0 250 -4 4.0 18,200 2.2 CV1182 MHD4 H42
NR61		Pentode	CV1183 W42
NR64		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 -3 8.0 2.7 0.46M 2.9 CV1281 KTW62 W281
NR65		B7 1 2 3 4 5 6 7 tc m g1 g3 h h k g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 4.0 1.0 250 100 -1.75 3.3 1.0 2.4 MSP4
NR66		B5 1 2 3 4 5 a(d1) a(d2) h h k Double Diode	Diode Vh Ah 4.0 0.3 CV1187 D41
NR67		IO 1 2 3 4 5 6 7 8 tc m h a g2,g4 g3 - h k g1 Heptode	Heptode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 150 -6 3.3 8.3 1M 0.35 ARH1 CV1280 X64 6L7
NR68		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 6Q7
NR69		IO 1 2 3 4 5 6 7 8 - h a t g1 - h k Tuning Indicator	CRT Vh Ah Va mAa 6.3 0.3 200 4.5 CV1103 VR103 Y63
NR70		B7 1 2 3 4 5 6 7 tc - g1 g3 h h k g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 4.0 1.0 250 125 - - - 0.8M 2.8 ARP23 CV1124 MS/Pen VR124
NR71		Pentode	MS/PenT
NR72		Pentode	CV1188 N43
NR73	1937	IO 1 2 3 4 5 6 7 8 m h a(2) g1(2) g1(1) a(1) h k Double Triode	Triode Vh Ah Va Vg mAa 6.3 0.8 300 0 35.0 6N7G CV1285 ECC31
NR74	1938	B7 1 2 3 4 5 6 7 tc - g1 g2 h h k - a Pentode	Beam Tetrode Vh Ah Va Vs Vg mAa mAs gm 4.0 1.75 310 210 -6.9 63 14 8.5 AC6/Pen PV1-35
NR75	1939	B5 1 2 3 4 5 tc - g1 h h k a Triode	Triode Vh Ah Va gm 4.0 1.0 700 7.0 CV1190 W1302 ACP4
NR76		Tetrode	CV1191 KTZ41
NR77		IO 1 2 3 4 5 6 7 8 m h a g2 g1 nc h k Pentode	Beam Tetrode Vh Ah Va Vs Vg mAa mAs ra gm Pout D 6.3 0.9 350 250 -18 54 2.5 33K 5.2 11W 15% 6L6G CV1286 EL35
NR78		IO 1 2 3 4 5 6 7 8 m h a nc g1 nc h k Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.3 250 -8 8 10K 2 6C5
NR78A		IO 1 2 3 4 5 6 7 8 m h a - g1 - h k Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.3 250 -8 9.0 7,700 2.6 L63
NR79		MO 1 2 3 4 5 6 7 8 tc h k a g2 g3 m - h g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 4.0 0.95 200 200 -1.5 20.0 5.0 9.0 ARP20 ARP21 CV1192 CV1336 SP42 Z62
NR80		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 CV1135 DET20 VR135 E1148
NR81		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 CV1941 KTW63
NR82		IO 1 2 3 4 5 6 7 8 tc m h a g2,g4 g1(t),g3 a(t) h k g1 Triode Hexode	Hexode Vh Ah Va Vs Vg mAa ra gm 6.3 0.3 250 100 -3 1.75 2.5M 0.225 CV1193 VR99 X65
NR83		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 -3 2.0 0.5 1.5M 1.25 ARP16 CV1074 KTZ63 VT74 6J7G
NR84		Triode	20A1 CV1194 X41
NR85		IO 1 2 3 4 5 6 7 8 m h a g2 g1 - h k Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm Pout D 6.3 0.7 285 285 -20 38 7 78k 2.55 4.5W 9% 6F6G ARP17 CV1186 KT63
NR86		IO 1 2 3 4 5 6 7 8 m h a g2 g3 nc h k Tetrode	Beam Tetrode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 125 -3 10.5 2.6 0.6M 1.5 ARP15 CV1195 KTW63
NR87		Double Diode Pentode	AC5PenDD
NR88		B3G 1 2 3 tc tc h k k a g1 Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.25 200 -3.3 7.5 11,400 2.9 CV1197 EC53
NR89	1941	IO 1 2 3 4 5 6 7 8 tc g1 h - - - - h k r Klystron	Klystron Vh 4.0
NR94		Triode	ACP4 W2529 CV1198
NR95		IO 1 2 3 4 5 6 7 8 m h a g2 g1 - h k 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% CV1502 KT32 VR502
NS1		B5 1 2 3 4 5 a(4) k a(2) a(3) a(1) Voltage Stabiliser	Stabiliser Va mAa 280 70 CV1069 STV280/80 VS69
NS3		Barretter	202 CV1200
NS4			4713
NS5		Barretter	Stabiliser mAa 300 304 CV1202
NSP1		UX4 1 2 3 4 G a iG k Strobotron	Strobe Va Vg mAa 380 70 100 CV0220
NT18		Triode	DO60
NT19	1933	Triode	Triode Vh Ah Va 17.0 5.65 7,000 CV1207
NT20			PM365
NT32B		Triode	Triode Vh Ah 23 47 CV1216
NT36		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 DA100 MZ1-100
NT37		B5 1 2 3 4 5 h a g1 c h Triode	Triode Vh Ah Va Vg mAa ra gm μ 6.0 1.4 600 -20 170 1,670 9.0 15 4033A CV1220
NT38		Pentode	ATP75 CV1371 PT6 PZ1/75
NT38A		Pentode	ARP75 CV1221 PT6 PZ1-75 SW75Pen
NT39		Triode	ACT36 AT75 CV1222
NT40		B4 1 2 3 4 a g1 f f Triode	CV1223 DET5
NT46		Triode	CV1227
NT58		B4 1 2 3 4 tc tc - f f - g1 a Triode	Triode Vh Ah Va Vg mAa Pdiss Pdriv Pout freq f.max 7.5 3.2 1000 -170 100 50w 6w 70W 100 MHz 300 MHz 4304CB 834 CV1062 CV1288 DET12 TY1-50 VT62
NT62		Pentode	PM24D
NT62A		Pentode	PM24D
NT65A		Pentode	CV1240 PZ1-35
NT74		Pentode	ATP35 CV1370
NT82		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.3 150 -10 19 2150 3.5 CV1246 P2 PM202
NT92		1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm μ 14 6 1,500 -57 170 1,900 8.4 CV1252 4212E
NT98		Magnetron	E1189
NT99		Triode	Triode Vh Ah Va Vg 6.0 6.5 8,000 -31 E1232 W2514
NU12		B4 1 2 3 4 a(1) a(2) f f Rectifier FW	Rectifier Vh Ah Va mAa 4.0 3.0 500 250 45IU AU1 CV1264 FW4-500 U18/20
NU13		L4 1 2 3 4 a f f - Rectifier HW	Rectifier Vh Ah mAa 6.0 - 120 CV1265 RZ1-250 U15
NU13A	1934	L4 1 2 3 4 a f f - Rectifier HW	Rectifier Vh Ah Va mAa 6.0 2.0 1,500 200 AU12 CV1266 4476A RZ1-250 U15
NU15		B5 1 2 3 4 5 a - h h k Rectifier HW	Rectifier Vh Ah Va mAa 40.0 0.2 250 120 U4020
NU16		B4 1 2 3 4 - - f f Rectifier HW	Rectifier Vh Ah Va mAa 4.0 2.7 2,220 250 AU6 CV1072 GU5 RG1-240A VU72
NU17		B4 1 2 3 4 a(1) a(2) f f Rectifier FW	Rectifier Vh Ah Va mAa 4.0 2.5 500 120 AU3A CV1039 IW4 MU14 R3 VU39 UU5
NU18		B4 1 2 3 4 tc - - f f a Rectifier HW	Diode Vh Ah Va mAa 4.0 1 2500 30 AU4 CV1113 U17 VU113
NU20		IO 1 2 3 4 5 6 7 8 - f - a(2) - a(1) - f Rectifier HW	Rectifier Vh Ah Va mAa 5.0 2.0 350 120 U50
NU26		Rectifier HW	Rectifier Vh Ah Va Vs Vg mAa mAs ra gm μ 22 18 -1 7448 CV1274
NU3		Rectifier FW	AU3 CV1064 DW4-500 U12/14 VU64
NU31		Rectifier HW	CV1279 MU2
NU33		B4 1 2 3 4 tc - - h,k h a Rectifier HW	Rectifier Vh Ah Va mAa 2.0 1.5 5000 10 CV1120 CV1290 SU2150A VU120
NU33A		B4 1 2 3 4 tc - - h,k h a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 0.65 6000 3.0 HVR2
NU34		B4 1 2 3 4 tc - - h,k h a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 0.65 6000 3.0 CV1134 HVR2 VU134
NU5		Rectifier HW	Rectifier Vh Ah Va mAa 13.5 9.5 3,000 150 CV1261 RX3-120
NU7		Rectifier MV	CV1262 GU1
NU8		Rectifier MV	Rectifier Vh Ah Va mAa 2.0 5.0 1,250 125 CV1263 3828

<! [***]>

VGT121	1940	MO 1 2 3 4 5 6 7 8 h k a nc g1 m nc h Thyratron	Thyratron Vh Ah Va mAa f.max 4.0 1.5 400 500 0.02 CV1121 T41
VGT128		B5 1 2 3 4 5 a g1 h h k Thyratron	Thyratron Vh Ah Va mAa 4.0 1.35 500 1000 CV1128 GT1C NGT2
VI103		IO 1 2 3 4 5 6 7 8 - h a t g1 - h k Tuning Indicator	CRT Vh Ah Va mAa 6.3 0.3 200 4.5 Y61 Y63
VR18		B4 1 2 3 4 tc g2 g1 f f a Tetrode	Tetrode Vh Ah Va Vs Vg mAa mAs ra gm μ 2.0 0.15 150 80 -1.5 7.0 - 0.3M 1.1 330 215SG CV1018 Z21
VR19		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.15 100 -10.5 4 8,750 0.62 CV1019 NR28 PM2
VR21	1929	B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2 0.1 120 -6 7.5 7000 1.6 210LF AR9 CV1021 CV1307 L2 L21
VR22	1930	B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.2 150 -4.5 10.0 4000 4.0 220PA AR5 AR6 CV1022 CV1166 CV1304 LP2 NR42
VR27		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.1 150 -4.5 4.8 10,000 1.4 210LF CV1027 L210
VR28	1931	B4 1 2 3 4 tc g2 g1 f f a Tetrode	Tetrode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.2 150 80 0 2.6 - 110,000 1.6 220VSG CV1028 S215VM
VR32		Double Triode	220B AR16 CV1032
VR35	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 QP21
VR37		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm 4.0 1.0 250 -4 5.0 11,100 3.6 AR17 CV1037 MH4 NR31
VR38		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm 4.0 1.0 250 -8 8 8,000 2.5 41MLF CV1038 MHL4 NR26
VR40		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa Pdiss D 4.0 2.0 500 -54 82 26 4% CV1040 DO24 NR47 PX25
VR41		B4 1 2 3 4 tc g2 g1 f f a Tetrode	Pentode Vh Ah Va Vs Vg mAa mAs gm 2.0 0.18 150 90 0 2.5 0.5 1.4 CV1041 PM12M
VR43		Heptode	210PG CV1043 VHT2A X22
VR44		Double Diode Triode	210DDT CV1044 HL21DD
VR45		Triode	X56
VR46		Pentode	CV1046 PT25H
VR47		Triode	3B/200B CV1047 TZ05-20
VR49		B7 1 2 3 4 5 6 7 tc m g1 g3 f f - g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.1 150 60 -0 2.95 0.75 0.6M 1.3 210SPT CV1049 SP210
VR53	1940	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 0.2 250 250 -2.5 6 1.7 1.5M 2.2 ARP34 CV1053 EF39 OM6
VR54	1941	IO 1 2 3 4 5 6 7 8 m h a(2) k(2) a(1) - h k(1) Double Diode	Diode Vh Ah Va mAa 6.3 0.2 200 0.8 ARDD5 CV1054 EB34 OM3 1638
VR55		IO 1 2 3 4 5 6 7 8 tc m h a a(d2) a(d1) - h k g1 Double Diode Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.2 250 -5.5 5 15k 2 AR21 CV1055 EBC33 NR48 OM4
VR56		IO 1 2 3 4 5 6 7 8 tc m h a g2 g3 nc h k g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.2 250 100 -2 3 0.8 2.5M 1.8 CV1056 EF36 NR49 OM5
VR57	1940	IO 1 2 3 4 5 6 7 8 tc m h a g3,g5 g1 g2 h k g4 Octode	Octode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.2 250 50 -2 1.0 0.8 2.0M 0.55 EK32
VR57A		IO 1 2 3 4 5 6 7 8 tc m h a g3,g5 g1 g2 h k g4 Octode	Octode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.2 250 50 -2 1.0 0.8 2.0M 0.55 EK32
VR59		Triode	955
VR65	1941	MO 1 2 3 4 5 6 7 8 tc h k a g2 g3 m nc h g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.6 200 200 -1.5 10.9 2.7 0.7M 8.5 ARP36 CV1065 SP61 CV0118 10E/11446
VR65A	1938	MO 1 2 3 4 5 6 7 8 tc h k a g2 g3 m - h g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 4.0 0.95 200 200 -1.5 10.9 2.7 0.7M 8.5 ARP19 CV1335 CV1574 SP41
VR66	1941	MO 1 2 3 4 5 6 7 8 h k a - g1 m - h Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.6 250 -11.8 16 3,700 4.5 CV1066 P61
VR67		IO 1 2 3 4 5 6 7 8 m h a nc g1 nc h k Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.3 250 -8 9 7.7K 2.6 6J5G CV1067 L63
VR75/30		IO 1 2 3 4 5 6 7 8 - k 7 - a - 3 - Voltage Stabiliser	Stabiliser Va mAa 75 40 QS1205 VT-260 0A3 KD21 G75/1D WS75/40 CV379 G75/2D WTT141 GL-75/30
VR78	1937	B3G 1 2 3 tc h k h a Diode	Diode Vh Ah Va mAa 4.0 0.2 125 5 ARD2 CV1078 D1
VR82		Triode Heptode	220TH
VR83		B7 1 2 3 4 5 6 7 tc m g1 g3 f f - g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.1 150 80 0 2.9 0.75 0.6M 1.1 210VPT ARP13 CV1083 NR41 VP21
VR90/30		Voltage Stabiliser	0B3 CV3799
VR91	1938	B9G 1 2 3 4 5 6 7 8 9 h g2 a g3 s k g1 s h Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 250 -2 10 3 1.0M 6.5 ARP35 CV1091 EF50
VR91A		B9G 1 2 3 4 5 6 7 8 9 h g2 a g3 s k g1 s h Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 250 -2 10 3 1.0M 6.5 EF50
VR92	1939	Diode	EA50
VR95		Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm μ 6.3 0.15 250 100 -3.0 1.2 0.5 1.0M 11.0 1100 954
VR95A		Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm μ 6.3 0.15 250 100 -3.0 1.2 0.5 1.0M 11.0 1100 954
VR99		IO 1 2 3 4 5 6 7 8 tc m h a g2,g4 g1(t),g3 a(t) h k g1 Triode Hexode	Hexode Vh Ah Va Vs Vg mAa ra gm 6.3 0.3 250 100 -3 1.75 2.5M 0.225 CV1099 CV1193 NR82 X65 X66
VR99A		IO 1 2 3 4 5 6 7 8 tc m h a g2,g4 g1(t),g3 a(t) h k g1 Triode Hexode	Hexode Vh Ah Va Vs Vg mAa ra gm 6.3 0.3 250 100 -3 1.75 2.5M 0.225 ECH35
VR100		IO 1 2 3 4 5 6 7 8 tc m h a g2 g3 - h k g1 Tetrode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 100 -3 8.0 2.8 0.46M 2.9 CV1100 KTW62
VR101		IO 1 2 3 4 5 6 7 8 tc m h a a(d2) a(d1) - h k g1 Double Diode Triode	Triode Vh Ah Va Vg mAa ra gm μ 6.3 0.635 200 -5 11.5 7,300 3.0 CV1101 DL63 MHLD6
VR102	1939	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 BL63 CV1102
VR103		IO 1 2 3 4 5 6 7 8 - h a t g1 - h k Tuning Indicator	CRT Vh Ah Va mAa 6.3 0.3 200 4.5 CV1103 Y63
VR105		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm Pout 6.3 0.7 250 -13.5 25 3,700 3.8 0.65W CV1105 ML6
VR105/30		IO 1 2 3 4 5 6 7 8 - k ic - a - ic - Voltage Stabiliser	Stabiliser Va mAa 75 40 0C3 CV0686 QS1206 KD24 W-269 G105/1D GL-105/30
VR106		B7 1 2 3 4 5 6 7 tc - a g3 h h k g2 g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm μ 13 0.2 250 125 -1 10.0 3.5 0.6M 1.65 1,000 12VPA 9D2 ARP3 CV1106 CV1321
VR107		Heptode	15D2 CV1107
VR108		Pentode	8D2 CV1108
VR109		Triode	4D1 AR7 CV1109 HL1320 NR55
VR109A		Triode	4D1
VR116		MO 1 2 3 4 5 6 7 8 tc h k a g2 g3 m nc h g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs gm 6.3 0.63 200 200 -4.5 5.1 3.45 3 6F32 CV1116 V872
VR117		Triode	41MTL CV1117
VR117A		Triode	41MTL
VR118		B5 1 2 3 4 5 a g1 f(-) f(+) g2 Pentode	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 KT2 NR39
VR119		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 CV1119 DDL4
VR122		Pentode	41MXP
VR123	1938	Ct8 1 2 3 4 5 6 7 8 tc m h h k g4 g2 g3 a g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.2 250 250 -2.5 8 0.25 2M 1.8 CV1123 EF8
VR124		B7 1 2 3 4 5 6 7 tc - g1 g3 h h k g2 a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 4.0 1.0 250 125 - - - 0.8M 2.8 ARP23 CV1124 MS/Pen NR70
VR125		Pentode	MS/PenB
VR126		Hexode	4SH CV1126
VR129		Pentode	CV1129 MS/Pen
VR130		MO 1 2 3 4 5 6 7 8 f - a - g1 m - f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.05 150 -2.4 1.5 27,000 1.2 CV1130 HL23
VR135		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 CV1135 DET20 NR80 E1148
VR136		B9G 1 2 3 4 5 6 7 8 9 h a g2 k k g1 k k h Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 250 -1.7 10 1.45 0.5m 7.7 CV1136 EF54 RL7
VR137	1946	B9G 1 2 3 4 5 6 7 8 9 h g1 k a nc nc nc nc h Triode	Triode Vh Ah Va Vg mAa ra gm Pdiss freq f.max 6.3 0.43 250 -2.6 10 9.2k 6.5 7W 300 400. CV1137 EC52
VR150		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 CV0685 QS150/40 GL150/30 KD25 VT-139 WT-294 GD150A/S G150/3D G180/2D G180/2M
VR150/30		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 CV0685 QS150/40 GL150/30 KD25 VT-139 WT-294 GD150A/S G150/3D G180/2D G180/2M
VR502		IO 1 2 3 4 5 6 7 8 m h a g2 g1 - h k 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% CV1502 KT32 NR95
VR503		IO 1 2 3 4 5 6 7 8 hct h a g2 g1 - h k 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 KT33C
VR505		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm 4.0 1.0 200 -1.5 5.2 13,300 6.0 MH41
VRB150/60		Voltage Stabiliser
VS110		B4 1 2 3 4 a k - - Voltage Stabiliser	Stabiliser Va mAa 120 75 AW3 CV1110 S130
VS2		B4 1 2 3 4 tc g2 g1 f f a Rectifier HW	Triode Vh Ah Va Vs Vg mAa mAs gm 2.0 0.18 150 90 0 2.5 0.5 1.4 CV1319
VS24		Tetrode	ARS7 CV1318
VS68		B5 1 2 3 4 5 a(4) k a(2) a(3) a(1) Voltage Stabiliser	Stabiliser Va mAa 420 55 A2235 AW4 CV1068 STV280/40
VS69		B5 1 2 3 4 5 a(4) k a(2) a(3) a(1) Voltage Stabiliser	Stabiliser Va mAa 280 70 CV1069 NS1 STV280/80
VS70		B4 1 2 3 4 a k - - Voltage Stabiliser	Stabiliser Va mAa 100 8 7475 AW2 CV1070
VT.1A	1919	B4 1 2 3 4 a g1 f f Triode
VT103		1 2 3 4 5 tc f g2 g1 g3 f a Triode	Pentode Vh Ah Va Vs Vg mAa mAs 10.0 5.0 2,000 600 - 160 20 803
VT104		B5 1 2 3 4 5 tc g2 g1 f f g3 a Beam Tetrode	Beam Tetrode Vh Ah Va Vs Vg mAa mAs Pdriv Pout Pdiss freq 6.0 1.3 1000 300 -70 80 23 0.7W 60W 30W 20MHz CV1104 PT15
VT105		Triode	ML6
VT111		Triode	DA30
VT121		Triode	955
VT127		MO 1 2 3 4 5 6 7 8 tc h k - g2 g1 - - h a Pentode	Pentode Vh Ah Va Vs Pdiss 4.0 1.75 315 230 20W CV1127 Pen46
VT134		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 ra gm Pout 12.6 0.15 250 250 -12.5 30 3.5 70k 3.0 2.4 12A6
VT139		B5 1 2 3 4 5 a g1 h h k Triode	Triode Vh Ah Va Vg mAa ra gm 4.0 1.0 250 -4 5.0 11,100 3.6 MH4
VT154		IO 1 2 3 4 5 6 7 8 m h a - g1 - h k Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.3 250 -8 9.0 7,700 2.6 L63
VT158		Triode	2AHL
VT168A		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 ra gm Pout D 6.3 1.25 200 135 -14 66 9 18,300 7.1 6W 10% 6Y6G
VT17		Tetrode	CV0640 GC860
VT180		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 0.2 250 250 -2.5 6 1.7 1.5M 2.2 EF39
VT195		IO 1 2 3 4 5 6 7 8 m h nc a(2) nc a(1) nc h,k Rectifier FW	Rectifier Vh Ah Va mAa 5.0 2.0 350 125 5Z4G
VT198A		Pentode	CV1926
VT20	1929	B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm Pout D 2.0 0.2 150 -7.5 11 4,000 2.25 0.19 5% 220P CV1020
VT206		B4 1 2 3 4 tc - - h,k h a Rectifier EHT	Rectifier Vh Ah Va mAa 2.0 1.5 5000 10 VU120
VT208		IO 1 2 3 4 5 6 7 8 m h k g1 k g2 h a Pentode	Pentode Vh Ah Va Vs Vg mAa ra gm 12.6 0.15 250 150 -2.5 9.2 1M 4 12SG7 CV0694
VT211		IO 1 2 3 4 5 6 7 8 m h k g1 k g2 h a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 150 -2.5 9.2 3.4 1M 4 6SG7 CV1978
VT214		IO 1 2 3 4 5 6 7 8 m h a(2) k(2) a(1) - h k(1) Double Diode	Diode Vh Ah Va mAa 12.6 0.10 117 8 12H6 CV0916
VT217		UX4 1 2 3 4 tc f - g1 f a Triode	Triode Vh Ah Va Vg mAa Pdriv Pdiss Pout μ 6.3 4.0 1500 -113 150 8W 55W 170W 160 811
VT23		Triode	230XP CV1023
VT23A		Triode	230XP
VT231		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 0.6 250 -8 9.0 7700 2.6 6SN7GT CV1988 ECC32
VT233		IO 1 2 3 4 5 6 7 8 m g1 k a(d2) a(d1) a h h Double Diode Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.3 250 -2 0.9 91K 1.1 6SR7 CV0867
VT238		Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.15 250 100 -3 5.5 1.8 0.8M 1.8 956
VT25		L4 1 2 3 4 a f f g1 Triode	Triode Vh Ah 6.0 1.9 AT35 CV1025 DET25
VT269		IO 1 2 3 4 5 6 7 8 s h k g1 k g2 h a Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.175 180 120 -2 7.5 2.5 0.25M 4.0 717A CV3594
VT31		Triode	Tetrode Vh Ah Va 11.25 8.0 5,000 CV1031
VT37C		Triode	CV1644
VT38		Triode	CV1645
VT45		Triode	CV1045 X56
VT46		B5 1 2 3 4 5 a g1 f(-),g3 f(+) g2 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs Pout 4.0 2.0 400 400 -16.0 62.0 - 5.0W PT25H
VT4C		Triode	211
VT50	1934	B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm μ 2.0 0.1 150 -3 1.75 18k 1.5 CV1050 HL2K
VT501		IO 1 2 3 4 5 6 7 8 tc - h g3 g1 g2 - h k a Beam Tetrode	Beam Tetrode Vh Ah Va Vs Vg mAa mAs Pdriv Pdiss Pout freq f.max 6.3 0.8 250 160 -50 30 8 0.12 2.7W 4.8W 100MHz 200MHz CV1501 E1192 TT11
VT501A		Beam Tetrode	E1192
VT51	1933	B5 1 2 3 4 5 a g1 f- f+ g2 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 2.0 0.2 150 150 -9 18 3.6 270k 2.2 220PT CV1051 Pen220A
VT510	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 CV1510 QV04-7
VT52	1940	IO 1 2 3 4 5 6 7 8 tc - h a g2 - - h k g1 Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm Pout D 6.3 0.2 250 250 -18 32 5 70,000 2.8 2.8 10% CV1052 EL32 OM9 45
VT60		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 5B/250A 807 CV1060
VT60A		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 5B/250A 807 ATS25 ATS25A CV1364 CV1374 CV1572
VT61	1938	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 80 2W 5W 15.9W 50MHz 250MHz. 4074A CV1061 DET19 RK34 VT-224
VT61A		B5 1 2 3 4 5 tc tc g1(1) g1(2) h h k a(1) a(2) Double Triode	Triode Vh Ah Va Vg mAa Pdriv Pout 6.3 0.8 300 -50 90 1W 15W 4074B CV1573 TV03-10
VT62		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 DET12 NT58 TY1-50
VT65		IO 1 2 3 4 5 6 7 8 m h a nc g1 nc h k Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.3 250 -8 8 10K 2 6C5 CV0582 VT-65
VT73		IO 1 2 3 4 5 6 7 8 tc m h - a - - h k g1 Triode	Triode Vh Ah Va Vg mAa ra gm 6.3 0.3 250 -2 0.9 66k 1.5 6F5G CV1073 H63
VT74		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 ARP16 CV1074 KTZ63 NR83 6J7G
VT75	1939	IO 1 2 3 4 5 6 7 8 m h a g2 g1 nc h k,bp 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% CV1075 KT66 75
VT75A	1939	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 4.0 2.0 400 300 -25 85 20 6.25 CV1576 KT44
VT75B	1939	B7 1 2 3 4 5 6 7 tc - g1 s h h k g2 a Pentode	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% KT44
VT76		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 DA41
VT79		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 KT8C
VT80			4307A
VT81		Pentode	4052A
VT88		B7A 1 2 3 4 5 6 7 tc tc h g1(2) g2 k,bp hct g1 h a a(2) Double Tetrode	Tetrode Vh Ah Va Vs Vg mAa mAs mAg Pdriv Pout Pdiss freq f.max 6.3 1.6 500 200 -65 72 14 2.6 0.18W 26 15W 200 250 832
VT90		Micropup Triode	CV0062 CV1090
VT93		IO 1 2 3 4 5 6 7 8 tc m h a a(d2) a(d1) g2 h k g1 Double Diode Pentode	Pentode Vh Ah Va Vs Vg mAa mAs ra gm 6.3 0.3 250 125 -3 10 2.3 0.6M 1.33 6B8
VT94		L4 1 2 3 4 a f f g1 Triode	Triode Vh Ah Va Vg gm μ 5.8 1.43 1000 -2.5 1.75 40 CV1094
VT96		Pentode	5B/502A CV1096
VU111		B4 1 2 3 4 tc - - f f a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 1.0 5000 50 AU5 CV1111 R11 U27 V1907
VU113	1936	B4 1 2 3 4 tc - - f f a Rectifier HW	Diode Vh Ah Va mAa 4.0 1 2500 30 AU4 CV1113 NU18 U17
VU120		B4 1 2 3 4 tc - - h,k h a Rectifier EHT	Rectifier Vh Ah Va mAa 2.0 1.5 5000 10 CV1120 CV1290 NU33 SU2150A
VU120A		B4 1 2 3 4 tc - - h,k h a Rectifier EHT	Rectifier Vh Ah Va mAa 2.0 1.5 5000 10 NU33 SU2150A
VU133		B4 1 2 3 4 tc - - h,k h a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 1.35 2,500 60 CV1133 SU41 V960
VU134		B4 1 2 3 4 tc - - h,k h a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 0.65 6000 3.0 CV1134 HVR2 NU34
VU29		Rectifier HW	CV1029 ESU150
VU29-Silica		Rectifier HW	CV1029 ESU150
VU39		Rectifier FW	AU3A CV1039 IW4 MU12/14 NU17 R3
VU39A		B4 1 2 3 4 a(1) a(2) f f Rectifier FW	Rectifier Vh Ah Va mAa 4.0 2.5 500 120 CV1569 R3
VU504			V1901
VU508		B4 1 2 3 4 tc - - f f a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 3.3 2500 250 CV0187 U19 V1913
VU508		B4 1 2 3 4 tc - - f f a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 3.3 2500 250 CV1508 U19 V1913
VU64		Rectifier FW	AU3 CV1064 DW4-500 NU3 U12/14
VU71		IO 1 2 3 4 5 6 7 8 - f - a(2) - a(1) - f Rectifier FW	Rectifier Vh Ah Va mAa 5.0 3.0 500 250 CV1071 U52
VU71A		IO 1 2 3 4 5 6 7 8 - f - a(2) - a(1) - f Rectifier FW	Rectifier Vh Ah Va mAa 5.0 3.0 500 250 U52
VU72	1940	B4 1 2 3 tc - - f a Rectifier HW	Rectifier Vh Ah Va mAa 4.0 3.0 1,750 250 AU6 CV1072 GU5 NU16 RG1-240A
VW36		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.2 150 -4.5 10.0 4,000 4.0 220PA
VW42		B4 1 2 3 4 a g1 f f Triode	Triode Vh Ah Va Vg mAa ra gm 2.0 0.1 150 -4.5 4.8 10,000 1.4 210LF
VW48			2155G