|
Electron tube Type
|
Brand
|
System
|
Data sheet
|
|
27ZP4
|
Sylvania
|
CRB
|
27ZP4.pdf (253100 bytes)
|
|
280A
|
Western Electric
|
R
|
280A.pdf (324175 bytes)
|
|
282A
|
Western Electric
|
Q~
|
282A.pdf (515850 bytes)
|
|
283A
|
Western Electric
|
q
|
283A.pdf (668199 bytes)
|
|
285A
|
Western Electric
|
p
|
285A.pdf (1063983 bytes)
|
|
286A
|
Western Electric
|
p
|
286A.pdf (1023137 bytes)
|
|
287A
|
Western Electric
|
THY
|
287A.pdf (809110 bytes)
|
|
287A
|
Western Electric
|
THY
|
287A.pdf (320200 bytes)
|
|
28D7W
|
Sylvania
|
PP
|
28D7W.pdf (900505 bytes)
|
|
290
|
Eimac
|
P~
|
290.pdf (1431150 bytes)
|
|
295A
|
Western Electric
|
T~
|
295A.pdf (540976 bytes)
|
|
298A (= ML298A)
|
Machlett Laboratories
|
T~
|
298A.pdf (106279 bytes)
|
|
298B (= ML298B)
|
Machlett Laboratories
|
T~
|
298A.pdf (106279 bytes)
|
|
29C1
|
AEI
|
CTD
|
29C1.pdf (154420 bytes)
|
|
29C1
|
Mazda
|
CTD
|
29C1.pdf (142310 bytes)
|
|
29KQ6
|
RCA (RC30)
|
P
|
21KA6.pdf (194257 bytes)
|
|
29LE6
|
RCA (RC30)
|
P
|
29LE6.pdf (252445 bytes)
|
|
2A3
|
Brimar
|
T
|
1U5.pdf (41369 bytes)
|
|
2A3
|
RCA
|
T
|
2A3.pdf (141927 bytes)
|
|
2A3
|
RCA (HB3)
|
T
|
2A3.pdf (197658 bytes)
|
|
2A3
|
Sylvania
|
T
|
2A3.pdf (19050 bytes) (fr)
|
|
2A3
|
Tung-Sol
|
T
|
2A3.pdf (170123 bytes)
|
|
2A3-40W
|
JJ
|
T
|
2A3-40W.pdf (171679 bytes)
|
2A4G
|
RCA (HB3)
|
THY
|
2A4G.pdf (27906 bytes)
|
|
2A4G
|
Sylvania
|
THY
|
2A4G.pdf (57393 bytes) (fr)
|
|
2A4G
|
Tung-Sol
|
THY
|
2A4G.pdf (34145 bytes)
|
2A5
|
RCA
|
P
|
2A5.pdf (39582 bytes)
|
2A5
|
RCA (HB3)
|
P
|
2A5.pdf (21641 bytes)
|
2A5
|
Sylvania
|
P
|
2A5.pdf (18525 bytes) (fr)
|
|
2A5
|
Tung-Sol
|
P
|
2A5.pdf (227516 bytes)
|
|
2A6
|
RCA
|
ddt
|
2A6.pdf (31969 bytes)
|
|
2A6
|
RCA (HB3)
|
ddt
|
2A6.pdf (32079 bytes)
|
|
2A6
|
Sylvania
|
ddt
|
2A6.pdf (18305 bytes) (fr)
|
|
2A6
|
Tung-Sol
|
ddt
|
2A6.pdf (145807 bytes)
|
|
2A7
|
RCA
|
H
|
2A7.pdf (50113 bytes)
|
|
2A7
|
RCA (HB3)
|
H
|
2A7.pdf (88116 bytes)
|
|
2A7
|
Sylvania
|
H
|
2A7.pdf (18598 bytes) (fr)
|
|
2A7
|
Tung-Sol
|
H
|
2A7.pdf (88120 bytes)
|
|
2AF4
|
Tung-Sol
|
t
|
2AF4.pdf (100263 bytes)
|
|
2AF4
|
General Electric
|
t
|
6AF4.pdf (277993 bytes)
|
|
2AF4A
|
Tung-Sol
|
t
|
2AF4.pdf (100263 bytes)
|
2AF4A
|
General Electric
|
t
|
6AF4A.pdf (291929 bytes)
|
|
2AF4B
|
Tung-Sol
|
t
|
2AF4B.pdf (98767 bytes)
|
|
2AF4B
|
RCA (RC30)
|
t
|
6AB4.pdf (283760 bytes)
|
2AH2
|
RCA (RC30)
|
R
|
2AV2.pdf (184393 bytes)
|
|
2AP1
|
Tung-Sol
|
CRO
|
2AP1.pdf (94800 bytes)
|
|
2AP1A
|
RCA (HB3)
|
CRO
|
2AP1A.pdf (185676 bytes)
|
|
2AP1A
|
Sylvania
|
CRO
|
2AP1A.pdf (136884 bytes)
|
|
2AP1A
|
Sylvania
|
CRO
|
2AP1A.pdf (147922 bytes)
|
2AS2
|
RCA (HB3)
|
R
|
2AS2.pdf (82906 bytes)
|
|
2AS2
|
Tung-Sol
|
R
|
2AS2.pdf (74884 bytes)
|
|
2AS2A
|
RCA (RC30)
|
R
|
1V2.pdf (134324 bytes)
|
|
2AS2A
|
General Electric
|
R
|
2AS2A.pdf (320010 bytes)
|
|
2AV2
|
RCA (HB3)
|
R
|
2AV2.pdf (77001 bytes)
|
2AV2
|
General Electric
|
R
|
2AV2.pdf (171546 bytes)
|
|
2AV2
|
RCA (RC30)
|
R
|
2AV2.pdf (184393 bytes)
|
|
2B3
|
General Electric
|
R
|
2B3.pdf (184867 bytes)
|
|
2B33
|
NEC
|
Q~
|
2B33.pdf (705100 bytes)
|
|
2B4
|
Du Mont
|
t�
|
2B4.pdf (79126 bytes)
|
|
2B7
|
RCA
|
ddp
|
2B7.pdf (38413 bytes)
|
|
2B7
|
RCA (HB3)
|
ddp
|
2B7.pdf (78274 bytes)
|
|
2B7
|
Sylvania
|
ddp
|
2B7.pdf (20794 bytes) (fr)
|
|
2B7
|
Tung-Sol
|
ddp
|
2B7.pdf (73844 bytes)
|
|
2BJ2
|
RCA (HB3)
|
R
|
2BJ2.pdf (63853 bytes)
|
|
2BN4
|
RCA (HB3)
|
t
|
2BN4.pdf (26352 bytes)
|
|
2BN4
|
General Electric
|
t
|
2AF4.pdf (54423 bytes)
|
|
2BN4
|
Tung-Sol
|
t
|
2BN4.pdf (76237 bytes)
|
|
2BN4A
|
Tung-Sol
|
t
|
2BN4.pdf (76237 bytes)
|
|
2BN4A
|
RCA (RC30)
|
t
|
6BK7B.pdf (267906 bytes)
|
|
2BP1
|
RCA (HB3)
|
CRO
|
2BP1.pdf (323663 bytes)
|
|
2BP1
|
Sylvania
|
CRO
|
2BP1.pdf (184972 bytes)
|
|
2BP11
|
RCA (HB3)
|
CRO
|
2BP1.pdf (323663 bytes)
|
|
2BP11
|
Sylvania
|
CRO
|
2BP1.pdf (184972 bytes)
|
|
2BU2
|
RCA (RC30)
|
R
|
2AV2.pdf (184393 bytes)
|
|
2BU2
|
RCA (HB3)
|
R
|
2BU2.pdf (162243 bytes)
|
|
2BU2
|
General Electric
|
R
|
2BU2.pdf (320226 bytes)
|
|
2C21
|
RCA (HB3)
|
tt~
|
2C21.pdf (119767 bytes)
|
2C22
|
RCA (HB3)
|
t~
|
2C22.pdf (246639 bytes)
|
|
2C36
|
Sylvania
|
t~
|
2C36.pdf (150552 bytes)
|
|
2C37
|
Sylvania
|
t~
|
2C37.pdf (176585 bytes)
|
|
2C39A (= ML2C39A)
|
Machlett Laboratories
|
T~
|
2C39A.pdf (343224 bytes)
|
|
2C39A
|
Philips
|
T~
|
2C39A.pdf (374662 bytes)
|
|
2C39A
|
RCA (HB3)
|
T~
|
2C39A.pdf (138681 bytes)
|
|
2C39A
|
Eimac
|
T~
|
2C39A.pdf (505359 bytes)
|
|
2C39A
|
Eimac
|
T~
|
2C39A.pdf (1463128 bytes)
|
|
2C39B
|
Eimac
|
t~
|
2C39B.pdf (541879 bytes)
|
|
2C39B
|
General Electric
|
t~
|
2C39B.pdf (557213 bytes)
|
|
2C39WA (= ML2C39WA)
|
Machlett Laboratories
|
T~
|
2C39WA.pdf (394854 bytes)
|
|
2C39WA
|
Eimac
|
T~
|
2C39WA.pdf (775062 bytes)
|
|
2C4
|
Tung-Sol
|
t�
|
2C4.pdf (62339 bytes)
|
|
2C40
|
RCA (HB3)
|
t~
|
2C40.pdf (215340 bytes)
|
|
2C40A
|
RCA (HB3)
|
t~
|
2C40A.pdf (94864 bytes)
|
|
2C40A
|
General Electric
|
t~
|
2C40A.pdf (331491 bytes)
|
|
2C41 (= ML2C41)
|
Machlett Laboratories
|
T~
|
2C41.pdf (367735 bytes)
|
|
2C43
|
RCA (HB3)
|
T~
|
2C43.pdf (244009 bytes)
|
2C43
|
General Electric
|
T~
|
2C43.pdf (362657 bytes)
|
|
2C51
|
Tung-Sol
|
tt
|
2C51.pdf (210419 bytes)
|
|
2C51
|
LM Ericsson
|
tt
|
2C51.pdf (1950668 bytes)
|
2CN3A
|
RCA (HB3)
|
R
|
2CN3A.pdf (40479 bytes)
|
|
2CN3B
|
General Electric
|
R
|
2CN3B.pdf (350716 bytes)
|
|
2CW4
|
RCA (HB3)
|
t
|
2CN3A.pdf (40479 bytes)
|
|
2CW4
|
RCA (RC30)
|
t
|
6CS6.pdf (457275 bytes)
|
|
2CY5
|
RCA (HB3)
|
q
|
2BN4.pdf (26352 bytes)
|
|
2CY5
|
RCA (HB3)
|
q
|
2CN3A.pdf (40479 bytes)
|
|
2CY5
|
Tung-Sol
|
q
|
2CY5.pdf (87569 bytes)
|
2CY5
|
General Electric
|
q
|
2CY5.pdf (78947 bytes)
|
|
2CY5
|
RCA (RC30)
|
q
|
6CS6.pdf (457275 bytes)
|
|
2D13
|
Mullard
|
dd
|
2D13.pdf (35160 bytes)
|
|
2D13A
|
Mullard
|
dd
|
2D13A.pdf (33143 bytes)
|
2D13C
|
Mullard
|
dd
|
2D13C.pdf (96012 bytes)
|
|
2D21 (= 4G/280K)
|
STC
|
THY
|
4G-280K.pdf (326634 bytes)
|
|
2D21
|
RCA (RC30)
|
THY
|
2AV2.pdf (184393 bytes)
|
|
2D21
|
Mazda-Belvu
|
THY
|
2D21.pdf (702717 bytes) (fr)
|
|
2D21
|
RCA (HB3)
|
THY
|
2D21.pdf (223833 bytes)
|
|
2D21
|
Sylvania
|
THY
|
2D21.pdf (413696 bytes)
|
|
2D21
|
Brimar
|
THY
|
2D21.pdf (105476 bytes)
|
|
2D21W (= 5727)
|
Mazda-Belvu
|
THY
|
5727.pdf (747254 bytes) (fr)
|
|
2D21W
|
Tung-Sol
|
THY
|
2D21W.pdf (217854 bytes)
|
|
2DS4
|
RCA (HB3)
|
t
|
2CN3A.pdf (40479 bytes)
|
|
2DS4
|
RCA (RC30)
|
t
|
6DQ5.pdf (331516 bytes)
|
|
2DV4
|
RCA (HB3)
|
t
|
2CN3A.pdf (40479 bytes)
|
|
2DV4
|
RCA (RC30)
|
t
|
6DT6A.pdf (194009 bytes)
|
|
2DZ4
|
Tung-Sol
|
t
|
2DZ4.pdf (60058 bytes)
|
2DZ4
|
RCA (RC30)
|
t
|
6AB4.pdf (283760 bytes)
|
2E22
|
Tung-Sol
|
P
|
2E22.pdf (265436 bytes)
|
2E24
|
RCA (HB3)
|
P~
|
2E24.pdf (778672 bytes)
|
|
2E26
|
RCA (HB3)
|
P~
|
2E26.pdf (955632 bytes)
|
|
2E30
|
Mazda
|
P~
|
2E30.pdf (561468 bytes) (fr)
|
|
2E31
|
Raytheon
|
p
|
2E31.pdf (105680 bytes)
|
|
2E35
|
Raytheon
|
P
|
2E35.pdf (103945 bytes)
|
|
2E5
|
RCA (HB3)
|
ti
|
2E5.pdf (23795 bytes)
|
|
2E5
|
Sylvania
|
ti
|
2E5.pdf (17759 bytes) (fr)
|
|
2E5
|
Tung-Sol
|
ti
|
2E5.pdf (43452 bytes)
|
|
2EA5
|
Tung-Sol
|
q
|
2EA5.pdf (82435 bytes)
|
|
2EB1
|
Cintel
|
CRO
|
2EB1.pdf (90816 bytes)
|
|
2EG1
|
Cintel
|
CRO
|
2EG1.pdf (87846 bytes)
|
2EG4
|
RCA (RC30)
|
t
|
2EG4.pdf (128057 bytes)
|
2EN5
|
Sylvania
|
dd
|
2EN5.pdf (63655 bytes)
|
|
2EN5
|
Tung-Sol
|
dd
|
2EN5.pdf (60458 bytes)
|
2ER5
|
RCA (HB3)
|
t
|
2ER5.pdf (41022 bytes)
|
|
2ER5
|
Tung-Sol
|
t
|
2ER5.pdf (50853 bytes)
|
|
2ER5
|
Sylvania
|
t
|
6ER5.pdf (113704 bytes)
|
|
2ES5
|
Tung-Sol
|
t
|
2ES5.pdf (73573 bytes)
|
|
2ES5
|
Sylvania
|
t
|
6ES5.pdf (58716 bytes)
|
|
2EV5
|
Tung-Sol
|
q
|
2EV5.pdf (191495 bytes)
|
|
2EV5
|
Sylvania
|
q
|
6EV5.pdf (122976 bytes)
|
|
2F21
|
RCA (HB3)
|
CRB
|
2F21.pdf (716776 bytes)
|
|
2F21
|
RCA
|
CRB
|
5AZP4.pdf (447557 bytes)
|
2FH5
|
RCA (HB3)
|
t
|
2ER5.pdf (41022 bytes)
|
|
2FH5
|
Tung-Sol
|
t
|
2FH5.pdf (79119 bytes)
|
2FH5
|
RCA (RC30)
|
t
|
6ER5.pdf (639435 bytes)
|
|
2FQ5
|
Tung-Sol
|
t
|
2FQ5.pdf (80545 bytes)
|
|
2FQ5A
|
Tung-Sol
|
t
|
2FQ5A.pdf (76296 bytes)
|
|
2FQ5A
|
RCA (RC30)
|
t
|
6GK5.pdf (508126 bytes)
|
2FS5
|
RCA (HB3)
|
h
|
2ER5.pdf (41022 bytes)
|
|
2FS5
|
General Electric
|
h
|
2FS5.pdf (54876 bytes)
|
2FS5
|
RCA (RC30)
|
h
|
6FQ7.pdf (132542 bytes)
|
|
2FV6
|
Tung-Sol
|
q
|
2FV6.pdf (175192 bytes)
|
|
2FY5
|
Tung-Sol
|
t
|
2FY5.pdf (49992 bytes)
|
|
2FY5
|
Sylvania
|
t
|
6FY5.pdf (64993 bytes)
|
|
2G/402A
|
STC
|
R�
|
2G-402A.pdf (97372 bytes)
|
|
2G/472B
|
STC
|
R�
|
2G-472B.pdf (98869 bytes)
|
|
2G/473C
|
STC
|
R�
|
2G-473C.pdf (106654 bytes)
|
|
2G21
|
Mazda-Belvu
|
tH
|
2G21.pdf (119547 bytes) (fr)
|
|
2G21
|
Mazda
|
tH
|
2G21.pdf (65356 bytes) (fr)
|
2G21
|
Raytheon
|
tH
|
2G21.pdf (117882 bytes)
|
|
2G5
|
Tung-Sol
|
ti
|
2G5.pdf (42365 bytes)
|
|
2GK5
|
General Electric
|
t
|
2CY5.pdf (78947 bytes)
|
2GK5
|
RCA (HB3)
|
t
|
2ER5.pdf (41022 bytes)
|
|
2GK5
|
Tung-Sol
|
t
|
2GK5.pdf (57960 bytes)
|
|
2GK5
|
Sylvania
|
t
|
6GK5.pdf (98046 bytes)
|
2GK5
|
RCA (RC30)
|
t
|
6GK5.pdf (508126 bytes)
|
|
2GU5
|
RCA (HB3)
|
H
|
2ER5.pdf (41022 bytes)
|
|
2GW5
|
Sylvania
|
t
|
6GW5.pdf (63960 bytes)
|
|
2HA5
|
RCA (RC30)
|
t
|
6GW8.pdf (819702 bytes)
|
|
2HM5
|
RCA (RC30)
|
t
|
6GW8.pdf (819702 bytes)
|
2HQ5
|
RCA (RC30)
|
t
|
6GW8.pdf (819702 bytes)
|
|
2HQ5
|
Sylvania
|
t
|
6HQ5.pdf (150170 bytes)
|
|
2J30
|
EEV
|
MAG
|
2J30.pdf (81373 bytes)
|
|
2J31
|
EEV
|
MAG
|
2J30.pdf (81373 bytes)
|
|
2J32
|
EEV
|
MAG
|
2J30.pdf (81373 bytes)
|
|
2J33
|
EEV
|
MAG
|
2J30.pdf (81373 bytes)
|
|
2J34
|
EEV
|
MAG
|
2J30.pdf (81373 bytes)
|
|
2J42
|
Philips
|
MAG
|
2J42.pdf (160991 bytes)
|
|
2J49
|
Philips
|
MAG
|
2J49.pdf (233318 bytes)
|
|
2J50
|
Philips
|
MAG
|
2J49.pdf (233318 bytes)
|
|
2J51
|
Philips
|
MAG
|
2J51.pdf (1680420 bytes)
|
|
2J51A
|
Philips
|
MAG
|
2J51A.pdf (1040329 bytes)
|
|
2J55
|
Philips
|
MAG
|
2J55.pdf (826594 bytes)
|
|
2J55
|
Sylvania
|
MAG
|
2J55.pdf (196789 bytes)
|
|
2J56
|
Philips
|
MAG
|
2J55.pdf (826594 bytes)
|
2K25
|
Philips
|
KLY
|
2K25.pdf (1134302 bytes)
|
2K25
|
Philips
|
KLY
|
2K25.pdf (938926 bytes)
|
|
2K25
|
NEC
|
KLY
|
2K25.pdf (5141374 bytes)
|
|
2K26
|
NEC
|
KLY
|
2K25.pdf (5141374 bytes)
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2K26
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RCA (HB3)
|
KLY
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2K26.pdf (311946 bytes)
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2K42
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Sperry
|
KLY
|
2K42.pdf (177224 bytes)
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2K45
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Raytheon
|
KLY
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2K45.pdf (590341 bytes)
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2K50
|
Bendix
|
KLY
|
2K50.pdf (366684 bytes)
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|
2L33
|
Tesla
|
P
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2L33.pdf (211646 bytes) (cs)
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|
2L35
|
Tesla
|
P
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2L35.pdf (291656 bytes) (cs)
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|
2LO
|
Radio-Record
|
T
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5XX_Rec.pdf (38206 bytes) (nl)
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|
2NE9
|
Tesla
|
p
|
2NE9.pdf (313969 bytes) (cs)
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2P1P 2 1
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Soviet
|
P
|
2P1P.pdf (218160 bytes)
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2P29P 2 29
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Soviet
|
P
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2P29P.pdf (195284 bytes)
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2P2P 2 2
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Soviet
|
P
|
2P2P.pdf (434184 bytes)
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2T/270K
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STC
|
R
|
2T-270K.pdf (62099 bytes)
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|
2T/270K
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STC
|
R
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2T-270K.pdf (58482 bytes)
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2T/450E
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STC
|
R
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2T-450E.pdf (68806 bytes)
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2T4
|
Tung-Sol
|
t
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2T4.pdf (153494 bytes)
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2V/400A
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STC
|
R�
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2V-400A.pdf (126596 bytes)
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2V/400A
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STC
|
R�
|
2V-400A.pdf (110531 bytes)
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2V/471A
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STC
|
R�
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2V-471A.pdf (123131 bytes)
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2V/500C
|
STC
|
R�
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2V-500C.pdf (116637 bytes)
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2V/530E
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STC
|
R�
|
2V-530E.pdf (129296 bytes)
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2V/531E
|
STC
|
R�
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2V-531E.pdf (160360 bytes)
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2V/560E
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STC
|
R�
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2V-560E.pdf (125815 bytes)
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2V/561E
|
STC
|
R�
|
2V-561E.pdf (159727 bytes)
|
|
2V/590E
|
STC
|
R�
|
2V-590E.pdf (146195 bytes)
|
|
2V3G
|
RCA (HB3)
|
R
|
2V3G.pdf (92845 bytes)
|
|
2V3G
|
Tung-Sol
|
R
|
2V3G.pdf (30794 bytes)
|
|
2X2
|
Sylvania
|
R
|
2X2.pdf (41787 bytes) (fr)
|
|
2X2
|
Tung-Sol
|
R
|
2X2.pdf (49749 bytes)
|
2X2A
|
RCA (HB3)
|
R
|
2X2A.pdf (67446 bytes)
|
|
2X2A
|
Ferranti
|
R
|
2X2A.pdf (68971 bytes)
|
|
2X3000F
|
Eimac
|
R
|
2X3000F.pdf (729109 bytes)
|
|
2XM400
|
Mazda
|
R�
|
2XM400.pdf (125508 bytes) (fr)
|
|
2XM600A
|
Mazda
|
R�
|
2XM600A.pdf (265642 bytes) (fr)
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