Electron Tube Data Sheets
Type: Begins with: 47
| 4-47 | 47-4Y | 4Y2(1001-1007) |
|---|
| Electron tube Type | Brand | System | Data sheet |
|---|---|---|---|
| 47 | Sylvania | P | 47.pdf (51169 bytes) (fr) |
| 47 | Tung-Sol | P | 47.pdf (33599 bytes) |
| 48 | RCA | Q | 48.pdf (77371 bytes) |
| 48 | Sylvania | Q | 48.pdf (73965 bytes) (fr) |
| 4802 | RCA (HB3) | PMT | 4802.pdf (385055 bytes) |
| 4804 | RCA (HB3) | IMG | 4804.pdf (517294 bytes) |
| 4804/P2 | RCA (HB3) | IMG | 4804.pdf (517294 bytes) |
| 4804A | RCA (HB3) | IMG | 4804.pdf (517294 bytes) |
| 4804A/P2 | RCA (HB3) | IMG | 4804.pdf (517294 bytes) |
| 4807 | RCA (HB3) | IMG | 4807.pdf (1077976 bytes) |
| 4807/V1 | RCA (HB3) | IMG | 4807.pdf (1077976 bytes) |
| 4807A | RCA (HB3) | IMG | 4807.pdf (1077976 bytes) |
| 4807A/V1 | RCA (HB3) | IMG | 4807.pdf (1077976 bytes) |
| 4810 (= 8480) | RCA (HB3) | VIC | 8480.pdf (359733 bytes) |
| 4811 (= 8134) | RCA (HB3) | VIC | 8134.pdf (380920 bytes) |
| 4818 | RCA (HB3) | PMT | 4818.pdf (411324 bytes) |
| 4820 | RCA (HB3) | CRP | 4820.pdf (375060 bytes) |
| 482B (= 182B) | Sylvania | T | 182B.pdf (32166 bytes) (fr) |
| 483 (= 183) | Sylvania | T | 182B.pdf (32166 bytes) (fr) |
| 485 | Sylvania | t | 485.pdf (29783 bytes) (fr) |
| 485 | Tung-Sol | t | 485.pdf (29396 bytes) |
| 49 | RCA | Q | 49.pdf (68951 bytes) |
| 49 | RCA (HB3) | Q | 49.pdf (176736 bytes) |
| 49 | Sylvania | Q | 49.pdf (78895 bytes) (fr) |
| 49 | Tung-Sol | Q | 49.pdf (45177 bytes) |
| 49A1 | ChampionRadioTube | 42A1etc.pdf (99727 bytes) | |
| 49A2 | ChampionRadioTube | 42A1etc.pdf (99727 bytes) | |
| 49B2 | ChampionRadioTube | 42A1etc.pdf (99727 bytes) | |
| 4A/137B | STC | Q | 4A-137B.pdf (169722 bytes) |
| 4A21 | GE | dd | 4A21.pdf (49296 bytes) |
| 4A6G | Raytheon | tt | 4A6G.pdf (124003 bytes) |
| 4AP10 | RCA | 4AP10.pdf (384523 bytes) | |
| 4AU6 | RCA (HB3) | p | 4AU6.pdf (78001 bytes) |
| 4AU6 | Tung-Sol | p | 4AU6.pdf (196132 bytes) |
| 4AU6 | General Electric | p | 4AU6.pdf (100894 bytes) |
| 4AU6 | RCA (RC30) | p | 6AR11.pdf (469509 bytes) |
| 4AV6 | RCA (HB3) | ddt | 4AU6.pdf (78001 bytes) |
| 4AV6 | Tung-Sol | ddt | 4AV6.pdf (182879 bytes) |
| 4AV6 | RCA (RC30) | ddt | 6AU8A.pdf (207747 bytes) |
| 4B22 | ElectronsInc | 4B22.pdf (37999 bytes) | |
| 4B23 | ElectronsInc | 4B23.pdf (35697 bytes) | |
| 4B24 (= EL3C) | Electrons Inc | rr | EL3C.pdf (108759 bytes) |
| 4B24 | ElectronsInc | rr | 4B24.pdf (35997 bytes) |
| 4B25 (= EL6CF) | Electrons Inc | rr | EL6C.pdf (105716 bytes) |
| 4B25 | ElectronsInc | rr | 4B25.pdf (35869 bytes) |
| 4B26 | RCA (HB3) | r° | 4B26.pdf (49771 bytes) |
| 4B27 | GE | 4B27.pdf (56148 bytes) | |
| 4B28 | GE | 4B28.pdf (41748 bytes) | |
| 4B31 (= RK4B31) | Raytheon | R | 4B31.pdf (118032 bytes) |
| 4B32 (= 2G/472B) | STC | R° | 2G-472B.pdf (98869 bytes) |
| 4B32 | Tung-Sol | R° | 4B32.pdf (173177 bytes) |
| 4B32 | EEV | R° | 4B32.pdf (77859 bytes) |
| 4B35 | GE | 4B35.pdf (49729 bytes) | |
| 4B36 | GE | 4B36.pdf (52252 bytes) | |
| 4B38 | NEC | P~ | 4B38.pdf (332582 bytes) |
| 4BA6 | General Electric | p | 6BA6.pdf (403442 bytes) |
| 4BC5 | RCA (HB3) | p | 4AU6.pdf (78001 bytes) |
| 4BC5 | Sylvania | p | 6BC5.pdf (198584 bytes) |
| 4BC5 | Tung-Sol | p | 4BC5.pdf (218675 bytes) |
| 4BC5 | Sylvania | p | 6BC5.pdf (612407 bytes) |
| 4BC8 | RCA (HB3) | tt | 4AU6.pdf (78001 bytes) |
| 4BC8 | Sylvania | tt | 6BC8.pdf (143891 bytes) |
| 4BC8 | Tung-Sol | tt | 4BC8.pdf (179956 bytes) |
| 4BC8 | Sylvania | tt | 6BC8.pdf (374695 bytes) |
| 4BC8 | RCA (RC30) | tt | 6BC4.pdf (510539 bytes) |
| 4BE6 | General Electric | H | 6BE6.pdf (521410 bytes) |
| 4BL8 | RCA (HB3) | tp | 4AU6.pdf (78001 bytes) |
| 4BL8 (= XCF80) | Miniwatt | tp | XCF80.pdf (217651 bytes) (pt) |
| 4BL8 | Tung-Sol | tp | 4BL8.pdf (118008 bytes) |
| 4BL8 | RCA (RC30) | tp | 6BK7B.pdf (267906 bytes) |
| 4BN4 | General Electric | t | 6BN4.pdf (351408 bytes) |
| 4BN4 | STC/Brimar | t | 4BN4.pdf (64012 bytes) |
| 4BN6 | RCA (HB3) | p | 4AU6.pdf (78001 bytes) |
| 4BN6 | General Electric | p | 6BN6.pdf (506336 bytes) |
| 4BN6 | Tung-Sol | p | 4BN6.pdf (247781 bytes) |
| 4BN6 | RCA (RC30) | p | 6BK7B.pdf (267906 bytes) |
| 4BP15 | Philco | 4BP15.pdf (202991 bytes) | |
| 4BQ7A | RCA (HB3) | tt | 4BQ7A.pdf (77179 bytes) |
| 4BQ7A | General Electric | tt | 6BQ7A.pdf (561328 bytes) |
| 4BQ7A | Tung-Sol | tt | 4BQ7A.pdf (272619 bytes) |
| 4BQ7A | RCA (RC30) | tt | 6BN11.pdf (549900 bytes) |
| 4BS8 | RCA (HB3) | tt | 4BQ7A.pdf (77179 bytes) |
| 4BS8 | General Electric | tt | 6BS8.pdf (519065 bytes) |
| 4BS8 | Tung-Sol | tt | 4BS8.pdf (73853 bytes) |
| 4BU8 | RCA (HB3) | pp | 4BQ7A.pdf (77179 bytes) |
| 4BU8 | General Electric | pp | 6BU8.pdf (925412 bytes) |
| 4BU8 | Tung-Sol | pp | 4BU8.pdf (498221 bytes) |
| 4BU8 | General Electric | pp | 4AU6.pdf (100894 bytes) |
| 4BU8 | RCA (RC30) | pp | 6BN11.pdf (549900 bytes) |
| 4BZ6 | RCA (HB3) | p | 4BQ7A.pdf (77179 bytes) |
| 4BZ6 | Tung-Sol | p | 4BZ6.pdf (230069 bytes) |
| 4BZ6 | General Electric | p | 4AU6.pdf (100894 bytes) |
| 4BZ6 | RCA (RC30) | p | 6BY6.pdf (790979 bytes) |
| 4BZ7 | RCA (HB3) | tt | 4BQ7A.pdf (77179 bytes) |
| 4BZ7 | General Electric | tt | 6BZ7.pdf (578518 bytes) |
| 4BZ7 | Tung-Sol | tt | 4BZ7.pdf (75459 bytes) |
| 4BZ7 | RCA (RC30) | tt | 6BN11.pdf (549900 bytes) |
| 4BZ8 | Sylvania | tt | 6BZ8.pdf (70565 bytes) |
| 4C21 | GE | T~ | 4C21.pdf (141268 bytes) |
| 4C25 | Heintz&Kaufmann | T~ | 4C25.pdf (114336 bytes) |
| 4C27 | NU | 4C27.pdf (52609 bytes) | |
| 4C28 | Central Electronics | T~ | 4C28.pdf (593716 bytes) |
| 4C29 | ResearchEnterprisesLtd | c | 4C29.pdf (187268 bytes) |
| 4C32 | PacificElectronics | T~ | 4C32.pdf (226714 bytes) |
| 4C33 | RCA (HB3) | T~ | 4C33.pdf (129531 bytes) |
| 4C34 | LewisElectronics | T~ | 4C34.pdf (96544 bytes) |
| 4C35 | Philips | THY | 4C35.pdf (505107 bytes) |
| 4C35 (= PL435) | Philips | THY | PL435.pdf (40755 bytes) |
| 4C35 | Sylvania | THY | 4C35.pdf (292993 bytes) |
| 4C35 (= 1G35P) | Toshiba | THY | 1G35P_4C35_Toshiba.pdf (1099970 bytes) |
| 4C35A | ITT | THY | 4C35A.pdf (191909 bytes) |
| 4C35A | Sylvania | THY | 4C35A.pdf (73501 bytes) |
| 4C36 | LewisElectronics | T~ | 4C36.pdf (49442 bytes) |
| 4C45 | ITT | THY | 4C45.pdf (137022 bytes) |
| 4CB6 | RCA (HB3) | p | 4BQ7A.pdf (77179 bytes) |
| 4CB6 | General Electric | p | 4CB6.pdf (125632 bytes) |
| 4CB6 | Tung-Sol | p | 4CB6.pdf (139735 bytes) |
| 4CB6 | General Electric | p | 4CB6.pdf (83949 bytes) |
| 4CB6 | RCA (RC30) | p | 6BY6.pdf (790979 bytes) |
| 4CE5 | General Electric | p | 6CE5.pdf (464866 bytes) |
| 4CM300000G (= 9000) | Eimac | Q~ | 9000.pdf (2396523 bytes) |
| 4CM4 | Telefunken | t | 4CM4.pdf (55468 bytes) |
| 4CN15A | Raytheon | Q~ | 4CN15A.pdf (490019 bytes) |
| 4CN15A | Eimac | Q~ | 4CN15A.pdf (1013562 bytes) |
| 4CP7 | Lansdale/Philco | 4CP7.pdf (89057 bytes) | |
| 4CPW10000R | Svetlana | Q~ | 4CPW10000R.pdf (67854 bytes) |
| 4CPX250K (= 8590) | Eimac | Q~ | 8590.pdf (1824121 bytes) |
| 4CS100L | Eimac | Q~ | 4CS100L.pdf (1615791 bytes) |
| 4CS250R | Eimac | Q~ | 4CS250R.pdf (1271905 bytes) |
| 4CS6 | RCA (HB3) | H | 4CS6.pdf (47456 bytes) |
| 4CS6 | General Electric | H | 4CB6.pdf (125632 bytes) |
| 4CS6 | Tung-Sol | H | 4CS6.pdf (295382 bytes) |
| 4CS6 | General Electric | H | 4CB6.pdf (83949 bytes) |
| 4CS6 | RCA (RC30) | H | 6CS6.pdf (457275 bytes) |
| 4CV100000C | Eimac | Q~ | 4CV100000C.pdf (1588599 bytes) |
| 4CV20000A | Eimac | Q~ | 4CV20000A.pdf (1513586 bytes) |
| 4CV250000 | Eimac | Q~ | 4CV250000.pdf (664042 bytes) |
| 4CV250000A | Eimac | Q~ | 4CV250000A.pdf (1212078 bytes) |
| 4CV250000B | Eimac | Q~ | 4CV250000B.pdf (1596402 bytes) |
| 4CV35000A | Eimac | Q~ | 4CV35000A.pdf (891692 bytes) |
| 4CV50000E | Eimac | Q~ | 4CV50000E.pdf (1408079 bytes) |
| 4CV50000J | Eimac | Q~ | 4CV50000J.pdf (975143 bytes) |
| 4CV75000A | Eimac | Q~ | 4CV75000A.pdf (1924765 bytes) |
| 4CV8000A | Eimac | Q~ | 4CV8000A.pdf (1215497 bytes) |
| 4CW100000D | Eimac | Q~ | 4CW100000D.pdf (1413092 bytes) |
| 4CW100000E | Eimac | Q~ | 4CW100000E.pdf (1574186 bytes) |
| 4CW100000G | Eimac | Q~ | 4CV250000B.pdf (1596402 bytes) |
| 4CW10000A | Eimac | Q~ | 4CW10000A.pdf (1309411 bytes) |
| 4CW10000A | Svetlana | Q~ | 4CW10000A.pdf (116497 bytes) |
| 4CW150000E | Eimac | Q~ | 4CV250000B.pdf (1596402 bytes) |
| 4CW2000A (= 8244) | Eimac | Q~ | 8244.pdf (1044479 bytes) |
| 4CW250000A | Eimac | Q~ | 4CW250000V.pdf (1232637 bytes) |
| 4CW250000B | Eimac | Q~ | 4CV250000B.pdf (1596402 bytes) |
| 4CW250000V | Eimac | Q~ | 4CW250000V.pdf (1232637 bytes) |
| 4CW25000A | Eimac | Q~ | 4CW25000A.pdf (1568090 bytes) |
| 4CW50000E | Eimac | Q~ | 4CW50000E.pdf (1452677 bytes) |
| 4CW50000J | Eimac | Q~ | 4CW50000J.pdf (1075424 bytes) |
| 4CW800B | Eimac | Q~ | 4CW800B.pdf (1269335 bytes) |
| 4CW800F | Eimac | Q~ | 4CW800B.pdf (1269335 bytes) |
| 4CX10.000D (= 8171) | Eimac | 8171.pdf (391182 bytes) | |
| 4CX10000D | EEV | Q~ | 4CX10000D.pdf (193150 bytes) |
| 4CX10000D | Eimac | Q~ | 4CX10000D.pdf (730051 bytes) |
| 4CX10000J | Eimac | Q~ | 4CX10000J.pdf (1054705 bytes) |
| 4CX1000A (= 8168) | RCA (HB3) | Q~ | 8168.pdf (57396 bytes) |
| 4CX1000A | Eimac | Q~ | 4CX1000A.pdf (486631 bytes) |
| 4CX1000A (= 8168) | Eimac | Q~ | 8168.pdf (928884 bytes) |
| 4CX1000K (= 8352) | Eimac | Q~ | 8352.pdf (1123164 bytes) |
| 4CX12000A (= 8989) | Eimac | Q~ | 8989.pdf (952286 bytes) |
| 4CX12000A | Svetlana | Q~ | 4CX12000A.pdf (77768 bytes) |
| 4CX125C | Eimac | Q~ | 4CX125C.pdf (756370 bytes) |
| 4CX125F | Eimac | Q~ | 4CX125C.pdf (756370 bytes) |
| 4CX15000A (= 8281) | Eimac | Q~ | 8281.pdf (1822542 bytes) |
| 4CX15000J (= 8910) | Eimac | Q~ | 8910.pdf (1336511 bytes) |
| 4CX15000R | Svetlana | Q~ | 4CX15000Rspec.pdf (54305 bytes) |
| 4CX1500A | Eimac | Q~ | 4CX1500A.pdf (1340256 bytes) |
| 4CX1500A | Svetlana | Q~ | 4CX1500A.pdf (430763 bytes) |
| 4CX1500B | Eimac | Q~ | 4CX1500B.pdf (1493025 bytes) |
| 4CX1600B | Svetlana | Q~ | 4CX1600B.pdf (69571 bytes) |
| 4CX20000A (= 8990) | Eimac | Q~ | 8990.pdf (1156867 bytes) |
| 4CX20000A | Svetlana | Q~ | 4CX20000Aspec.pdf (129106 bytes) |
| 4CX20000B | Svetlana | Q~ | 4CX20000Bspec.pdf (68375 bytes) |
| 4CX20000C | Svetlana | Q~ | 4CX20000Cspec.pdf (92903 bytes) |
| 4CX25000A | Eimac | Q~ | 4CX25000A.pdf (2061130 bytes) |
| 4CX250B (= 7203) | RCA (HB3) | Q~ | 7203.pdf (754773 bytes) |
| 4CX250B (= 7203) | RCA | Q~ | 7203.pdf (890565 bytes) |
| 4CX250B (= 7203) | Eimac | Q~ | 7203.pdf (1438378 bytes) |
| 4CX250BC (= 8957) | Eimac | Q~ | 8957.pdf (1248391 bytes) |
| 4CX250F (= 7204) | RCA (HB3) | Q~ | 7204.pdf (69142 bytes) |
| 4CX250F (= 7204) | RCA | Q~ | 7203.pdf (890565 bytes) |
| 4CX250FG (= 8621) | Eimac | Q~ | 7203.pdf (1438378 bytes) |
| 4CX250K (= 8245) | Eimac | Q~ | 8245.pdf (1633392 bytes) |
| 4CX250M (= 8246) | Eimac | Q~ | 8245.pdf (1633392 bytes) |
| 4CX250R | Eimac | Q~ | 7580W.pdf (1624713 bytes) |
| 4CX3000A (= 8169) | Eimac | Q~ | 8169.pdf (1606473 bytes) |
| 4CX3000A (= 8169) | Eimac | Q~ | 8169.pdf (407910 bytes) |
| 4CX300A | Eimac | Q~ | 4CX300A.pdf (772132 bytes) |
| 4CX300A (= CK8167) | Raytheon | Q~ | 8167.pdf (653633 bytes) |
| 4CX300A (= 8167) | Eimac | Q~ | 8167.pdf (1637988 bytes) |
| 4CX300Y | Eimac | Q~ | 4CX300Y.pdf (1723747 bytes) |
| 4CX300Y (= 8561) | RMA/EIA | Q~ | 8561.pdf (892507 bytes) |
| 4CX35.000C (= 8349) | Eimac | 8349.pdf (422044 bytes) | |
| 4CX35000A | Eimac | Q~ | 4CX35000A.pdf (313821 bytes) |
| 4CX35000C | EEV | Q~ | 4CX35000C.pdf (191183 bytes) |
| 4CX35000C | Eimac | Q~ | 4CX35000A.pdf (313821 bytes) |
| 4CX35000C (= 8349) | Eimac | Q~ | 8349.pdf (3167074 bytes) |
| 4CX35000D | Eimac | Q~ | 4CX35000D.pdf (2266060 bytes) |
| 4CX3500A | Eimac | Q~ | 4CX3500A.pdf (2081496 bytes) |
| 4CX3500A | Svetlana | Q~ | 4CX3500A.pdf (256069 bytes) |
| 4CX350A (= 8321) | Eimac | Q~ | 8321.pdf (1329267 bytes) |
| 4CX350F (= 8322) | Eimac | Q~ | 8321.pdf (1329267 bytes) |
| 4CX350FJ (= 8904) | Eimac | Q~ | 8904.pdf (1207415 bytes) |
| 4CX40000G | Eimac | Q~ | 4CX40000G.pdf (1699907 bytes) |
| 4CX40000GM | Eimac | Q~ | 4CX40000G.pdf (1699907 bytes) |
| 4CX400A | Svetlana | Q~ | 4CX400A.pdf (51417 bytes) |
| 4CX5000A (= 8170) | RCA (HB3) | Q~ | 8170.pdf (95579 bytes) |
| 4CX5000A (= RS2014CL) | Siemens | Q~ | RS2014CL.pdf (97068 bytes) |
| 4CX5000A | EEV | Q~ | 4CX5000A.pdf (202575 bytes) |
| 4CX5000A | Eimac | Q~ | 4CX5000A.pdf (776598 bytes) |
| 4CX5000A (= 8170) | Eimac | Q~ | 8170.pdf (787854 bytes) |
| 4CX5000A | Svetlana | Q~ | 4CX5000A-8170.pdf (455064 bytes) |
| 4CX5000J (= 8909) | Eimac | Q~ | 8909.pdf (1251216 bytes) |
| 4CX5000R (= 8170W) | Eimac | Q~ | 8170W.pdf (1241018 bytes) |
| 4CX5000R | Svetlana | Q~ | 4CX5000R-8170W.pdf (456926 bytes) |
| 4CX600A | Eimac | Q~ | 4CX600A.pdf (679625 bytes) |
| 4CX600B | Eimac | Q~ | 4CX600B.pdf (1244812 bytes) |
| 4CX600F | Eimac | Q~ | 4CX600B.pdf (1244812 bytes) |
| 4CX600J (= 8809) | Eimac | Q~ | 8809.pdf (1143368 bytes) |
| 4CX600JA (= 8921) | Eimac | Q~ | 8809.pdf (1143368 bytes) |
| 4CX7 | Tung-Sol | tt | 4CX7.pdf (80173 bytes) |
| 4CX7 | Sylvania | tt | 6CX7.pdf (458351 bytes) |
| 4CX7500A | Eimac | Q~ | 4CX7500A.pdf (1257135 bytes) |
| 4CX7500A | Svetlana | Q~ | 4CX7500A.pdf (522759 bytes) |
| 4CX800A | Svetlana | Q~ | 4CX800A.pdf (80605 bytes) |
| 4CY5 | RCA (HB3) | q | 4CS6.pdf (47456 bytes) |
| 4CY5 | General Electric | q | 4CB6.pdf (125632 bytes) |
| 4CY5 | Tung-Sol | q | 4CY5.pdf (88822 bytes) |
| 4D1 | Brimar | t | 3V4.pdf (100612 bytes) |
| 4D1 | Brimar | t | 4D1.pdf (306386 bytes) |
| 4D21 (= 4-125A) | RCA (HB3) | Q~ | 4-125A.pdf (438309 bytes) |
| 4D21 (= 4-125A) | Eimac | Q~ | 4-125A.pdf (869675 bytes) |
| 4D22 (= RK4D22) | Raytheon | P~ | 4D22.pdf (1047540 bytes) |
| 4D22 | Raytheon | P~ | 4D32.pdf (366530 bytes) |
| 4D23 (= PE340) | PacificElectronics | PE-340-4D23.pdf (238146 bytes) | |
| 4D32 | EEV | P~ | 4D32.pdf (113516 bytes) |
| 4D32 (= RK4D32) | Raytheon | P~ | 4D22.pdf (1047540 bytes) |
| 4D32 | Raytheon | P~ | 4D32.pdf (366530 bytes) |
| 4DE6 | RCA (HB3) | p | 4CS6.pdf (47456 bytes) |
| 4DE6 | RCA (HB3) | p | 4DE6.pdf (47036 bytes) |
| 4DE6 | Tung-Sol | p | 4DE6.pdf (96437 bytes) |
| 4DE6 | General Electric | p | 4DE6.pdf (102492 bytes) |
| 4DE6 | RCA (RC30) | p | 6DE4.pdf (380118 bytes) |
| 4DK6 | RCA (HB3) | p | 4CS6.pdf (47456 bytes) |
| 4DK6 | Tung-Sol | p | 4DK6.pdf (183789 bytes) |
| 4DK6 | General Electric | p | 4DE6.pdf (102492 bytes) |
| 4DK6 | RCA (RC30) | p | 6DE4.pdf (380118 bytes) |
| 4DP1 | Du Mont | CRO | 4DP1.pdf (296488 bytes) |
| 4DP11 | Du Mont | CRO | 4DP1.pdf (296488 bytes) |
| 4DP2 | Du Mont | CRO | 4DP1.pdf (296488 bytes) |
| 4DP7 | Du Mont | CRO | 4DP1.pdf (296488 bytes) |
| 4DT6 | RCA (HB3) | p | 4DE6.pdf (47036 bytes) |
| 4DT6 | General Electric | p | 6DT6.pdf (756472 bytes) |
| 4DT6 | Tung-Sol | p | 4DT6.pdf (109224 bytes) |
| 4DT6 | General Electric | p | 4DE6.pdf (102492 bytes) |
| 4DT6A | RCA (HB3) | p | 4CS6.pdf (47456 bytes) |
| 4DT6A | RCA (HB3) | p | 4DE6.pdf (47036 bytes) |
| 4DT6A | RCA (RC30) | p | 6DT6A.pdf (194009 bytes) |
| 4E27 | RCA (HB3) | P~ | 4E27.pdf (342881 bytes) |
| 4E27 | Heintz&Kaufmann | P~ | 4E27.pdf (140774 bytes) |
| 4E27A | RCA (HB3) | P~ | 4E27A.pdf (837965 bytes) |
| 4E27A | Eimac | P~ | 4E27A.pdf (910982 bytes) |
| 4E27A | Eimac | P~ | 4E27A.pdf (1465607 bytes) |
| 4EH7 | Amperex | p | 4EH7.pdf (171844 bytes) |
| 4EH7 | RCA (HB3) | p | 4EH7.pdf (44720 bytes) |
| 4EH7 | Sylvania | p | 6EH7.pdf (115239 bytes) |
| 4EH7 | Tung-Sol | p | 4EH7.pdf (154667 bytes) |
| 4EH7 | RCA (RC30) | p | 6EA8.pdf (574278 bytes) |
| 4EJ7 | Amperex | p | 4EJ7.pdf (170899 bytes) |
| 4EJ7 | RCA (HB3) | p | 4EH7.pdf (44720 bytes) |
| 4EJ7 | Sylvania | p | 6EJ7.pdf (90038 bytes) |
| 4EJ7 | Tung-Sol | p | 4EJ7.pdf (224380 bytes) |
| 4EJ7 | RCA (RC30) | p | 6EA8.pdf (574278 bytes) |
| 4EP1 | ETEL | CRO | 4EP1.pdf (276107 bytes) |
| 4EP1 | ElectronicTubesLtd | CRO | 4EP1.pdf (140180 bytes) |
| 4ES8 | RCA (HB3) | tt | 4EH7.pdf (44720 bytes) |
| 4ES8 (= XCC189) | Miniwatt | tt | XCC189.pdf (218448 bytes) (pt) |
| 4ES8 | Sylvania | tt | 6ES8.pdf (134476 bytes) |
| 4EW6 | RCA (HB3) | p | 4DE6.pdf (47036 bytes) |
| 4EW6 | RCA (HB3) | p | 4EH7.pdf (44720 bytes) |
| 4EW6 | General Electric | p | 4CB6.pdf (125632 bytes) |
| 4EW6 | Tung-Sol | p | 4EW6.pdf (236979 bytes) |
| 4FP1 | Dumont | 4FP1.pdf (238169 bytes) | |
| 4FP11 | Dumont | 4FP1.pdf (238169 bytes) | |
| 4FP2 | Dumont | 4FP1.pdf (238169 bytes) | |
| 4FP7 | Dumont | 4FP1.pdf (238169 bytes) | |
| 4FS7 | Mullard | tp? | 4FS7.pdf (75690 bytes) |
| 4G/280K | STC | THY | 4G-280K.pdf (326634 bytes) |
| 4G/401A | STC | THY | 4G-401A.pdf (290435 bytes) |
| 4G48P | Toshiba | THY | 4G48P_5948_Toshiba.pdf (1476576 bytes) |
| 4GJ7 | RCA (RC30) | tp | 6GB5.pdf (411522 bytes) |
| 4GK5 | RCA (RC30) | t | 6GK5.pdf (508126 bytes) |
| 4GK5 | Sylvania | t | 4GK5.pdf (64468 bytes) |
| 4GM6 | RCA (HB3) | p | 4EH7.pdf (44720 bytes) |
| 4GM6 | Sylvania | p | 6GM6.pdf (87225 bytes) |
| 4GM6 | Tung-Sol | p | 4GM6.pdf (88942 bytes) |
| 4GP1 | GEC | 4GP1.pdf (95993 bytes) | |
| 4GP11 | GEC | 4GP1.pdf (95993 bytes) | |
| 4GS7 | RMA/EIA | p | 4GS7.pdf (42231 bytes) |
| 4GS8 | Sylvania | pp | 6GS8.pdf (113795 bytes) |
| 4GS8 | Tung-Sol | pp | 4GS8.pdf (95699 bytes) |
| 4GS8 | RCA (RC30) | pp | 6BN11.pdf (549900 bytes) |
| 4GW5 | Sylvania | t | 6GW5.pdf (63960 bytes) |
| 4GX7 | RMA/EIA | tp | 4GX7.pdf (138229 bytes) |
| 4GZ5 | Tung-Sol | P | 4GZ5.pdf (134724 bytes) |
| 4HA5 | RCA (RC30) | t | 6GW8.pdf (819702 bytes) |
| 4HA7 | GE | 4HA7.pdf (347174 bytes) | |
| 4HC7 | Tung-Sol | tt | 4HC7.pdf (62712 bytes) |
| 4HG8 | Sylvania | tp | 6HG8.pdf (131935 bytes) |
| 4HK5 | Sylvania | 6HK5.pdf (100417 bytes) | |
| 4HM5 | RCA (RC30) | t | 6GW8.pdf (819702 bytes) |
| 4HM5 | Westinghouse | t | 2HM5.pdf (46579 bytes) |
| 4HM6 | RCA (HB3) | p | 4HM6.pdf (73487 bytes) |
| 4HM6 | Tung-Sol | p | 4HM6.pdf (237742 bytes) |
| 4HP1 | ElectronicTubeCorp | 4HP1.pdf (148911 bytes) | |
| 4HP11 | ElectronicTubeCorp | 4HP1.pdf (148911 bytes) | |
| 4HP2 | ElectronicTubeCorp | 4HP1.pdf (148911 bytes) | |
| 4HP7 | ElectronicTubeCorp | 4HP1.pdf (148911 bytes) | |
| 4HQ5 | Sylvania | t | 6HQ5.pdf (150170 bytes) |
| 4HQ5 | RCA (RC30) | t | 6GW8.pdf (819702 bytes) |
| 4HR8 | Amperex | 2HR8.pdf (62767 bytes) | |
| 4HS8 | RCA (HB3) | pp | 4HS8.pdf (13857 bytes) |
| 4HS8 | Tung-Sol | pp | 4HS8.pdf (87477 bytes) |
| 4HS8 | RCA (RC30) | pp | 6HS8.pdf (138885 bytes) |
| 4HT6 | Tung-Sol | p | 4HT6.pdf (210604 bytes) |
| 4J21 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J22 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J23 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J24 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J25 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J26 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J27 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J28 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J29 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J30 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J31 | EEV | MAG | 4J31.pdf (328704 bytes) |
| 4J32 | EEV | MAG | 4J31.pdf (328704 bytes) |
| 4J33 | EEV | MAG | 4J31.pdf (328704 bytes) |
| 4J34 | EEV | MAG | 4J31.pdf (328704 bytes) |
| 4J35 | EEV | MAG | 4J31.pdf (328704 bytes) |
| 4J36 | Raytheon | 4J36-41.pdf (71502 bytes) | |
| 4J37 | Raytheon | 4J36-41.pdf (71502 bytes) | |
| 4J38 | Raytheon | 4J36-41.pdf (71502 bytes) | |
| 4J39 | Raytheon | 4J36-41.pdf (71502 bytes) | |
| 4J40 | Raytheon | 4J36-41.pdf (71502 bytes) | |
| 4J41 | Raytheon | 4J36-41.pdf (71502 bytes) | |
| 4J43 | Raytheon | 4J43-44.pdf (78556 bytes) | |
| 4J44 | Raytheon | 4J43-44.pdf (78556 bytes) | |
| 4J50 | Philips | MAG | 4J50.pdf (199313 bytes) |
| 4J50TO (= F1005) | CSF | MAG | F1005.pdf (2180823 bytes) (fr) |
| 4J50TR (= F1103) | CSF | MAG | F1103.pdf (1287611 bytes) (fr) |
| 4J52 | Philips | MAG | 4J52.pdf (1026023 bytes) |
| 4J52 | WesternElectric | MAG | 3J21.pdf (423904 bytes) |
| 4J52A | Philips | MAG | 4J52A.pdf (667448 bytes) |
| 4J52A | CSF | MAG | 4J52A.pdf (6669213 bytes) (fr) |
| 4J52T | CSF | MAG | 4J52T.pdf (566779 bytes) (fr) |
| 4J53 | Raytheon | MAG | 4J53.pdf (76384 bytes) |
| 4J54 | Raytheon | MAG | 4J54-59.pdf (80569 bytes) |
| 4J55 | Raytheon | MAG | 4J54-59.pdf (80569 bytes) |
| 4J56 | Raytheon | MAG | 4J54-59.pdf (80569 bytes) |
| 4J57 | Philips | MAG | 4J57.pdf (259508 bytes) |
| 4J57 | Raytheon | MAG | 4J54-59.pdf (80569 bytes) |
| 4J58 | Philips | MAG | 4J57.pdf (259508 bytes) |
| 4J58 | Raytheon | MAG | 4J54-59.pdf (80569 bytes) |
| 4J59 | Philips | MAG | 4J57.pdf (259508 bytes) |
| 4J59 | Raytheon | MAG | 4J54-59.pdf (80569 bytes) |
| 4J70 | Westinghouse | MAG | 4J70-73.pdf (79333 bytes) |
| 4J71 | Westinghouse | MAG | 4J70-73.pdf (79333 bytes) |
| 4J72 | Westinghouse | MAG | 4J70-73.pdf (79333 bytes) |
| 4J73 | Westinghouse | MAG | 4J70-73.pdf (79333 bytes) |
| 4J74 | Westinghouse | MAG | 4J74-77.pdf (429435 bytes) |
| 4J75 | Westinghouse | MAG | 4J74-77.pdf (429435 bytes) |
| 4J76 | Westinghouse | MAG | 4J74-77.pdf (429435 bytes) |
| 4J77 | Westinghouse | MAG | 4J74-77.pdf (429435 bytes) |
| 4J78 | Philips | MAG | 4J78.pdf (38573 bytes) |
| 4JC6 | RCA (HB3) | p | 4JC6.pdf (61679 bytes) |
| 4JC6 | Tung-Sol | p | 4JC6.pdf (130006 bytes) |
| 4JC6 | General Electric | p | 4JC6.pdf (89985 bytes) |
| 4JC6A | RCA (HB3) | p | 4JC6.pdf (61679 bytes) |
| 4JC6A | RCA (RC30) | p | 6HZ6.pdf (672915 bytes) |
| 4JD6 | RCA (HB3) | p | 4JC6.pdf (61679 bytes) |
| 4JD6 | Tung-Sol | p | 4JD6.pdf (127900 bytes) |
| 4JD6 | General Electric | p | 4JC6.pdf (89985 bytes) |
| 4JD6 | RCA (RC30) | p | 6HZ6.pdf (672915 bytes) |
| 4JH6 | RCA (RC30) | p | 6JH5.pdf (556051 bytes) |
| 4JK6 | Sylvania | p | 6JK6.pdf (61283 bytes) |
| 4JK6 | Sylvania | p | 6JK6.pdf (245129 bytes) |
| 4JL6 | Sylvania | 6JL6.pdf (198364 bytes) | |
| 4JW8 | RMA/EIA | tp | 4JW8.pdf (85042 bytes) |
| 4K3CB | Eimac | KLY | 4K3CB.pdf (1522040 bytes) |
| 4K3SJ | Eimac | KLY | 4K3SJ.pdf (1163725 bytes) |
| 4K50000LA | Eimac | KLY | 4K50000LA.pdf (1050754 bytes) |
| 4K50000LQ | Eimac | KLY | 4K50000LQ.pdf (1486955 bytes) |
| 4KE8 | RCA (HB3) | tp | 4JC6.pdf (61679 bytes) |
| 4KE8 | RCA (RC30) | tp | 6KA8.pdf (1162104 bytes) |
| 4KM100LA | Eimac | KLY | 4KM100LA.pdf (4250331 bytes) |
| 4KM3000LQ | Eimac | KLY | 4KM3000LQ.pdf (1196163 bytes) |
| 4KM50000LA3 | Eimac | KLY | 4KM50000LA3.pdf (512462 bytes) |
| 4KM50000LF | Eimac | KLY | 4KM50000LF.pdf (1327334 bytes) |
| 4KM50000LR | Eimac | KLY | 4KM50000LR.pdf (540590 bytes) |
| 4KM50SJ | Eimac | KLY | 4KM50SJ.pdf (1870333 bytes) |
| 4KMP10000LF | Eimac | KLY | 4KMP10000LF.pdf (953438 bytes) |
| 4KN8 | Hitachi | 4KN8.pdf (133612 bytes) | |
| 4KP1 | ElectronTubeCorp | 4KP1.pdf (111244 bytes) | |
| 4KP11 | ElectronTubeCorp | 4KP1.pdf (111244 bytes) | |
| 4KT6 | RCA (HB3) | p | 4JC6.pdf (61679 bytes) |
| 4KT6 | RCA (RC30) | p | 6KA8.pdf (1162104 bytes) |
| 4LJ8 | RCA (RC30) | tp | 6LC8.pdf (728202 bytes) |
| 4LJ8 | RMA/EIA | tp | 6LJ8.pdf (478740 bytes) |
| 4LP1 | ETEL | CRO | 4LP1.pdf (514905 bytes) |
| 4M-P12 | Hitachi | P | 4M-P12.pdf (60623 bytes) |
| 4MK8 | RCA (RC30) | pp | 6MG8.pdf (468291 bytes) |
| 4MP1 | Sylvania | CRO | 4MP1.pdf (287507 bytes) |
| 4MP11 | Sylvania | CRO | 4MP1.pdf (287507 bytes) |
| 4MP2 | Sylvania | CRO | 4MP1.pdf (287507 bytes) |
| 4MP7 | Sylvania | CRO | 4MP1.pdf (287507 bytes) |
| 4NE9 | Tesla | q | 4NE9.pdf (304648 bytes) (cs) |
| 4NP1 | ElectronicTubeCorp | 4NP1.pdf (135916 bytes) | |
| 4NP11 | ElectronicTubeCorp | 4NP1.pdf (135916 bytes) | |
| 4NP2 | ElectronicTubeCorp | 4NP1.pdf (135916 bytes) | |
| 4NP7 | ElectronicTubeCorp | 4NP1.pdf (135916 bytes) | |
| 4P55 | NEC | P~ | 4P55.pdf (572009 bytes) |
| 4PR1000A (= 8189) | Eimac | Q~ | 8189.pdf (1466808 bytes) |
| 4PR125A (= 8247) | Eimac | Q~ | 8247.pdf (994869 bytes) |
| 4PR250C (= 8248) | Eimac | Q~ | 8248.pdf (1742133 bytes) |
| 4PR400A (= 8188) | Eimac | Q~ | 8188.pdf (2480165 bytes) |
| 4PR60A | Eimac | Q~ | 4PR60A.pdf (1424301 bytes) |
| 4PR60B | Eimac | Q~ | 8252.pdf (1534872 bytes) |
| 4PR60C(= 8252W) | Eimac | Q~ | 8252W.pdf (1304868 bytes) |
| 4PR65A (= 8187) | Eimac | Q~ | 8187.pdf (1440816 bytes) |
| 4Q025-3 | RFT | R° | 4Q025-3.pdf (60786 bytes) (de) |
| 4QP1 | ElectronicTubeCorp | 4QP1.pdf (132550 bytes) | |
| 4QP11 | ElectronicTubeCorp | 4QP1.pdf (132550 bytes) | |
| 4QP2 | ElectronicTubeCorp | 4QP1.pdf (132550 bytes) | |
| 4QP7 | ElectronicTubeCorp | 4QP1.pdf (132550 bytes) | |
| 4R-HH2 | Hitachi | tt | 4R-HH2.pdf (92009 bytes) |
| 4R-HH8 (= 4KN8) | Hitachi | 4KN8.pdf (133612 bytes) | |
| 4RP1 | ElectronicTubeCorp | 4RP1.pdf (135611 bytes) | |
| 4RP11 | ElectronicTubeCorp | 4RP1.pdf (135611 bytes) | |
| 4RP2 | ElectronicTubeCorp | 4RP1.pdf (135611 bytes) | |
| 4RP7 | ElectronicTubeCorp | 4RP1.pdf (135611 bytes) | |
| 4TP11 | Telefunken | CRO | 4TP2.pdf (141458 bytes) |
| 4TP2 | Telefunken | CRO | 4TP2.pdf (141458 bytes) |
| 4TP31 | Telefunken | CRO | 4TP2.pdf (141458 bytes) |
| 4TP7 | Telefunken | CRO | 4TP2.pdf (141458 bytes) |
| 4VP1 | Sylvania | CRO | 4VP1.pdf (261577 bytes) |
| 4VP11 | Sylvania | CRO | 4VP1.pdf (261577 bytes) |
| 4VP2 | Sylvania | CRO | 4VP1.pdf (261577 bytes) |
| 4VP7 | Sylvania | CRO | 4VP1.pdf (261577 bytes) |
| 4W20000A | Eimac | Q~ | 4W20000A.pdf (638333 bytes) |
| 4W20000A (= 8173) | Eimac | Q~ | 8173.pdf (1340485 bytes) |
| 4W300B | Eimac | Q~ | 4CV250000B.pdf (1596402 bytes) |
| 4W300B (= 8249) | Eimac | Q~ | 8249.pdf (595974 bytes) |
| 4WP11 | Philco | CRT | 4WP11.pdf (82320 bytes) |
| 4WP11 | RMA/EIA | CRT | 4WP11.pdf (173310 bytes) |
| 4WP16 | Philco | CRT | 4WP11.pdf (82320 bytes) |
| 4WP16 | RMA/EIA | CRT | 4WP11.pdf (173310 bytes) |
| 4X025 | RFT | R° | 4X025.pdf (47342 bytes) (de) |
| 4X150A (= 7034) | RCA (HB3) | Q~ | 7034.pdf (744155 bytes) |
| 4X150A (= 7034) | RCA | Q~ | 7034.pdf (965887 bytes) |
| 4X150A | Eimac | Q~ | 4X150A.pdf (997740 bytes) |
| 4X150A(= 7034) | Eimac | Q~ | 7034.pdf (1387379 bytes) |
| 4X150A | Svetlana | Q~ | 4X150A.pdf (369804 bytes) |
| 4X150A/4000 | Eimac | SKT | 4X150A-4000.pdf (263707 bytes) |
| 4X150A/4010 | Eimac | SKT | 4X150A-4000.pdf (263707 bytes) |
| 4X150D (= 7035) | RCA (HB3) | Q~ | 7035.pdf (67531 bytes) |
| 4X150D (= 7035) | RCA | Q~ | 7034.pdf (965887 bytes) |
| 4X150D | Eimac | Q~ | 4X150D.pdf (75782 bytes) |
| 4X150G | Eimac | Q~ | 4X150G.pdf (755478 bytes) |
| 4X150G (= 8172) | Eimac | Q~ | 8172.pdf (1275536 bytes) |
| 4X150R (= 8296) | Eimac | Q~ | 8296.pdf (1527472 bytes) |
| 4X150S (= 8297) | Eimac | Q~ | 8296.pdf (1527472 bytes) |
| 4X250B | Eimac | Q~ | 4X250B.pdf (832337 bytes) |
| 4X250B | Eimac | Q~ | 4X250B.pdf (1809999 bytes) |
| 4X250F | Eimac | Q~ | 4X250F.pdf (683485 bytes) |
| 4X5000A | Eimac | Q~ | 4X5000A.pdf (628287 bytes) |
| 4X5000A | Eimac | Q~ | 4X5000A.pdf (766776 bytes) |
| 4X500A | RCA (HB3) | Q~ | 4X500A.pdf (91864 bytes) |
| 4X500A | Eimac | Q~ | 4X500A.pdf (504241 bytes) |
| 4X500A | Eimac | Q~ | 4X500A.pdf (1305926 bytes) |
| 4XP | Cossor | T | 4XP.pdf (61126 bytes) |
| 4XP11 | RMA/EIA | CRT | 4XP11.pdf (214218 bytes) |
| 4XP16 | RMA/EIA | CRT | 4XP11.pdf (214218 bytes) |
| 4Y100A1N | Mazda-Belvu | Q~ | 4Y100A1N.pdf (603423 bytes) (fr) |
| 4Y100A1N | Mazda | Q~ | 4Y100A1N.pdf (100989 bytes) (fr) |
| 4Y100A1S | Mazda-Belvu | Q~ | 4Y100A1S.pdf (77628 bytes) (fr) |
| 4Y100A1S | Mazda | Q~ | 4Y100A1S.pdf (459854 bytes) (fr) |
| 4Y100D (= 7745) | Mazda-Belvu | QQ~ | 7745.pdf (589755 bytes) (fr) |
| 4Y100D (= 7745) | Mazda | QQ~ | 7745.pdf (240100 bytes) (fr) |
| 4Y100D | Mazda | QQ~ | 4Y100D.pdf (600917 bytes) (fr) |
| 4Y100R | Mazda-Belvu | QQ~ | 4Y100R.pdf (259726 bytes) (fr) |
| 4Y100R | Mazda | QQ~ | 4Y100R.pdf (330613 bytes) (fr) |
| 4-47 | 47-4Y | 4Y2(1001-1007) |
|---|