PARC TUBE STOCK * = boxed 04-2001 10C1 1 R 6CB6* 1 SYL P2 CV850 2 MIL B7 10E/423 1 L 6CB6* 3 B7 CV850* 3 BRI B7 10F9 1 R 6CB6* 3 PHI B7 CV858** 1 ? P2 10LD11 1 R 6CB6A* 1 RCA B7 CVX2224 1 STC B7 10P14 1 GT 6CB6A* 1 RCA T7 CY31 1 HAL L 10P14* 1 GT 6CB6A* 3 RCA P2 DCG4/1KG** PHI P3 110E/39* 2 B7 6CD6GA* 1 L DCG4/1KG*1 PHI P3 117L7 1 EMERS P2 6CF6* 13 RCA A2 DET20 1 MAR T5 117L7 1 RAY P2 6CH6* 1 BRI H1 DET20* 1 ? T4 117Z3 1 RCA P4 6CL6 1 B9 DH150 1 R 117Z6 1 RCA T4 6CL6 1 RCA P2 DH3-91 1 MUL T3 117Z6* 2 SYL H1 6CL6* 1 RCA P2 DH77 1 B9 12A6* 1 M 6CM6* 2 RCA T7 DH77 1 ? B7 12AH7 2 RCA GT 6CZ5 1 RCA P2 DH77* 1 BMil H1 12AH7 2 RCA P2 6D6 1 SYL L DM71"!" 1 B9 12AH8 1 B9 6D6 3 RCA L DW2 2 L 12AH8 1 BRI B9 6D8G 1 RAY L DW2* 1 L 12AH8* 1 B9 6DE7 1 ? B9 E180F 2 B9 12AT6 1 ? B7 6DJ6 1 TOS B9 E180F* 1 PHI P4 12AT6 1 BRI B7 6DK6 10 RCA B7 E180F* 2 PHI B9 12AT6 1 BRI P4 6DL6 1 B9 E707 2 L 12AT6* 1 B7 6DQ6 1 RCA L E82CC 1 B9 12AT6* 2 ADA B7 6E5eye 1 ? GT E83CC 1 PHI B9 12AT6* 2 SYL A2 6E5G 1 L E83F 3 PHI P4 12AT6* 7 RCA A2 6E5Geye 1 RCA P4 E89F 1 PHI P4 12AT7 1 ? B9 6E6 1 GEC T3 E90CC 2 PHI B7 12AT7 1 BRI B9 6EA8* 1 GEC T8 E90CC 3 PHI P4 12AT7 1 FIVR B9 6ES8* 1 RCA A2 E90CC* 2 PHI P4 12AT7 1 MULL B9 6F15 1 EDISW P4 E95F 1 PHI P2 12AT7 1 SYL B9 6F15 2 R EAA91 1 PHI P4 12AT7 2 RCA B9 6F17 2 STC B7 EAA91 1 SIE B7 12AT7 4 RCA T9 6F17 8 B7 EAA91 3 B7 12AT7* 1 BRI P2 6F5 1 M EAA91* 1 PHI A2 12AT7* 1 ZAER H1 6F5 1 RCA P4 EAA91* 1 PHI T7 12AT7* 7 RAY P2 6F5 1 SYL P4 EABC80 1 B9 12AT7WA* 1 ? P2 6F5 1 TSOL P4 EABC80 X PHI A2 12AU7 1 ? B9 6F5 10 M EABC81 1 TFK P4 12AU7 1 GE B9 6F5GT* 1 SYL H1 EAC91 1 PHI P2 12AU7 1 HAMM B9 6F6 1 ADA L EAC91* 2 PHI A2 12AU7 1 IEC B9 6F6 1 COLL L EAF41 1 R 12AU7 1 MULL B9 6F6 1 GEC P2 EAF42 2 PHI R 12AU7 3 BRI B9 6F6 1 HITA GT EAF42 4 R 12AU7* 1 RAY P2 6F6 1 PHLCO L EAF42* 1 R 12AU7* 3 ? P2 6F6 1 TSOL GT EB34 1 BMil? L 12AU7WA 2 ? P2 6F6 3 RCA A2 EB34 1 PHI T3 12AV6 1 HITA P4 6F6 12 M EB90 1 B7 12AV6* 1 B7 6F6G 4 L EB91 1 B7 12AV7 1 SYL B9 6F6GT 1 TSOL L EB91 1 MULL B7 12AV7* 2 RAY B9 6F7 2 RCA L EB91 1 PHI B7 12AX7 1 ? B9 6F7* 6 PURO A1 EBC3 1 PHI L 12AX7 1 CBS B9 6F7G 1 L EBC33 1 HAL P4 12AX7 1 ESWAN B9 6F8 1 COLL L EBC33 1 TRIOT P1 12AX7 1 RAY B9 6F8G* 1 JAN H1 EBC33 3 L 12AX7 1 SYL B9 6FS5 1 GT EBC41 1 TFK P4 12AX7A 1 GE B9 6G6 1 GEC P1 EBC41 6 R 12AY6* 1 B9 6G6 1 RCA L EBC41* 1 R 12AY7* 1 NATUN P5 6G6 2 RCA P1 EBC81 1 PHI A2 12B4A 1 CBS B9 6G6G 2 RCA P1 EBC90 1 MULL B7 12B4A* 1 RCA P2 6G6G* 2 PHI A1 EBC90 1 PHI B7 12BA5 1 B9 6GN8* 2 SYL T7 EBC91 1 EDISW P4 12BA6 1 BRI P4 6H6 1 ? P2 EBC91 1 LRENZ B7 12BA6 1 GE B7 6H6 1 RCA A2 EBC91 1 TFK B7 12BA6 1 RCA B7 6H6 1 SYL P2 EBC91 2 B9 12BA6 3 B7 6H6 1 SYL P4 EBC91* 1 PHI B7 12BA6* 1 ADA P2 6H6 2 GT EBC91** 1 MULL P4 12BA6* 3 B7 6H6 5 M EBF80 1 ? P2 12BA7* 6 RCA A2 6H6 6 RCA P4 EBF80 1 MULL B9 12BE6 1 BRI P4 6H6G 1 PHLCO L EBF80 1 MULL P4 12BE6 1 GE B7 6H6GT 1 SYL P4 EBF80 1 PHI P4 12BE6 1 ZENIT P2 6HF5 1 L EBF80 2 MULL B9 12BE6 3 B7 6HF5* 1 RCA P5 EBF80 2 TFK P4 12BE6* 3 B7 6HF5* 1 RCA P5 EBF80 12 B9 12BH7A 1 B9 6HF5* 2 GEC P5 EBF83 1 MULL B9 12BH7A 1 ?USA B9 6HF5* 2 WHOUS A1 EBF83* 2 B9 12BH7A* 1 TRONX B9 6HF5* 4 RCA A1 EBF88* 2 B9 12BZ7* 3 RCA A2 6HS6** 1 RCA P2 EBF89 1 PHI P2 12C8 2 M 6J5 1 GT EBF89 1 SIE B9 12C8* 1 M 6J5 1 PHLCO L EBF89 1 TFK B9 12G-B7 2 TOS T4 6J5 1 RAY P1 EBF89 1 TFK B9 12J5 1 RCA P2 6J5 1 RCA P4 EBF89 1 TFK P4 12K6 1 M 6J5 6 M EBF89 1 TRIO B9 12K8 1 GT 6J5* 1 GT EBF89** 1 MULL T9 12K8 4 M 6J5* 9 M EBL1* 2 MULL H1 12Q7 1 MULL P2 6J5G 1 MIL P1 EBL21 lf 1 GT 12SA7 1 ? P2 6J5G 1 PHI L EC52* 2 MULL A1 12SA7 1 RCA P4 6J5G 1 RCA P1 EC90 1 MULL T9 12SA7 1 SYL P2 6J5G 1 ZEN L EC90 2 B7 12SA7 2 M 6J5GT 1 JAN P4 EC90 19 PHI A2 12SA7 3 GT 6J5GT 1 MULL GT EC90* 3 MULL P2 12SA7* 1 GT 6J5GT* 1 MUL T4 EC91* 1 MULL P2 12SA7* 1 M 6J6 1 CSF B7 EC91* 2 MULL A2 12SC7 1 M 6J6 1 MULL A2 EC92 1 TFK B7 12SC7 1 RCA A2 6J6 1 MULL B7 ECC81* 1 POPE P4 12SC7 1 RCA P4 6J6 1 MULL P2 ECC82 1 ? P4 12SF7 1 PURO P4 6J6 2 SER P4 ECC82 1 BRI P2 12SG7 4 M 6J6* 1 ? H1 ECC82 1 MULL B9 12SH7* 3 RCA A2 6J6* 1 RCA H1 ECC82 1 TFK B9 12SJ7* 6 GEC A2 6J6* 1 SYL P2 ECC82 1 TRIOT P2 12SJ7GT 1 SYL GT 6J6G 1 RAY L ECC83 1 LRENZ B9 12SK7 1 ? P2 6J6SC* 1 SYL T4 ECC83 1 ULTRONB9 12SK7 1 MULL P2 6J7 1 GT ECC83 2 POPE B9 12SK7 1 RAY GT 6J7 2 RCA P4 ECC83* 1 SYL H1 12SK7 1 SYL GT 6J7 3 ANM T3 ECC84* 1 B9 12SK7 1 TSOL GT 6J7 7 M ECC85 1 PHI A2 12SK7 2 RCA A2 6J7G 1 ANM T3 ECC85 1 RCA P2 12SK7 3 GT 6J7G 1 SILVR L ECC85 1 TFK B9 12SK7 3 RCA P4 6J7GT* 1 MULL P4 ECC85 2 PHI P2 12SK7 6 M 6J7GT* 1 TSOL H1 ECC85 2 SIE B9 12SK7* 3 RCA A2 6J8 1 PHLCO L ECC85 4 PHI B9 12SK7GT 1 HAL GT 6J8G 1 L ECC85 110 PHI A2 12SL7* 1 GT 6K6 1 RAY L ECC85* 1 TFK H1 12SL7* 4 ADA H1 6K6 1 RCA P2 ECC86 1 B9 12SL7GT* 1 JAN A2 6K6 2 ? P2 ECC86 1 MULL B9 12SL7GT* 3 RCA A2 6K6G 1 TRAM L ECC88 1 BRI B9 12SN7 1 HAL P2 6K7 1 BRI GT ECC88 1 LRENZ B9 12SQ7 1 GT 6K7 1 HAL P4 ECC88 1 MUL P2 12SQ7 1 HAL P4 6K7 1 RAY P4 ECC88 1 MUL T9 12SQ7 1 PHI GT 6K7 1 SYL P4 ECC88 1 PHI T9 12SQ7 1 TRIO GT 6K7 3 RCA P4 ECC91 1 PHI B7 12SQ7GT 3 MUL A1 6K7 5 GT ECC91* 1 ? T7 12SR7 4 M 6K7 19 M ECC91* 3 B7 132 1 ARCT L 6K7G 1 BRI L ECF80 1 SIE T9 14B6 lf 1 GT 6K7G 1 HAL L ECF80 1 TFK B9 14F7* 2 SYL A2 6K7G 3 L ECF80 4 PHI P2 14J7 lf 1 GT 6K7GT 1 ? P4 ECF80* 1 PHI P4 14Q7 lf 1 GT 6K7GT 1 FIVRE P4 ECF82 1 HAL P2 14S7 lf 2 GT 6K7GT 1 HAL GT ECF82 1 TFK P2 150C2 1 PHI B7 6K7GT 1 MULL GT ECF82* 1 MUL A2 150C2* 3 PHI A2 6K7GT 1 TSOL GT ECF82* 1 PHI T7 1614 2 M 6K7GT 1 ZENI GT ECF82* 2 TEO T7 1614* 3 RCA H1 6K7GT* 1 TSOL A2 ECF83 3 B9 1620 1 M 6K7GT* 7 RCA A2 ECF86* 1 B9 1626 1 L 6K8 1 M ECF88* 1 B9 1626 1 RCA P1 6K8 1 BRI P1 ECH21 2 MULL P4 1629 eye 3 RCA P2 6K8 1 GE P4 ECH21 lf 2 GT 1629eye 1 KRAD P2 6K8 1 RCA P4 ECH3 1 MULL P5 1629eye 1 RCA L 6K8 1 ZENI GT ECH42 3 MULL P4 1629eye 1 RCA P2 6K8 2 GT ECH42 5 R 1635* 1 RCA P3 6K8 2 BRI GT ECH81 1 PHI A2 17H7 lf 1 GT 6K8 10 M ECH81 1 TFK B9 1805 1 PHI L 6K8* 1 M ECH81 1 TFK P2 1805 1 PHI P4 6K8G 1 L ECH81 1 TFK P4 19 1 AIRL P1 6K8G 1 BRI L ECH81 1 VALVO P2 19 1 KRAD L 6K8G 1 MIL L ECH81 2 PHI P4 19 1 PHLCO L 6K8G 1 TRAM L ECH81 23 B9 19 1 SYL L 6K8G* 1 L ECH81* 1 ULTR H1 1C6* 1 SYL P5 6K8GT* 1 SYL A2 ECH81** 1 TFK A2 1H5 1 RCA P4 6K8GT* 14 HAL A2 ECH83 1 MULL P4 1H5 2 GT 6KTGT 1 BRI P4 ECL82 1 B9 1LH4 1 PHILC P4 6L5* 1 L ECL82 1 MULL B9 1W4/350 1 L 6L5G 2 L ECL82 1 PHI B9 22337* 1 GT 6L6 1 M ECL82 1 POPE B9 25A6 1 M 6L6 1 RCA M ECL82 1 TFK B9 25L6 1 GT 6L6G 1 SYL L ECL82* 1 PHI H1 25L6 1 M 6L6GB 2 ULTR L ECL82* 1 POPE B9 25L6 1 BRI GT 6L7 1 M ECL82* 1 ZAE T8 25L6 1 HAL GT 6L7 2 RCA P4 EEBC9 1 B9 25L6 1 NU GT 6M7/P17 1 B7 EF183* 1 ? P2 25L6 1 TRIO GT 6N045T* 1 AMP A2 EF183* 1 MULL P2 25L6 1 TRIO GT 6N6* 1 RCA A1 EF183* 1 RST B9 25L6* 1 TORV T1 6N7 1 BRI GT EF22 lf 2 GT 25T6 1 M 6N7 1 NU P4 EF36 1 L 25Z4G 1 GE L 6N7 1 PURO M EF40* 1 R 25Z6 1 GT 6N7 1 TUNGS P2 EF40* 3 PHI T7 25Z6 1 NU L 6N7 2 M EF41 8 R 25Z6 1 RCA GT 6N7G 1 ? P1 EF41* 1 R 25Z6 1 STAND GT 6P5* 2 RCA H1 EF41* 2 PHI P4 27 1 PURO L 6Q5GT 1 PURO GT EF41* 9 PHI A2 27 1 RCA L 6Q7 1 GE P4 EF42* 1 R 27 wire 1 ? B7 6Q7 1 KRAD P4 EF42* 1 MULL P3 2A3 1 RCA L 6Q7 1 RAY P4 EF42* 1 PHI P4 2A4G 1 L 6Q7 2 M EF5 3 PHI L 2A6 1 L 6Q7 2 BRI GT EF50 2 MULL P4 2A6 1 RCA L 6Q7G 1 ZEN L EF50* 1 P3 M 2B26 1 RCA P2 6Q7GT* 1 MUL A1 EF70* 4 MULL A2 2D21 1 ? B7 6R7 2 M EF71* 4 MULL A2 2E26* 1 RCA P5 6S7G 1 PHI L EF72* 4 MULL A2 2X2 1 GE P4 6S7G 1 SYL L EF73* 4 MULL A2 2X2 1 NATU P4 6SA7 1 JAN T3 EF80 1 MULL B9 30P4 1 Brit GT 6SA7 1 KRAD P2 EF80 1 MULL P2 32 1 L 6SA7 1 PHI P2 EF80 1 PHI P2 32 2 PHLCO L 6SA7 1 RCA P4 EF80 2 B9 33A/101K*3 BRI P2 6SA7 1 SYL P2 EF80* 1 MULL A2 34 1 PHLCO L 6SA7 1 WES A2 EF80* 1 RST B9 34 2 RCA L 6SA7 3 GT EF80* 2 PHI T7 35 1 RCA L 6SA7 13 M EF85 1 B9 35? 1 B9 6SA7* 1 GT EF85* 1 B9 35A5 lf 2 GT 6SA7* 1 M EF89 1 LRENZ B9 35B5 1 RCA B7 6SA7GT 1 SYL P4 EF89 1 MULL B9 35C5 1 B7 6SA7GT* 2 PHI A2 EF89 1 MULL P2 35L6 1 ADA GT 6SB7Y 1 M EF89 1 SIE P4 35L6 1 MULL GT 6SBY7 1 KRAD P4 EF89 1 TFK P4 35L6 1 SYL GT 6SC7 1 ? P2 EF89 2 PHI P2 35L6 2 RAY GT 6SC7 1 BRI P2 EF89 8 B9 35L6 3 GT 6SC7 2 RCA A2 EF89* 1 TEONX B9 35L6* 1 BRI P3 6SC7 3 M EF91 1 B7 35L7GT* 1 SYL H1 6SC7* 1 M EF91 1 EDI A2 35W4 1 ? B9 6SC7* 2 TSOL A2 EF91 1 PHI B7 35W4 1 MULL P4 6SF5 1 PURO P4 EF91 2 B7 35W4 1 POPE B7 6SF7* 1 SYL A2 EF91 2 MULL B7 35Y4* lf 2 GT 6SF7* 7 RCA A2 EF91 2 MULL P2 35Z4 1 BRI P2 6SG7 1 HAL P4 EF91 2 PHI P2 35Z4 1 TRIO P2 6SG7 1 PHI P4 EF91 3 MULL P4 35Z4 3 BRI GT 6SG7 1 SYL P4 EF91 5 MULL T9 35Z4GT 1 PHILC A2 6SG7 1 TORV A2 EF91* 1 B7 35Z4GT* 1 RCA H1 6SG7 1 TORV P4 EF91* 1 ? P2 35Z5 1 N.EL GT 6SG7 2 M EF91* 1 BRI P2 35Z5 1 RCA P2 6SG7 4 M EF91* 1 PHI B7 35Z5 1 SYL GT 6SG7* 1 M EF91* 2 ? P2 35Z5 3 ? GT 6SG7* 1 KRAD H1 EF91* 2 BRI A2 37 1 L 6SG7* 1 TSOL A2 EF91* 5 MULL P2 37 1 GEC P1 6SG7* 3 RCA A2 EF92 1 MUL T9 37 1 NATU P4 6SH7 1 RCA T4 EF92 1 MULL B7 38 1 NATU P4 6SJ5* 4 OSR T4 EF92* 1 ? P2 3C33* 1 RCA A1 6SJ7 1 ? GT EF93 1 BMil B7 3D240M** 1 STC T5 6SJ7 1 TUSOL P4 EF93 1 PHI P2 3Q5 2 L 6SJ7 2 M EF93 1 TFK B7 4-65A 1 EIMAC P1 6SJ7 2 RAY GT EF93 2 MULL P2 41 1 RCA L 6SJ7* 1 GT EF93 2 TFK P4 41 2 SYL L 6SJ7GT* 1 HAL H1 EF93 90 PHI A2 410 1 COSS L 6SJ7Y* 1 GEC A2 EF93* 2 B7 41E 2 PHLCO L 6SK7 1 M EF93* 3 ? P2 42 1 L 6SK7 1 ? GT EF94 1 B7 42 1 HAL L 6SK7 1 ? P2 EF95 1 MULL P2 42 2 SYL L 6SK7 1 DELCO P2 EF95 1 MULL T9 43* 8 SYL H1 6SK7 1 HYTR P2 EF95 2 PHI A2 44 1 NATU P4 6SK7 1 PHI P2 EF95 2 PHI B7 46 2 RCA L 6SK7 1 sTONE P4 EF95 63 B7 46* 1 PHLCO H1 6SK7 1 SYL P2 EF95 123 PHI A2 46* 3 SYL H1 6SK7 2 KR T4 EF95* 1 SYL A2 4632 1 MULL L 6SK7 2 RCA P4 EF95* 2 PHI P2 4CX250B 1 PHI T5 6SK7 3 GT EF95* 3 MULL P2 4CX250B+ 1 EIM T5 6SK7 20 M EF95* 3 PHI P2 4X150D 1 JAN T5 6SK7* 1 RCA A2 EF95* 4 PHI B7 50A5 lf 1 GT 6SK7GT 1 HAL P4 EF98 1 B7 50A5* 1 RCA A2 6SK7GT 1 MULL GT EF98 1 MULL B7 50A5* 2 SYL A2 6SK7GT 1 TSOL GT EF98* 1 TFK P4 50B5* 1 B7 6SL7 1 BRI P2 EK90 1 HAL P4 50B5* 1 ATES B7 6SL7 1 HITA P2 EK90 3 B7 50C5 1 B7 6SL7 1 KRAD P2 EK90* 1 PHI P4 50L6 1 RCA GT 6SL7 1 RCA P2 EL32 1 ? L 50L6 2 SYL GT 6SL7 1 TSOL GT EL33 1 L 50L6 4 ? GT 6SL7 2 GT EL33 1 PHI P1 50L6GT 1 PHLCO GT 6SL7 2 SYL P2 EL36 1 GT 53 1 RCA L 6SL7GT 2 BRI P4 EL36 3 L 53* 1 SYL H1 6SN7 1 SYL GT EL41 1 PHI T9 53* 3 GE H1 6SN7 1 TSOL GT EL41 10 R 5514* 1 HTRON P5 6SN7GT 1 BRI GT EL41* 1 PNCLE R 5516 1 CBS P2 6SN7GT 1 ZAER GT EL42 1 R 5516* 1 GEC P5 6SQ7 1 ? P4 EL42* 1 PHI T7 5570* 1 BRI P2 6SQ7 1 RAY GT EL81* 1 TEO B9 56 1 L 6SQ7 1 RCA P4 EL81* 3 MULL T7 56 1 KRAD L 6SQ7 1 TRIO P2 EL85* 2 PHI P4 56 1 SYL L 6SQ7 1 TVAC GT EL86 2 B9 56 2 RCA L 6SQ7 2 SYL P4 EL86* 1 PHI B9 56 2 RCA L 6SQ7 3 GT EL86** 1 PHI T7 56001* 1 PHI A2 6SQ7 6 M EL90 1 PHI B7 5642 1 PHI T7? 6SQ7* 1 MUL P3 EL90 1 VALVO A2 5642* 2 RCA T7 6SQ7GT 1 PURO P4 EL90 2 PHI P4 5687* 5 SYL P2 6SQ7GT 1 RAY GT EL90* 4 PHI P4 5693 1 M 6SR7* 2 SYL A2 EL91 2 MULL T9 5727 1 GE B7 6SS7 1 PHI P4 EL91 3 PHI P4 5763* 1 BRI P2 6SS7 1 SYL P4 EL91* 1 PHI B7 58 1 SYL L 6SS7 2 M EL95 1 B7 5814 3 SIE T9 6SS7* 1 KRAD P4 EL95 1 TFK T9 5814A 1 GE B7 6T7G 1 PHI L EL95 1 VALVO B7 5814A 6 NAT T9 6T7G 1 ZEN L EL95 2 SIE A2 5824 1 RAY B9 6T7G 2 L EL95* 1 PHI P4 5842 1 PHI B9 6U8 1 TOSH P2 EM"V" 1 ? P2 5844 1 B9 6V6 1 M EM1 1 PHI L 5894 3 L 6V6 1 BRI L EM1eye 1 TESLA L 5963* 1 SYL H1 6V6 1 HITA GT EM34 1 GT 5B-251M**4 STC T4 6V6 2 M EM3eye* 1 MULL L 5B/257lf 6 GT 6V6 2 BRI GT EM80 1 MULL P2 5B/257lf 8 STC GT 6V6 2 SYL GT EM80 1 TFK B9 5C22 2 PHI P1 6V6GT 1 KRAD GT EM80eye 1 PHI P4 5CG4 1 MATSU GT 6V6GT 1 SYL GT EM80eye 1 TFK P4 5R4 1 ? P1 6V6GT 1 TEONX GT EM84 1 AMPX P2 5R4 1 RCA P1 6X3G 1 L EM84"-" 1 B9 5R4G* 2 L 6X4 1 EDI T9 EM84eye 1 MAZDA B9 5R4GY 1 HAL P1 6X4 1 OSRAM B7 ERL21 1 PHI L 5R4GY 2 RCA P1 6X4 2 BRI P4 EY88* 6 PHI P4 5R4GY* 2 RCA P3 6X4* 1 ? P2 eye 2 ? P2 5R4GYA 1 GE L 6X4* 2 B7 EZ3 2 PHI L 5R4GYB 2 RCA P3 6X5 1 GT EZ35 1 GT 5R4GYB* 3 RCA P3 6X5 1 PHI P2 EZ40 1 MULL P4 5T4 1 M 6X5 1 RCA P2 EZ40 3 R 5U4 1 SYL L 6X5 1 SYL GT EZ40* 1 PHI P4 5U4 1 ULTR L 6X5 1 SYL P2 EZ40* 2 R 5U4G 1 MIL P1 6X5* 1 GT EZ40* 5 MULL A2 5U4G 1 MULL L 6X5* 1 RCA GT EZ41 1 R 5U4G 1 NATUN L 6X5G 1 DELCO L EZ41 1 MULL P4 5U4G 1 RCA P4 6X5G 3 L EZ41 2 R 5U4G 2 RCA L 6X5GT 1 ? GT EZ41* 12 R 5U4G 5 L 6X5GT 1 BRI GT EZ80 1 B9 5U4G* 1 RCA T1 6X5GT 1 MUL T3 EZ80 1 MULL A2 5U4G* 1 TOR T3 6X5GT 1 RCA GT EZ80 1 MULL P4 5U4G* 3 L 6X5GT 1 TEONX GT EZ80 1 MULL T9 5U4GB 1 HAL P1 6X6 1 GT EZ80 1 TFK B9 5U4GB 1 RCA GT 6Y5 1 PHI GT EZ80 1 TFK P4 5U4GB 1 RCA P1 6Y6 1 SYL T3 EZ80 2 MULL B9 5U4GB* 2 RCA P3 6Y6G 1 PHI P1 EZ80* 1 RSD T7 5U7 1 RCA P1 6Y6G 1 RCA P1 EZ81 1 B9 5W4 1 RCA P4 6Y6G 5 L EZ81 1 PHI B9 5W4* 1 M 6Y7* 1 RCA H1 EZ81 1 TEONX P4 5Y3 1 RAY L 6Z4 1 PHLCO P1 EZ81 2 TFK B9 5Y3 1 RCA L 6Z7G 1 L EZ81* 1 B9 5Y3 2 RCA P2 6Z7G* 1 NU P3 EZ81* 1 XAER B9 5Y3 2 TRIO P2 6Z7G* 2 CROSS L EZ90 1 POPE B7 5Y3 4 RCA P2 7059 2 RCA B9 G68 wire 1 HIVAC B7 5Y3 6 GT 70L7 1 GT GC10B 1 L 5Y3G 2 RCA P1 70L7 1 GEC P2 GZ30 1 MULL GT 5Y3G* 1 MULL P3 715A 1 RAY P1 GZ31 1 GT 5Y3GT 1 MULL GT 715A 1 W.EL P1 HD24 1 Brit L 5Y3GYB 1 RCA P1 7193 1 KRAD P2 HF93* 2 B7 5Y4 1 KRAD P4 7204 2 PHI T5 HY90* 1 PHI H1 5Y4 1 TSOL A1 7247 1 BOGEN B7 JRC959* 1 RCA P3 5Y4GT* 6 PURO A2 75 1 ARCT L KT2 2 MARC L 5Z3 1 RCA L 75 1 PHLCO L KT33 1 OSRAM L 5Z3 1 SYL L 75 1 PURO L KTZ63* 1 L 5Z3 1 SYL P1 75 1 RAY L M8100 3 MUL T9 5Z3 2 RCA P1 75 1 SYL L M8100 7 B7 5Z3* 1 BRI P3 75* 1 L M8161 2 MUL T9 5Z3* 1 GE L 75* 1 BRI H1 MU2 1 MAZDA L 5Z3* 1 SYL A1 7543 1 RCA B7 N151 1 R 5Z3** 1 SYL A2 76 1 PHI P4 N78 1 B9 5Z4 1 M 76 1 RAY P1 N78 1 ? B7 5Z4 2 L 76 1 TRIAD L NU18* 6 Bmil P5 5Z4* 1 HAL P4 76 3 RCA P4 NU89* 2 NU P3 5Z4G 1 ? P1 76 4 RCA L OA2 1 ? B7 5Z4G 1 BRI P1 76* 1 NATUN P4 OB2 2 ? B7 6005 2 ? T9 77 1 RCA P1 OB2* 1 RCA B7 6005WX 1 B7 77* 1 SYL H1 OB2* 3 RCA A2 6080 2 RCA L 7701* 1 GEC B9 OB3 1 L 6080 3 L 78 2 SYL L OC2 1 RCA P2 6080* 2 RCA A1 78 3 PHLCO L OC3 2 RCA P1 6080WA 1 RCA L 7A7 lf 6 GT OC3* 1 JAN P3 6098 1 SYL B9 7A8 lf 1 GT OC3* 2 RCA L 6136 1 GE B7 7B6 lf 3 GT OD3 1 GT 6136 1 RCA B7 7B8 lf 1 GT OD3 1 L 6156** 1 EIM T3 7C5 lf 2 GT OD3 1 GE L 6166 1 ? T9 7C7 lf 1 GT OD3 1 HAL P1 6216* 3 B9 7CL7 lf 1 GT OD3 1 SYL L 63MEeye 1 COSS P4 7E7 lf 1 GT OD3 3 SYL P1 6550 2 TSOL L 7E7* lf 1 GT OD3* 2 RCA P3 67Y7 1 L 7F7 lf 2 GT OZ4 1 M 6894A** 1 AMP T5 7G7 lf 1 GT P2 1 MARC P1 6A4 2 RCA L 7H7 lf 2 GT PL21 1 B9 6A4* 2 RCA H1 7J7 lf 3 GT PL36 2 PHI T4 6A5 1 L 7L7 lf 1 GT PL504* 1 RST P3 6A6 1 SYL L 7L7* lf 7 SYL H1 PL509* 1 PHI T1 6A7 1 RCA L 7Q7A lf 1 GT PL604 1 B9 6A7 2 GE L 7R7 lf 1 GT PM1LF 1 MULL L 6A7 2 PHLCO L 7W7* lf 5 SYL H1 QB3/200 2 PHI P1 6A7* 1 BRI H1 7X7* lf 1 GT QB3/300 2 L 6A8 1 GE L 7Y4 lf 1 GT QQE0310* 1 PHI B9 6A8 1 SYL L 7Y4* lf 1 GT QQE0312 2 PHI P4 6A8 1 TORV L 7Y7 lf 1 GT QQE0312 9 PHI T9 6A8 1 WEST P4 80 1 MULL L QQE0312* 1 PHI B9 6A8 3 RCA P4 80* 1 GEC P5 QQE0320 1 PHI P4 6A8 7 M 802 2 RCA P1 QQE0320**2 PHI T5 6A8G 1 ZEN L 802* 1 RCA P5 QQE0640 1 MUL A2 6A8GT* 1 TORV P4 8032 2 WES T5 QQE0640* 2 PHI P3 6AB7 7 M 804 2 L QQE0640* 2 PHI T1 6AC5 3 GT 807 1 RCA L QQE0640* 3 PHI T5 6AC7* 1 RCA A2 807 2 AMP L QQE0640**1 MUL T5 6AD7 1 M 807 2 COSS L QQE0640**2 PHI T5 6AF4 1 GE B7 809 1 L QQF025 1 PHI P4 6AF4A 1 B7 809 4 RCA P1 QQV0310 1 MUL B9 6AF4A* 5 RCA A2 809* 1 GEC A1 QQV0310* 1 MUL B9 6AG7 5 M 809* 5 JAN H1 QQV0640A*1 MUL T5 6AG7* 1 RCA H1 809* 9 STD A1 QQVO320A 2 MULL P3 6AG7* 1 WES T4 809** 3 SYL A1 QQZ0640**2 MUL T4 6AH6 1 ? B7 81* 2 RAY H1 QV05/25 1 MUL P4 6AJ4 1 RAY P2 81* 5 RCA H1 QV06/20 1 MUL T1 6AJ4* 1 GEC A2 8106* 1 GEC B9 QV06/20 1 MUL T4 6AK5 1 B7 814 1 RCA P1 QY4-250 3 MUL T3 6AK5 1 HAL P2 814* 2 RCA H1 RK39 1 RAY L 6AK5 1 RCA P2 814* 3 RCA L RK60 1 RAY P1 6AK5 1 TEO P2 814** 4 RCA A1 RK60* 1 MIL P3 6AK5 1 TSOL B7 815* 2 RCA A1 RK61 1 RAY B7 6AK5 1 TUNGS P2 815** 2 RCA A1 RKR-73 1 RAY T3 6AK5* 1 ? P4 82* 1 L RKR73 1 RAY P2 6AK5* 1 MULL P2 8298* 2 NAT T4 RS1009 1 SIE T5 6AK5* 1 SYL A2 829B 1 RCA P5 SP41 2 GT 6AK5* 2 BRI P2 829B 1 RCA P5 SP41 2 L 6AK5* 5 B7 829B* 1 MIL P3 SP41* 1 EDISW L 6AK5* 5 RCA A2 83 1 JAN L SP41* 1 MIL P3 6AK5W* 10 ZAER A2 83 1 NATUN P1 SP42 1 L 6AK5W* 12 SYL A2 83 1 PURO P1 T-2B7* 1 TRI T3 6AK6 1 B7 83 2 RCA P1 T40* 8 TAYLR H1 6AK6 1 BRI B7 83* 1 RCA P3 TD72 1 OTIS GT 6AK6 2 RCA B7 83* 2 JAN L TH41* 1 EDI L 6AK6* 2 B7 83* 2 SYL P3 TH4B 1 MULL L 6AK6* 6 ? P2 832 3 ? P1 TT11 4 L 6AL5 1 B7 832* 1 MIL P3 TT41/47? 1 L 6AL5 1 BRI B7 832A** 1 POPE P1 TZ40* 8 JAN H1 6AL5 1 BRI P2 834* 1 RCA A1 U50 1 ? P1 6AL5 1 HYTR P2 837 1 HTRON P5 UABC80 1 MULL B9 6AL5 1 RCA B7 837 1 KRAD P5 UAF42 4 MULL P4 6AL5 2 GEC T9 837 1 RCA P5 UBC41 1 MULL P4 6AL5 2 SYL P2 837 2 HYTR P1 UBC41 2 MULL P4 6AL5 9 MUL T1 837 2 RCA P1 UBC41 4 R 6AM6 1 BRI P4 837 3 RCA P5 UBC41* 1 R 6AM6 1 MULL P4 837* 1 HYTRN P5 UBC81 1 MULL B9 6AM6 3 BRI B7 83V 1 PURO L UBL21 lf 1 GT 6AM6* 1 B7 83V 1 RCA L UCH42 1 POPE P4 6AN8 1 RCA P2 83V* 1 PURO H1 UCH42 1 VALVO P4 6AN8 1 XAER P2 84 1 RCA L UCH42 3 MULL P4 6AN8A 1 ? B9 84/6Z4 1 SYL P1 UCH42 6 R 6AQ5 1 BVA P2 85A2* 1 MUL T7 UCH81 1 B9 6AQ5 1 GE B7 866 2 L UCH81 1 MULL B9 6AQ5 1 MULL B7 866* 1 L UCL82 1 DARI B9 6AQ5 1 RCA A2 884 1 RCA L UCL82 1 HAL B9 6AQ5 1 TRIO B7 885* 1 RCA P5 UCL82 1 TFK B9 6AQ5 3 B7 8K7G 1 L UCL82* 1 B9 6AQ5 43 PHI A2 9002* 3 B7 UCL83* 1 B9 6AQ5* 3 B7 9003 1 JAN P2 UCL84 1 PHI B9 6AQ5** 1 MUL A2 9003 1 RCA B7 UF41 3 MULL P4 6AQ5A* 5 RCA A2 9003 1 RCA P2 UF41 9 R 6AQ6* 1 RCA T7 9003* 1 RAY P2 UL41* 2 R 6AQ6* 5 RCA P4 9004 1 RCA T1 UL84 1 PHI B9 6AQ7GT* 6 RCA A2 902A crt 1 L UL84* 1 PHI B9 6AQ8 3 B9 956* 1 RCA H1 UU5* 1 EDISW L 6AR5* 3 RCA A2 966* 1 UNITE P5 UU6 1 GT 6AS11* 1 GEC GT A95 1 L UU6 1 L 6AS5* 5 GEC A2 AR8 3 BMil L UU6 1 EDISW P4 6AS6* 1 B7 ARP12 8 BMil L UU6* 2 EDISW L 6AS7G 3 RCA L ARP19 1 RCA L UU9* 1 R 6AS7G 4 L ARP30 1 TURAM L UX99 1 RCA L 6AS7G* 1 L ARP30* 4 MULL H1 UY21 1 MULL P4 6AT6 1 BRI B7 ARP4* 3 BMil H1 UY41 1 MULL P4 6AT6 2 BRI P4 AV11* 1 RTRON P5 UY41 1 TFK P4 6AT6 2 MULL B7 AX1* 1 PHI L UY41 2 R 6AT6 4 ? B7 AZ1 1 MULL L UY41* 1 R 6AU6 1 ? T9 AZ1 1 MULL P4 UY42 2 R 6AU6 1 ADA B7 AZ1 1 TFK P4 UY85 2 B9 6AU6 1 HAL A2 AZ1* 8 MUL A1 UY85 2 MULL B9 6AU6 2 B7 AZ31 3 L UY85* 2 B9 6AU6 2 MULL P2 AZ31* 1 PHI P4 VR100 1 Bmil L 6AU6* 1 BRI P2? AZ4* 4 MUL A1 VR101 1 L 6AU6* 2 GEC P2 AZ41 2 R VR105 3 SYL P1 6AU8* 12 RAY T8 AZ41* 1 PHI T7 VR136 3 M 6AV6 1 B7 AZ50 1 PHI P4 VR137 lf 1 MIL GT 6AV6 1 RCA P4 CBL1* 1 PHI L VR138 1 M 6AW8A* 1 RCA P2 CCH35 3 MULL L VR150 1 L 6AW8A* 2 NEC P2 CHY1616* 5 USN P5 VR150 1 RCA P1 6B6G* 8 RCA A1 CK5651WA 2 RAY B7 VR150 1 SYL P1 6B7 1 RAY L CL33 1 L VR150 2 COLL P4 6B8 1 ? B9 CMG8* 1 L VR150* 1 MIL P3 6B8 1 SYL L CRC9004 1 RCA P2 VR186 1 M 6BA5 1 ? P4 CRC954 1 B7 VR54 1 ROGRS P4 6BA6 1 HAL P4 CRC954 3 RCA P2 VR54* 5 BMil H1 6BA6 1 MATSU B7 CRC954* 1 B7 VR55 1 L 6BA6 1 MATSU P2 CRC955 1 RCA P2 VR65 1 BMil L 6BA6 1 PURO P2 CRT 2" 1 L VR65 1 MIL P1 6BA6 1 RAY P4 CRT DG7/36 L VR65 2 ? T3 6BA6 1 RCA P4 CTL954 3 TUNGS P2 VR65 3 L 6BA6 1 SYL P4 CV1053 1 L VR67 2 RCA T3 6BA6 2 TRNIX B7 CV1075 1 MIL P3 VR90 1 SYL P1 6BA6 2 XAER P2 CV124 2 H&K P4 VR90 1 SYL T3 6BA6 3 BRI P4 CV124* 1 H&K T1 VR90* 2 SYL P3 6BA6 5 B7 CV1322* 1 BMil H1 VR91 1 ARMY P4 6BA6* 1 RCA A2 CV133 10 B7 VR91 6 M 6BA6* 2 MWT P2 CV133* 1 B7 VR95 1 ? P1 6BA7* 1 B9 CV135 1 B9 VR95 2 TUNGS P2 6BD6 1 NEC B7 CV136 1 MIL P2 VT100A 1 HTRON L 6BE6 1 BRI B7 CV138 3 MIL B7 VT100A 2 L 6BE6 1 BRI P2 CV138* 2 BRI B7 VT100A* 1 HYTR L 6BE6 1 HAL B7 CV140* 1 BRI B7 VT105 1 L 6BE6 1 MULL P2 CV140* 3 ? P2 VT118** 1 RCA P1 6BE6 1 MULL P4 CV140** 2 ? P2 VT120* 2 B7 6BE6 1 PHI P4 CV1501* 1 MIL P3 VT134 1 M 6BE6 1 SER P4 CV1527crt1 L VT135 1 RCA P2 6BE6 1 TFK P4 CV1862* 3 BRI B7 VT136 1 L 6BE6 2 BRI P4 CV2127 1 BMil B9 VT136 1 NATUN L 6BE6 2 SYL B7 CV2128 1 ? GT VT136 1 RCA T2 6BE6 6 B7 CV2128 1 MIL B9 VT137 1 L 6BE6* 4 RAY P2 CV2128 4 PHI GT VT138 1 L 6BE6* 4 RCA A2 CV2128* 4 PHI T7 VT154 1 L 6BF6* 2 RCA A2 CV2129 1 BRI B9 VT200 1 SYL T3 6BG6G 1 L CV2129* 1 BRI B9 VT200* 1 TEO T3 6BH6 1 RCA B7 CV2129* 1 MIL T7 VT204 2 H&K P5 6BH6 1 SYL B7 CV2135* 1 ?GB B9 VT212* 1 RCA T4 6BH6* 2 B7 CV216 1 UKmil L VT212* 2 RCA P3 6BH6* 3 RCA A2 CV2209 1 B7 VT280/80*1 MAR T2 6BJ6 2 KRAD P4 CV2209 3 B7 VT40 2 L 6BJ6 3 B9 CV2243* 3 B9 VT42A* 1 JAN H1 6BJ6* 4 RCA A2 CV245* 1 GEC T1 VT46A* 3 L 6BK7A 3 GE B9 CV250* 1 L VT49 3 NATUN L 6BM8 1 XAER P2 CV2524* 3 CHELM P2 VT501 1 L 6BM8* 1 FERRO P2 CV281 1 L VT52 1 ? L 6BN6 1 SYL P2 CV287* 1 BMil H1 VT52 4 BMil L 6BN6 1 TEONX B7 CV309 1 ? R VT60 1 ? P1 6BN8 1 MULL B9 CV345 1 MIL L VT60* 1 ANM T4 6BN8* 1 MULL P2 CV358* 2 ITT P5 VT60* 1 BMil H1 6BQ7A* 3 ATES A2 CV391 2 MIL R VT60A 2 MIL P1 6BQ7A* 8 ZAER A2 CV391* 2 P3 VT60A 3 BMil L 6BQ7GT* 6 HAL A1 CV395* 1 GT VT60A* 3 ? T1 6BS8 1 RCA B9 CV4010 1 ? B7 VT65 1 M 6BW6 1 BRI P4 CV4010 1 BMil B7 VT80 1 L 6BW6 3 B9 CV4010 4 ? T9 VT90* 1 L 6BZ6* 1 GEC A2 CV4010 102 B7 VT94* 1 KR T4 6BZ6* 2 HIT A2 CV4012 2 BRI T9 VT94* 1 RCA T4 6BZ6* 2 RCA A2 CV4012 6 B7 VT94* 2 BDX T4 6BZ6* 2 RCA T7 CV4012 8 BRI B7 VT94* 2 WEL T4 6BZ6* 3 ZAER T7 CV4014 11 B7 VU111 1 GE L 6C4 1 ? P4 CV4015 1 ? T9 VU39A 1 L 6C4 1 BRI P4 CV4015 4 MULL P4 W150 1 R 6C4 4 B7 CV4040 8 B9 X17 1 MARC B7 6C4* 1 HAL A2 CV4055 1 BRI B9 X226* 1 L 6C4* 1 NATUN A2 CV4057* 2 B7 X24 1 Brit L 6C4* 1 RCA P2 CV4064 6 B7 X65 1 OSRAM P1 6C4* 1 SYL A2 CV4080 3 B7 X79 1 OSRAM B9 6C5 3 KRAD P2 CV4084 1 B7 YL1030** 1 MUL T4 6C5 5 M CV415 lf 1 MIL GT YL1030** 1 PHI T4 6C5GT 1 RAY P4 CV493* 3 BRI B7 YL1080* 3 MULL B9 6C6 1 RCA P1 CV5065* 15 CHE T8 YL1240 4 PHI T5 6C6 2 BRI L CV53* 1 MIL P3 YL1250 1 L 6C8 1 L CV575 2 MIL P3 Z24 1 L 6C8G 1 L CV6 1 ? P2 Z300T* 1 GT 6C8G* 1 GE H1 CV850 1 MULL P4
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