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Forum: Lansing Product Technical Help

Questions on repairing, restoring or upgrading factory systems and components from JBL, Altec or LMCo

  1. Sticky Thread Sticky: 4340 & 4341 references thread

    Started by hjames, 05-11-2007 04:40 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 17,333
    06-11-2016, 12:00 PM Go to last post
  2. Post Sticky Thread Sticky: Stock Altec/JBL Physical Enclosure Information

    Started by 4313B, 09-11-2004 11:56 AM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 76,466
    06-24-2015, 09:05 AM Go to last post
  3. Sticky Thread Sticky: 4343 References Thread

    Started by hjames, 05-30-2007 05:01 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 36,884
    10-30-2012, 11:35 PM Go to last post
  4. Thumbs up Sticky Thread Sticky: JBL Technical Information - Links

    Started by boputnam, 02-06-2008 12:34 AM
    • Replies: 1
    • Views: 20,454
    08-05-2008, 06:54 AM Go to last post
  5. Sticky Thread Sticky: READ ME - Forum Rules

    Started by Don McRitchie, 06-28-2004 07:27 AM
    • Replies: 2
    • Views: 17,115
    10-20-2006, 02:48 AM Go to last post
  1. Foam kit for Model 14 Altec

    Started by Gary L, 07-25-2017 07:51 AM
    • Replies: 2
    • Views: 75
    07-25-2017, 10:03 AM Go to last post
  2. Anyone ever seen a degaussed JBL 2241H (18")?

    Started by GordonW, 07-10-2017 02:50 PM
    • Replies: 1
    • Views: 223
    07-23-2017, 06:39 PM Go to last post
  3. Help determing the duct lenth please

    Started by MikeM, 07-23-2017 05:14 PM
    • Replies: 0
    • Views: 47
    07-23-2017, 05:14 PM Go to last post
  4. LE15A's at 9.95 and 9.55 ohms

    Started by sidney8151, 07-19-2017 08:25 PM
    • Replies: 2
    • Views: 118
    07-22-2017, 04:57 PM Go to last post
  5. JBL L110 restoration

    Started by z-adamson, 07-17-2017 04:02 PM
    • Replies: 5
    • Views: 180
    07-22-2017, 11:19 AM Go to last post
  6. Weak Alnico magnets

    Started by Gary L, 07-22-2017 05:30 AM
    • Replies: 3
    • Views: 107
    07-22-2017, 07:14 AM Go to last post
    • Replies: 1
    • Views: 91
    07-22-2017, 05:26 AM Go to last post
  7. How to remove bolt when the t-nut spins?

    Started by z-adamson, 07-17-2017 04:24 PM
    • Replies: 5
    • Views: 232
    07-22-2017, 04:56 AM Go to last post
    • Replies: 4
    • Views: 110
    07-21-2017, 07:13 PM Go to last post
  8. Datation of Altec 417-8h ?

    Started by johnfender, 07-15-2017 08:26 AM
    • Replies: 2
    • Views: 102
    07-21-2017, 03:22 PM Go to last post
  9. 416-8A DCR values

    Started by DarcyL, 06-22-2017 06:04 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 563
    07-21-2017, 11:11 AM Go to last post
  10. Are These 4312a Control Monitor Crossovers?

    Started by brettMc, 07-18-2017 11:08 AM
    2 Pages
    1 2
    • Replies: 16
    • Views: 327
    07-21-2017, 09:58 AM Go to last post
  11. Paragon 1964

    Started by Nilson, 07-21-2017 08:12 AM
    • Replies: 2
    • Views: 84
    07-21-2017, 09:30 AM Go to last post
  12. Heat dissipation Altec valve power amps?

    Started by oldbrowndog, 07-19-2017 07:06 PM
    • Replies: 2
    • Views: 107
    07-20-2017, 07:29 AM Go to last post
  13. Altec Lansing 511 , 811 Horns

    Started by Dr.db, 06-17-2012 07:57 AM
    • Replies: 14
    • Views: 6,637
    07-19-2017, 10:51 AM Go to last post
  14. I having JBL speaker problem?

    Started by donyclark, 07-19-2017 07:46 AM
    • Replies: 1
    • Views: 98
    07-19-2017, 10:48 AM Go to last post
  15. dating my new c51 apollo s7 speakers

    Started by sidney8151, 07-16-2017 04:06 PM
    • Replies: 8
    • Views: 268
    07-17-2017, 10:19 AM Go to last post
  16. DCR of my LE5-11s seems off.

    Started by Johnny_Law, 07-15-2017 01:20 PM
    • Replies: 2
    • Views: 126
    07-16-2017, 03:00 PM Go to last post
  17. Altec N-800F crossover problem

    Started by mink70, 07-13-2017 06:22 PM
    • Replies: 6
    • Views: 199
    07-16-2017, 11:26 AM Go to last post
  18. Is a cabaret 4612B worth repairing?

    Started by saladaddy, 07-10-2017 04:48 AM
    • Replies: 1
    • Views: 180
    07-13-2017, 10:43 AM Go to last post
  19. Which way should I go Doc? 9844As

    Started by Gary L, 07-07-2017 05:46 AM
    • Replies: 8
    • Views: 372
    07-11-2017, 09:36 AM Go to last post
  20. Can you substitute the O77 8ohm diaphram with a 16ohm from a 2405 slot?

    Started by vinny, 06-30-2017 03:35 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 963
    07-10-2017, 07:55 AM Go to last post
  21. Disassembling the M2

    Started by iansr, 07-09-2017 05:21 AM
    • Replies: 0
    • Views: 136
    07-09-2017, 05:21 AM Go to last post
  22. JBL 2397 color

    Started by gasfan, 07-08-2017 12:54 PM
    • Replies: 0
    • Views: 146
    07-08-2017, 12:54 PM Go to last post
  23. Biamping JRX115, is it worth the experiment?

    Started by LowerBeef, 06-08-2017 10:05 AM
    • Replies: 11
    • Views: 595
    07-06-2017, 07:04 AM Go to last post

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