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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: JBL Technical Notes - LOT'S of them!!!

    Started by DogBox, 06-19-2019 08:01 PM
    • Replies: 9
    • Views: 6,721
    08-22-2019, 07:50 PM Go to last post
  2. Sticky Thread Sticky: 4340 & 4341 references thread

    Started by hjames, 05-11-2007 04:40 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 42,639
    06-11-2016, 12:00 PM Go to last post
  3. 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: 124,310
    06-24-2015, 09:05 AM Go to last post
  4. Sticky Thread Sticky: 4343 References Thread

    Started by hjames, 05-30-2007 05:01 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 65,933
    10-30-2012, 11:35 PM Go to last post
  5. Thumbs up Sticky Thread Sticky: JBL Technical Information - Links

    Started by boputnam, 02-06-2008 12:34 AM
    • Replies: 1
    • Views: 29,942
    08-05-2008, 06:54 AM Go to last post
  6. Sticky Thread Sticky: READ ME - Forum Rules

    Started by Don McRitchie, 06-28-2004 07:27 AM
    • Replies: 2
    • Views: 26,141
    10-20-2006, 02:48 AM Go to last post
  1. Replacement UHF tweeter JBL K2 S 9800SE

    Started by Kor55, Yesterday 12:29 PM
    • Replies: 3
    • Views: 106
    Yesterday, 04:13 PM Go to last post
  2. Replacement diaphragm options for 2425J

    Started by BMWCCA, 07-21-2019 06:20 AM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 5,015
    Yesterday, 03:03 PM Go to last post
  3. 708G-1 Correct Foam?

    Started by Nessman, 02-22-2020 12:40 PM
    • Replies: 7
    • Views: 785
    08-02-2020, 11:22 PM Go to last post
  4. 4345 Bi-Amp Crossover Questions

    Started by jbljr, 05-09-2020 11:19 AM
    • Replies: 11
    • Views: 1,346
    07-27-2020, 08:34 AM Go to last post
  5. Step up transformer for 6290 power amp

    Started by 4344, 07-13-2020 12:51 AM
    • Replies: 5
    • Views: 452
    07-27-2020, 06:46 AM Go to last post
  6. D-130E Field Coil Drivers and Altec 603

    Started by MartinM, 07-20-2020 10:14 PM
    • Replies: 0
    • Views: 127
    07-20-2020, 10:14 PM Go to last post
  7. 6290 power amp cooling fan modification

    Started by 4344, 07-16-2020 09:54 PM
    • Replies: 3
    • Views: 246
    07-19-2020, 07:29 PM Go to last post
  8. Altec Lansing 421-8h series ll info wanted

    Started by Spellcaster, 07-13-2020 06:54 PM
    • Replies: 4
    • Views: 304
    07-18-2020, 09:47 AM Go to last post
  9. Lightbulb altec 802-8g same as 802- 16g ?

    Started by teddyboy, 07-17-2020 10:51 AM
    • Replies: 2
    • Views: 213
    07-17-2020, 11:32 PM Go to last post
  10. 2216Nd-1 Measurements??

    Started by Robh3606, 07-13-2020 05:16 PM
    • Replies: 9
    • Views: 547
    07-15-2020, 11:50 AM Go to last post
  11. JBL L110A refoam and stands

    Started by vrobec, 07-12-2020 09:07 AM
    • Replies: 7
    • Views: 429
    07-13-2020, 01:18 AM Go to last post
  12. Placement of Everest 55000

    Started by 4344, 07-07-2020 05:24 AM
    • Replies: 2
    • Views: 348
    07-07-2020, 09:03 PM Go to last post
  13. Altec A7 Refurbishment Crossovers

    Started by vottnut, 06-13-2020 01:24 PM
    • Replies: 2
    • Views: 508
    06-14-2020, 12:08 PM Go to last post
  14. JBL 2122H recone question

    Started by bjh, 03-17-2020 08:18 AM
    2122h, 4345, recone
    • Replies: 9
    • Views: 1,451
    06-11-2020, 10:17 AM Go to last post
  15. L100 QUADRAFLEX FOAM GRILLE updates?

    Started by KAYERCPA, 09-22-2019 07:33 PM
    • Replies: 8
    • Views: 2,095
    06-09-2020, 05:04 PM Go to last post
  16. Question L-pad delete how to...HELP!

    Started by qcautosports, 06-03-2020 05:24 PM
    • Replies: 9
    • Views: 789
    06-07-2020, 10:53 AM Go to last post
  17. Valancia Grills

    Started by Mcline5804, 06-01-2020 08:17 PM
    • Replies: 1
    • Views: 407
    06-07-2020, 09:22 AM Go to last post
  18. Looking For More Punch From My 2245, 4345 Clone

    Started by robertg, 03-01-2020 03:38 PM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 95
    • Views: 10,091
    06-06-2020, 05:44 PM Go to last post
  19. What is Aquaplas

    Started by tweeter, 09-15-2009 02:20 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 16,699
    06-04-2020, 01:59 AM Go to last post
  20. LE15A Needs New Surrounds

    Started by gmarascortt, 05-29-2020 12:29 PM
    • Replies: 7
    • Views: 757
    06-03-2020, 07:50 PM Go to last post
  21. Am I in the right place?

    Started by guf, 05-27-2020 05:27 PM
    • Replies: 14
    • Views: 1,282
    05-31-2020, 05:40 PM Go to last post
  22. Altec Crossover Upgrades?

    Started by gmarascortt, 05-31-2020 03:29 PM
    • Replies: 0
    • Views: 408
    05-31-2020, 03:29 PM Go to last post
  23. Altec A7 Refurbishing

    Started by vottnut, 05-26-2020 09:06 PM
    • Replies: 3
    • Views: 609
    05-31-2020, 11:04 AM Go to last post
  24. Question JBL L15 vs L26 vs L60T

    Started by Sound_sensible, 04-02-2010 01:21 PM
    • Replies: 9
    • Views: 18,326
    05-30-2020, 05:27 PM Go to last post
  25. Everest 67000.

    Started by Brian DK, 05-11-2020 11:02 AM
    • Replies: 8
    • Views: 996
    05-13-2020, 08:59 AM Go to last post

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