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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: 7
    • Views: 1,092
    08-08-2019, 05:30 AM 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: 33,260
    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: 106,271
    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: 54,320
    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: 26,231
    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: 22,403
    10-20-2006, 02:48 AM Go to last post
  1. Picked up a pair of 4560A cabinets loaded......

    Started by wpod, 08-28-2014 05:24 AM
    • Replies: 9
    • Views: 3,028
    09-12-2014, 12:13 PM Go to last post
  2. JBL L55 Repair Questions

    Started by Fugacity, 09-11-2014 09:20 PM
    • Replies: 1
    • Views: 1,590
    09-12-2014, 09:31 AM Go to last post
  3. Altec N-2000b Crossover schematic?

    Started by kn8243, 08-20-2014 10:45 AM
    • Replies: 4
    • Views: 1,766
    09-11-2014, 09:38 AM Go to last post
    • Replies: 7
    • Views: 3,686
    09-10-2014, 08:04 PM Go to last post
  4. Upgrading from 2421B to 2425J

    Started by martin2395, 09-18-2013 09:06 AM
    3 Pages
    1 2 3
    • Replies: 40
    • Views: 13,984
    09-09-2014, 03:04 AM Go to last post
  5. No crossover -- the best crossover?

    Started by cgregory4, 09-08-2014 12:23 AM
    • Replies: 6
    • Views: 1,640
    09-08-2014, 02:52 PM Go to last post
  6. 104H repair question

    Started by bigyank, 07-09-2014 01:31 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 6,768
    09-06-2014, 01:40 PM Go to last post
  7. Lightbulb JBL 4435 upgrade path ---> advice needed

    Started by DonBocadillo, 09-05-2014 06:13 PM
    • Replies: 1
    • Views: 1,177
    09-06-2014, 12:51 AM Go to last post
  8. JBL 4430 Questions, Please.

    Started by cgregory4, 08-20-2014 09:34 AM
    2 Pages
    1 2
    • Replies: 20
    • Views: 7,162
    09-03-2014, 09:49 PM Go to last post
  9. JBL L100 midrange !!!

    Started by retro soulman, 06-01-2013 11:05 AM
    2 Pages
    1 2
    • Replies: 24
    • Views: 10,040
    09-01-2014, 02:43 PM Go to last post
    • Replies: 13
    • Views: 4,569
    08-29-2014, 05:56 PM Go to last post
    • Replies: 2
    • Views: 1,758
    08-28-2014, 11:57 AM Go to last post
  10. JBL SK2-1000 Passive bi-amp presets

    Started by Jonas_h, 08-28-2014 04:38 AM
    • Replies: 0
    • Views: 802
    08-28-2014, 04:38 AM Go to last post
  11. JBL LE14 new surrounds assistance needed

    Started by RSchiller, 08-27-2014 11:09 AM
    • Replies: 10
    • Views: 3,537
    08-27-2014, 09:08 PM Go to last post
  12. What is the problem with this 2235h driver [video]?

    Started by DingDing, 08-18-2014 10:17 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 7,736
    08-26-2014, 12:00 PM Go to last post
  13. 2451H with dual bolt patterns??

    Started by sebackman, 04-13-2014 08:20 AM
    2 Pages
    1 2
    • Replies: 17
    • Views: 6,084
    08-24-2014, 04:43 PM Go to last post
  14. 4430 pot removal

    Started by Ed Zeppeli, 08-23-2014 05:03 PM
    • Replies: 6
    • Views: 1,279
    08-24-2014, 04:29 PM Go to last post
  15. JBL Woofer Questions. Education badly needed.

    Started by cgregory4, 08-20-2014 10:08 AM
    2 Pages
    1 2
    • Replies: 18
    • Views: 4,863
    08-23-2014, 08:44 PM Go to last post
  16. le25-2 question

    Started by ptechjpjr, 08-21-2014 08:25 PM
    • Replies: 1
    • Views: 862
    08-23-2014, 10:15 AM Go to last post
  17. Factory tunings for SR4732A-T? annyone

    Started by Kalle, 08-20-2014 11:12 PM
    • Replies: 1
    • Views: 948
    08-22-2014, 06:28 AM Go to last post
    • Replies: 8
    • Views: 6,438
    08-18-2014, 07:09 PM Go to last post
  18. altect 6022 and n-3000-e

    Started by lago, 08-15-2014 02:53 PM
    • Replies: 3
    • Views: 1,384
    08-16-2014, 05:16 AM Go to last post
  19. JBL 032 Question

    Started by malden, 08-11-2014 08:47 PM
    • Replies: 6
    • Views: 2,466
    08-15-2014, 09:20 PM Go to last post
  20. Grille mounting pegs

    Started by AmericanPie, 08-12-2014 07:38 PM
    • Replies: 3
    • Views: 1,174
    08-13-2014, 05:26 AM Go to last post
  21. Altec Lansing model 66

    Started by BHearon, 07-13-2014 03:30 PM
    • Replies: 8
    • Views: 3,543
    08-10-2014, 11:41 AM Go to last post

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