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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. Post Sticky Thread Sticky: Stock Altec/JBL Physical Enclosure Information

    Started by 4313B, 09-11-2004 12:56 PM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 111,791
    06-24-2015, 10:05 AM Go to last post
  2. Sticky Thread Sticky: 4343 References Thread

    Started by hjames, 05-30-2007 06:01 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 58,153
    10-31-2012, 12:35 AM Go to last post
  3. Sticky Thread Sticky: 4340 & 4341 references thread

    Started by hjames, 05-11-2007 05:40 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 36,089
    06-11-2016, 01:00 PM Go to last post
  4. Thumbs up Sticky Thread Sticky: JBL Technical Information - Links

    Started by boputnam, 02-06-2008 01:34 AM
    • Replies: 1
    • Views: 27,381
    08-05-2008, 07:54 AM Go to last post
  5. Sticky Thread Sticky: READ ME - Forum Rules

    Started by Don McRitchie, 06-28-2004 08:27 AM
    • Replies: 2
    • Views: 23,545
    10-20-2006, 03:48 AM Go to last post
  6. Sticky Thread Sticky: JBL Technical Notes - LOT'S of them!!!

    Started by DogBox, 06-19-2019 09:01 PM
    • Replies: 9
    • Views: 3,363
    08-22-2019, 08:50 PM Go to last post
  1. 4628B curve for Zilch

    Started by johnaec, 09-18-2004 06:39 PM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 112
    • Views: 255,705
    02-14-2012, 05:01 AM Go to last post
  2. Ring Radiator Comparisons

    Started by Mr. Widget, 06-23-2005 01:14 AM
    19 Pages
    1 2 3 4 5 ... 19
    • Replies: 277
    • Views: 216,028
    06-12-2015, 08:05 PM Go to last post
  3. 4343 crossover modifications

    Started by jeph, 12-22-2003 08:02 AM
    35 Pages
    1 2 3 4 5 ... 35
    • Replies: 514
    • Views: 213,058
    07-25-2019, 09:36 PM Go to last post
  4. Piano Black Finish - Cleaning and Restoration

    Started by Uncle Paul, 10-10-2009 09:13 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 179,429
    11-12-2009, 08:27 PM Go to last post
  5. Looky What I just got - 4341 Monitors

    Started by hjames, 05-05-2007 04:08 PM
    19 Pages
    1 2 3 4 5 ... 19
    • Replies: 270
    • Views: 108,372
    03-08-2013, 07:19 PM Go to last post
  6. JBL D120 reproductions

    Started by horseshead, 04-24-2006 08:23 AM
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 139
    • Views: 101,402
    03-25-2009, 10:23 AM Go to last post
  7. Horn/Driver Comparisons

    Started by Mr. Widget, 05-29-2005 02:33 AM
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 124
    • Views: 71,606
    07-08-2008, 11:29 PM Go to last post
  8. Does anyone know anything about IMAX speakers?

    Started by Woofer, 03-05-2013 07:03 PM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 95
    • Views: 69,767
    08-02-2016, 07:10 PM Go to last post
  9. 2450 Dia

    Started by paragon, 10-11-2004 10:40 AM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 99
    • Views: 66,361
    09-29-2010, 04:47 PM Go to last post
  10. Urei 813b project

    Started by Charles0322, 02-08-2008 08:01 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 81
    • Views: 63,170
    03-18-2013, 06:27 PM Go to last post
  11. Capacitors...

    Started by lpd, 08-24-2003 11:00 PM
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 145
    • Views: 62,037
    06-14-2007, 08:16 AM Go to last post
  12. Recharging Alnico/Ferrite magnets

    Started by magger, 04-10-2006 04:34 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 84
    • Views: 57,226
    07-03-2015, 03:19 AM Go to last post
  13. Difference between the D series & K series JBL speakers?

    Started by tWreCK, 12-12-2003 08:41 AM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 55,867
    01-24-2016, 02:51 PM Go to last post
  14. D2430K compression driver information?

    Started by Dave Zan, 08-23-2012 11:45 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 81
    • Views: 55,860
    06-24-2018, 10:10 AM Go to last post
  15. jbl 2245 H

    Started by gene, 01-11-2006 07:23 PM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 105
    • Views: 55,808
    08-28-2012, 02:11 AM Go to last post
  16. 435BE vs 2435HPL

    Started by norealtalent, 08-04-2005 05:39 PM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 110
    • Views: 55,169
    10-31-2007, 03:38 AM Go to last post
  17. Problems bi-amping 4430s with 5235 Xover

    Started by Tony, 11-10-2008 08:48 PM
    4 Pages
    1 2 3 4
    • Replies: 53
    • Views: 53,869
    01-07-2009, 03:01 PM Go to last post
  18. JBL 4343 rebuild and configuration project

    Started by Fangio, 01-20-2006 12:30 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 78
    • Views: 51,150
    06-16-2011, 10:03 PM Go to last post
  19. Field Guide to the JBL 10 inch Midbass driver 2121 2122 2123

    Started by hjames, 05-31-2007 08:11 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 50,391
    09-25-2019, 09:38 PM Go to last post
  20. JBL 375 vs 2441?

    Started by tv506, 10-06-2003 04:05 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 49,649
    06-22-2011, 07:55 AM Go to last post
  21. JBL L40 crossover schematic...

    Started by D@VID, 09-08-2003 01:38 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 48,903
    04-04-2011, 06:06 AM Go to last post
  22. Sub1500 problem

    Started by jcdahl, 06-08-2004 11:40 PM
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 130
    • Views: 46,477
    01-04-2013, 04:09 PM Go to last post
  23. JBL L110 against JBL L3

    Started by jan_slagman, 04-28-2008 11:39 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 45,321
    12-11-2008, 09:24 PM Go to last post
  24. 2123H vs 2122H in a 4343 monitor

    Started by subwoof, 09-10-2003 12:47 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 87
    • Views: 44,906
    11-24-2006, 08:30 PM Go to last post
  25. Best JBL mod for Klipschorn?

    Started by xvtwin, 11-09-2004 04:14 PM
    3 Pages
    1 2 3
    • Replies: 42
    • Views: 44,401
    03-05-2005, 12:10 PM Go to last post

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