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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 11:56 AM
    4 Pages
    1 2 3 4
    • Replies: 51
    • Views: 109,069
    06-24-2015, 09:05 AM Go to last post
  2. Sticky Thread Sticky: 4343 References Thread

    Started by hjames, 05-30-2007 05:01 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 56,035
    10-30-2012, 11:35 PM Go to last post
  3. Sticky Thread Sticky: 4340 & 4341 references thread

    Started by hjames, 05-11-2007 04:40 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 34,652
    06-11-2016, 12:00 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: 26,781
    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: 22,936
    10-20-2006, 02:48 AM Go to last post
  6. Sticky Thread Sticky: JBL Technical Notes - LOT'S of them!!!

    Started by DogBox, 06-19-2019 08:01 PM
    • Replies: 9
    • Views: 2,068
    08-22-2019, 07:50 PM Go to last post
  1. 4628B curve for Zilch

    Started by johnaec, 09-18-2004 05:39 PM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 112
    • Views: 254,798
    02-14-2012, 04:01 AM Go to last post
  2. Ring Radiator Comparisons

    Started by Mr. Widget, 06-23-2005 12:14 AM
    19 Pages
    1 2 3 4 5 ... 19
    • Replies: 277
    • Views: 212,686
    06-12-2015, 07:05 PM Go to last post
  3. 4343 crossover modifications

    Started by jeph, 12-22-2003 07:02 AM
    35 Pages
    1 2 3 4 5 ... 35
    • Replies: 514
    • Views: 209,168
    07-25-2019, 08:36 PM Go to last post
  4. Piano Black Finish - Cleaning and Restoration

    Started by Uncle Paul, 10-10-2009 08:13 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 179,135
    11-12-2009, 07:27 PM Go to last post
  5. Looky What I just got - 4341 Monitors

    Started by hjames, 05-05-2007 03:08 PM
    19 Pages
    1 2 3 4 5 ... 19
    • Replies: 270
    • Views: 106,614
    03-08-2013, 06:19 PM Go to last post
  6. JBL D120 reproductions

    Started by horseshead, 04-24-2006 07:23 AM
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 139
    • Views: 99,783
    03-25-2009, 09:23 AM Go to last post
  7. Horn/Driver Comparisons

    Started by Mr. Widget, 05-29-2005 01:33 AM
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 124
    • Views: 70,394
    07-08-2008, 10:29 PM Go to last post
  8. Does anyone know anything about IMAX speakers?

    Started by Woofer, 03-05-2013 06:03 PM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 95
    • Views: 68,513
    08-02-2016, 06:10 PM Go to last post
  9. 2450 Dia

    Started by paragon, 10-11-2004 09:40 AM
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 99
    • Views: 65,125
    09-29-2010, 03:47 PM Go to last post
  10. Urei 813b project

    Started by Charles0322, 02-08-2008 07:01 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 81
    • Views: 62,162
    03-18-2013, 05:27 PM Go to last post
  11. Capacitors...

    Started by lpd, 08-24-2003 10:00 PM
    10 Pages
    1 2 3 4 5 ... 10
    • Replies: 145
    • Views: 60,913
    06-14-2007, 07:16 AM Go to last post
  12. Recharging Alnico/Ferrite magnets

    Started by magger, 04-10-2006 03:34 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 84
    • Views: 56,135
    07-03-2015, 02:19 AM Go to last post
  13. Difference between the D series & K series JBL speakers?

    Started by tWreCK, 12-12-2003 07:41 AM
    3 Pages
    1 2 3
    • Replies: 36
    • Views: 55,079
    01-24-2016, 01:51 PM Go to last post
  14. jbl 2245 H

    Started by gene, 01-11-2006 06:23 PM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 105
    • Views: 54,832
    08-28-2012, 01:11 AM Go to last post
  15. D2430K compression driver information?

    Started by Dave Zan, 08-23-2012 10:45 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 81
    • Views: 54,342
    06-24-2018, 09:10 AM Go to last post
  16. 435BE vs 2435HPL

    Started by norealtalent, 08-04-2005 04:39 PM
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 110
    • Views: 54,101
    10-31-2007, 02:38 AM Go to last post
  17. Problems bi-amping 4430s with 5235 Xover

    Started by Tony, 11-10-2008 07:48 PM
    4 Pages
    1 2 3 4
    • Replies: 53
    • Views: 52,154
    01-07-2009, 02:01 PM Go to last post
  18. JBL 4343 rebuild and configuration project

    Started by Fangio, 01-20-2006 11:30 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 78
    • Views: 50,050
    06-16-2011, 09:03 PM Go to last post
  19. JBL 375 vs 2441?

    Started by tv506, 10-06-2003 03:05 PM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 49,061
    06-22-2011, 06:55 AM Go to last post
  20. Field Guide to the JBL 10 inch Midbass driver 2121 2122 2123

    Started by hjames, 05-31-2007 07:11 PM
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 49,043
    09-25-2019, 08:38 PM Go to last post
  21. JBL L40 crossover schematic...

    Started by D@VID, 09-08-2003 12:38 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 48,283
    04-04-2011, 05:06 AM Go to last post
  22. Sub1500 problem

    Started by jcdahl, 06-08-2004 10:40 PM
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 130
    • Views: 45,330
    01-04-2013, 03:09 PM Go to last post
  23. JBL L110 against JBL L3

    Started by jan_slagman, 04-28-2008 10:39 AM
    3 Pages
    1 2 3
    • Replies: 33
    • Views: 44,821
    12-11-2008, 08:24 PM Go to last post
  24. 2123H vs 2122H in a 4343 monitor

    Started by subwoof, 09-10-2003 11:47 AM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 87
    • Views: 43,888
    11-24-2006, 07:30 PM Go to last post
  25. Best JBL mod for Klipschorn?

    Started by xvtwin, 11-09-2004 03:14 PM
    3 Pages
    1 2 3
    • Replies: 42
    • Views: 43,819
    03-05-2005, 11:10 AM Go to last post

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