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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 09:01 PM
    • Replies: 9
    • Views: 10,168
    08-22-2019, 08:50 PM Go to last post
  2. Sticky Thread Sticky: 4340 & 4341 references thread

    Started by hjames, 05-11-2007 05:40 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 48,433
    06-11-2016, 01:00 PM Go to last post
  3. 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: 137,063
    06-24-2015, 10:05 AM Go to last post
  4. Sticky Thread Sticky: 4343 References Thread

    Started by hjames, 05-30-2007 06:01 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 72,146
    10-31-2012, 12:35 AM Go to last post
  5. Thumbs up Sticky Thread Sticky: JBL Technical Information - Links

    Started by boputnam, 02-06-2008 01:34 AM
    • Replies: 1
    • Views: 32,471
    08-05-2008, 07:54 AM Go to last post
  6. Sticky Thread Sticky: READ ME - Forum Rules

    Started by Don McRitchie, 06-28-2004 08:27 AM
    • Replies: 2
    • Views: 28,677
    10-20-2006, 03:48 AM Go to last post
  1. JBL Pro III Repair

    Started by KaliJBL, 12-08-2010 08:09 PM
    • Replies: 4
    • Views: 9,713
    Today, 07:17 PM Go to last post
    • Replies: 9
    • Views: 169
    Today, 05:17 PM Go to last post
    • Replies: 0
    • Views: 33
    Today, 10:05 AM Go to last post
  2. JBL 4313 vs 4313B crossover differences?

    Started by bolero, 04-16-2017 10:02 AM
    • Replies: 8
    • Views: 2,141
    01-24-2021, 01:19 PM Go to last post
  3. Restoring JBL 4435s

    Started by Hysteresis, 01-23-2021 02:44 PM
    • Replies: 2
    • Views: 118
    01-23-2021, 03:24 PM Go to last post
  4. JBL 476MG Diaphragm Issue

    Started by JamesBLansing, 12-26-2020 02:24 PM
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 2,485
    01-22-2021, 07:35 PM Go to last post
  5. Which horn on JBL 4560?

    Started by retro soulman, 01-03-2021 12:29 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 1,170
    01-21-2021, 06:12 PM Go to last post
  6. Looking for Altec A255 schematic

    Started by audiojunkman, 01-20-2021 10:46 PM
    • Replies: 0
    • Views: 51
    01-20-2021, 10:46 PM Go to last post
  7. N-500-D crossover

    Started by u1tramax94, 01-11-2021 11:58 PM
    • Replies: 8
    • Views: 452
    01-13-2021, 06:36 PM Go to last post
  8. JBL L100T restoration

    Started by Mikesignal, 01-04-2021 05:46 PM
    • Replies: 8
    • Views: 614
    01-12-2021, 05:17 PM Go to last post
  9. JBL L20t3 woofer surround

    Started by Cozmo, 11-22-2020 12:31 AM
    3 Pages
    1 2 3
    • Replies: 30
    • Views: 2,553
    01-11-2021, 12:34 PM Go to last post
  10. 033 impedance graph

    Started by scroogemcdov, 01-05-2021 08:53 AM
    • Replies: 3
    • Views: 376
    01-08-2021, 03:48 PM Go to last post
  11. JBL Aquarius 1 or S105

    Started by byronstutz, 05-19-2015 01:48 PM
    • Replies: 8
    • Views: 3,455
    01-05-2021, 04:34 PM Go to last post
  12. Metregon modification

    Started by roads31, 12-09-2020 10:29 AM
    2 Pages
    1 2
    • Replies: 22
    • Views: 1,558
    01-04-2021, 06:39 PM Go to last post
  13. Resistors for N120 Network

    Started by Vintage Nut, 01-02-2021 12:11 AM
    • Replies: 11
    • Views: 577
    01-03-2021, 03:46 PM Go to last post
  14. 2461, 2410, 2420 damping material

    Started by GRIMRIAN, 12-30-2020 10:37 AM
    2461, cd restoration
    • Replies: 4
    • Views: 469
    12-31-2020, 06:58 PM Go to last post
  15. VOTT A5 - improved crossover design --- help!

    Started by bradmich, 12-29-2020 11:43 AM
    • Replies: 12
    • Views: 664
    12-30-2020, 05:50 PM Go to last post
  16. Valencia 846a rattle/vibration

    Started by TSWisla, 12-28-2020 10:41 AM
    • Replies: 5
    • Views: 473
    12-29-2020, 11:40 AM Go to last post
  17. JBL C39 Harlan Information

    Started by Daddyo1935, 12-28-2020 07:25 PM
    • Replies: 2
    • Views: 340
    12-29-2020, 08:04 AM Go to last post
  18. TCB subwoofers

    Started by avantrax, 12-27-2020 05:30 AM
    • Replies: 0
    • Views: 266
    12-27-2020, 05:30 AM Go to last post
  19. 4410 crossover in a L80T (GI)

    Started by dub, 12-18-2020 04:07 AM
    • Replies: 11
    • Views: 1,053
    12-26-2020, 01:00 AM Go to last post
  20. JBL L100a polarity

    Started by tivorocks, 12-19-2020 09:25 PM
    • Replies: 1
    • Views: 353
    12-20-2020, 11:20 AM Go to last post
  21. Woofers ruined or no?.

    Started by clwinbe, 12-14-2020 09:32 AM
    • Replies: 11
    • Views: 940
    12-17-2020, 03:26 PM Go to last post
  22. Crazy About Color

    Started by 1audiohack, 12-15-2020 10:51 PM
    • Replies: 2
    • Views: 454
    12-17-2020, 08:23 AM Go to last post
  23. JBL L166 Help needed

    Started by Munkenissen, 12-16-2020 05:54 AM
    • Replies: 4
    • Views: 488
    12-17-2020, 05:23 AM Go to last post

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