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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: 8,159
    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: 45,175
    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: 129,753
    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: 68,637
    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: 31,043
    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: 27,182
    10-20-2006, 02:48 AM Go to last post
  1. Altec 604 8G and 604 8K throat sizes.

    Started by eso, 09-16-2020 08:14 AM
    • Replies: 7
    • Views: 823
    10-20-2020, 12:12 PM Go to last post
  2. Charge Coupled Crossover

    Started by 1audiohack, 11-09-2007 08:34 PM
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 76
    • Views: 51,234
    10-16-2020, 10:06 PM Go to last post
  3. JBL 2344 vs 2370. Stiff sounding?

    Started by retro soulman, 10-04-2020 08:46 AM
    • Replies: 5
    • Views: 602
    10-04-2020, 04:55 PM Go to last post
  4. Question Do dual-driver midbass horns have lobing issues?

    Started by rubjel, 09-24-2020 07:38 AM
    • Replies: 14
    • Views: 1,040
    10-04-2020, 11:51 AM Go to last post
  5. D 130 recone

    Started by Triumph Don, 09-30-2020 05:51 PM
    • Replies: 4
    • Views: 396
    10-03-2020, 04:25 PM Go to last post
  6. 2426j Vs 2427j ?

    Started by macaroonie, 09-28-2020 08:56 AM
    • Replies: 3
    • Views: 288
    09-28-2020, 09:42 AM Go to last post
  7. JBL D140R Thiele Small parameters ???

    Started by iskesha, 02-05-2019 03:35 AM
    • Replies: 3
    • Views: 1,299
    09-27-2020, 12:17 PM Go to last post
  8. Jbl hla 4897

    Started by hlaari, 05-23-2019 03:38 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,450
    09-23-2020, 12:25 PM Go to last post
  9. JBL 5235 crossover cards !

    Started by retro soulman, 09-20-2020 08:31 AM
    • Replies: 5
    • Views: 502
    09-23-2020, 09:00 AM Go to last post
  10. L300A - 136H vs 2235H

    Started by SaturationPt, 09-22-2020 07:43 AM
    • Replies: 8
    • Views: 493
    09-22-2020, 05:21 PM Go to last post
  11. 299 spade terminal

    Started by adrian welch, 09-12-2020 08:07 PM
    • Replies: 1
    • Views: 431
    09-13-2020, 02:17 AM Go to last post
  12. JBL L110A comparing to JBL L100, L26, L19A

    Started by vrobec, 09-08-2020 03:11 AM
    • Replies: 1
    • Views: 534
    09-08-2020, 12:29 PM Go to last post
  13. Seeking restoration tips for 4430

    Started by GrooveControl, 08-19-2020 03:48 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,884
    08-30-2020, 08:05 PM Go to last post
    • Replies: 8
    • Views: 1,327
    08-23-2020, 12:24 PM Go to last post
  14. Aftermarket JBL 035Ti

    Started by Mike F, 08-11-2020 04:46 PM
    2 Pages
    1 2
    • Replies: 26
    • Views: 2,903
    08-19-2020, 12:49 PM Go to last post
  15. Paragon Crossovers

    Started by kazarkazam, 08-12-2020 01:56 PM
    • Replies: 0
    • Views: 526
    08-12-2020, 01:56 PM Go to last post
  16. K151 vs E155

    Started by budney, 08-06-2020 07:18 AM
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,310
    08-09-2020, 12:42 PM Go to last post
  17. Replacement diaphragm options for 2425J

    Started by BMWCCA, 07-21-2019 06:20 AM
    3 Pages
    1 2 3
    • Replies: 37
    • Views: 8,468
    08-06-2020, 10:45 AM Go to last post
  18. Replacement UHF tweeter JBL K2 S 9800SE

    Started by Kor55, 08-04-2020 12:29 PM
    • Replies: 3
    • Views: 953
    08-04-2020, 04:13 PM Go to last post
  19. 708G-1 Correct Foam?

    Started by Nessman, 02-22-2020 12:40 PM
    • Replies: 7
    • Views: 1,706
    08-02-2020, 11:22 PM Go to last post
  20. 4345 Bi-Amp Crossover Questions

    Started by jbljr, 05-09-2020 11:19 AM
    • Replies: 11
    • Views: 2,549
    07-27-2020, 08:34 AM Go to last post
  21. Step up transformer for 6290 power amp

    Started by 4344, 07-13-2020 12:51 AM
    • Replies: 5
    • Views: 1,316
    07-27-2020, 06:46 AM Go to last post
  22. D-130E Field Coil Drivers and Altec 603

    Started by MartinM, 07-20-2020 10:14 PM
    • Replies: 0
    • Views: 704
    07-20-2020, 10:14 PM Go to last post
  23. 6290 power amp cooling fan modification

    Started by 4344, 07-16-2020 09:54 PM
    • Replies: 3
    • Views: 983
    07-19-2020, 07:29 PM Go to last post
  24. Altec Lansing 421-8h series ll info wanted

    Started by Spellcaster, 07-13-2020 06:54 PM
    • Replies: 4
    • Views: 1,045
    07-18-2020, 09:47 AM Go to last post

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