Lansing Product Technical Help [Archive]

2416H 2417H Modern Direct Replacement? (6 replies)
JBL L56 118H surrounds--which one? (8 replies)
Altec model 19 crossover (1 replies)
Refoaming O44Ti Tweeter (3 replies)
Official OEM source for JBL Blue baffle paint (5 replies)
Speaker Frame and Cone Kit Compatability (0 replies)
Recone kit JBL 2205A or similar (15 replies)
Is this a 2235H - cone kit? (7 replies)
4367 and two Crown I-Tech5000HD (15 replies)
Can 1501-Al2 from Everest replace 1500al-1 from K2? (1 replies)
4350 with 4001? (6 replies)
Re-edging 1500Al-1? (10 replies)
Increasing HF attenuation on S3100 MKII network (36 replies)
Replacement Diaphragms for my M9500 (8 replies)
JBL Equalizer SPP-SWEQ Power Supply (7 replies)
250Ti BQ LTD crossover issue (7 replies)
Jbl sr4715a (4 replies)
looking for recone recommendation in Vancouver... (1 replies)
Possible Altec 288 restoration ! (6 replies)
045ti (10 replies)
Touch up JBL Grey paint? (8 replies)
JBL 2231 genuine or knockoff? (31 replies)
JBL electronic crossover mod (4 replies)
Help - Is this a genuine 2405h? (3 replies)
OEM 2421 Diaphragms just won't fit (7 replies)
8 ohms to 16 ohms driver - how about the crossover ? (2 replies)
2216Nd(-1) / M2 / 4367 measurements (4 replies)
JBL 4520 question (15 replies)
Detect presence of mass ring after questionable recone? (10 replies)
Restoration of 4435 (3 replies)
JBL 2441 Diaphragm question (13 replies)
JBL 376 slight buzzing (8 replies)
JBL L45 "Flair" Mid-range Driver (8 replies)
LE14H-1 as subwoofers? (2 replies)
Metregon S82 System...Impossible?! (4 replies)
2215H vs E145-8? (1 replies)
Speed of sound (17 replies)
Matching drivers? (12 replies)
Jubal L65 woofer, midrange and tweeter phase. (14 replies)
3105 L pad for driver (3 replies)
Low output 2402 Bullet tweeter (3 replies)
Diaphragm and driver marking match? (0 replies)
OEM 128H Kits NLA, or? (3 replies)
Ideal crossover points for 2441 and 077 (5 replies)
JBL 2395 front L brackets (need dimensions) (12 replies)
How to get spares for the JBL L100 Classic (7 replies)
Picked up a pair of 4410s, and... (11 replies)
JBL Olympus C50 S8R Restoration - Replacing the Lansaloy on the LE15A (4 replies)
L65 no thumb (5 replies)
4430 Mid frequency L-pad replacement (1 replies)
JBL 125A voice coil rubbing (5 replies)
2451SL-16 - Round thread on connector? (7 replies)
Original L100 Century coming back to life (25 replies)
Resistance of LE14H-1 and 044Ti (2 replies)
Clips for K-145 (4 replies)
Active Loudspeakers - The what, where, why and how of your active loudspeaker project (45 replies)
Help identifying this horn - bolted to 2470 (2 replies)
Refinishing aluminum 075 tweeter (7 replies)
Lancer99 S99 Two Versions? (3 replies)
What the Hay is this? "JBL Sound Motor?" (18 replies)
3107 and 3141 crossover upgrade (2 replies)
Help to identify a recone kit (1 replies)
Questions on the resurrection of the LE175/1271-1290 (21 replies)
Makie a JBL 2234 with a 2225 (19 replies)
Jbl glue (8 replies)
one Altec Lansing Model 15 sounds muddier than other (37 replies)
Is this a Multi-tap resistor in an older N1200 crossover? (3 replies)
Broken corners on JBL crossovers? No problem! (8 replies)
I Made an Air Core Autoformer for the LX5 .... and it didn't work (19 replies)
4311 drivers (12 replies)
Rebuilding 435Be 3” drivers, the o rings stock? (2 replies)
What does this mean: "cone dusted with black matte paint" (2 replies)
4312 Crossover Help (10 replies)
JBL K145 surround help (0 replies)
Help Identify Old JBL Speakers Bought At Auction (2 replies)
Need a JBL L300 Summit Grill Frame assembly - Any resources for used or aftermarket? (6 replies)
Replacement diaphragm for JBL M9500 (7 replies)
JBL woofer refoaming question (11 replies)
Source for obsolete and newer JBL Pro data sheets, manuals (0 replies)
JBl 4648TH crossover schematics (1 replies)
Grille for 4670D's? (1 replies)
Hartsfield , need help (4 replies)
Requesting advice on a JBL 4675C system (8 replies)
Request K130/K140 Bolt Hole Circle Dimension (16 replies)
JBL LX5 N7000 3D Printed? (3 replies)
I have a JBL Transformer MBT-10 23910 does anyone know the specs and what it was for? (1 replies)
Altec N500g crossover (2 replies)
Looking for JBL " Pro Note " Vol. 1 Issue # 6 and # 7 July 1973 (25 replies)
Purchased a JBL Paragon with some blown drivers, LE15A replace or rebuild? (15 replies)
904Ti 4" midrange debris? (4 replies)
JBL Replacement fillister head machine screws for the 375, 2440,2441,2482 rear covers (5 replies)
Rebuilding 435be, sourcing correct ferrofluid and in need of O-ring (6 replies)
Great Plains Audio 515-16G T/S Parameters and cone number (10 replies)
N-800-f wiring? (1 replies)
Goop (3 replies)
How can I fix this old E145? (3 replies)
Delrin Replacement Sleeve Throats for 2" Compression Drivers 375, 2482, 2440, 2441 (5 replies)
2452/53-SL Diaphragm in 2453J and bolt pattern? (1 replies)
Altec 902-16HF driver on a 511B horn (8 replies)
jbl 2432h driver =gap alignment? (7 replies)
JBL Hartsfield 3 Way Crossover Schematic (1 replies)
Horn Driver Hiss Noise at idle (8 replies)
Altec 604-8H Driver issue (0 replies)
L250ti Electrolytics in Crossover (6 replies)
Does Anyone Here Use Dante? (13 replies)
Reconing 2226JPL to 136HS or 1500GTI (3 replies)
D50SMS8 3way monitor with LE15A 375 075 original product? (11 replies)
JBL L220 binding posts and biamp (4 replies)
How to clean the 2213H suspension? (5 replies)
New cards for the JBL DX-1 (4 replies)
Jbl 4430 binding post connections and l102 questions (14 replies)
M2 Files for Crown CDI Amplifier (8 replies)
Missing post srcews on Altec 290E, are they UNC #6-32? (0 replies)
2204 to 2203 (12 replies)
LX5, LE15A, LE85 restoration. Diaphragms, surrounds, components? (3 replies)
N-500-E Mystery Crossover Help (1 replies)
4406 Crossover phase help +/- (11 replies)
E145 dimensional specs (5 replies)
understanding midrange? (driver selection) (2 replies)
LE5/12 LE5/9 midrange (13 replies)
2402 Bullet Diaphragm replacement (4 replies)
cable for network (7 replies)
4312 crossover with 123a-1 (1 replies)
network crossover 3112C (5 replies)
Woofer 2213 H positive or negative transducer ? (33 replies)
3677 anechoic measurements (1 replies)
LE5/12 dome (3 replies)
JBL Ti5000 manuals & documentation (6 replies)
JBL Control 12SR Restoration Crossovers Compression Drivers (4 replies)
Help with JBL L-100 Cabinets (2 replies)
JBL 2225H with Mass Ring to 2235H or 2234H (7 replies)
Jbl control panel monitor model 4312 (2 replies)
L50 refresh advice (3 replies)
Black Grilles for 4312 jbl (2 replies)
Le5-12 / le5-2 (15 replies)
066 aftermarket repair? (11 replies)
Altec 9440A - sometimes channel 2 doesn't do what it should (5 replies)
JBL 4622 opinion (5 replies)
Interchangeable diaphragms (1 replies)
Need help - Crossover mod for JBL 8330A (5 replies)
How to determine proper JBL phase (2 replies)
4410 network question (14 replies)
Rotary selector jump 4333 (2 replies)
Wiring Polarity 4333b (18 replies)
4331 Crossover help please (2 replies)
Mounting kits for 15" JBLs (4 replies)
2451h installation of 2450SL diaphragms, centering (3 replies)
2225H & 2220J Re-Cone Options? (3 replies)
E130-8 --- What glue to use to re-glue top plate after being dropped? (9 replies)
Please help me identifying these speakers (2 replies)
Looking for model name of a vintage JBL speaker. (1 replies)
Need help with L220 components (2 replies)
L100 Grill Vaneer or Solid Walnut? (3 replies)
Finally Got the JBL 4345 (43 replies)
Boomy JBL 4509 cabinets (11 replies)
Freq response equation (6 replies)
Model 19 dampening help (1 replies)
JBL 4430 Speakers (74 replies)
JBL 2202A with 15" basket! - what to re-cone as? (18 replies)
L200B Freq Response ? (5 replies)
Altec 1569a power switch replacement (0 replies)
Clair Brothers 2404H-1? (8 replies)
2 pairs of mid drivers on a spekaer ? (0 replies)
4435 L Pad (0 replies)
What woofers are used in the old Synthesis subs? (3 replies)
Aftermarket Diaphrams (8 replies)
JBL 2245 information and papers (2 replies)
JBL L7s - Should I take em in for a test/tune up? (5 replies)
Jbl 4435 (6 replies)
Jbl-4435 switch bypass. (2 replies)
N1200 polarity Question. (16 replies)
JBL 375 Trash Bin Find...Can they be saved????? (7 replies)
136 a re cone (2 replies)
2234 recone kit in E 145 baskets (28 replies)
Choosing a Mid-range that Fits. (48 replies)
How Common is this? Original capacitors are still within spec. (2 replies)
K2 s9800 degaussing (4 replies)
Nelson Pass Crossover for L 300 Summit (7 replies)
JBL K2 S9900 Bottom plate and feet (0 replies)
JBL L166 066 Tweeter Removal Help (6 replies)
JBL 4348 - Horns 435AI repair info needed (47 replies)
Add an ultra high frequency unit at the top of 4430 (12 replies)
L100 L Pad Attenuation and setting 0 Reference Point (0 replies)
JBL 4348 speaker veneer sun damage (0 replies)
Altec 604-8H recone kits (3 replies)
JBL Mastering Labs Binding Posts ? (3 replies)
Restoring wife's father's/grandfather's JBL C38 WX (7 replies)
416-8B cabinet (3 replies)
Caps, L Pads and 5-Way Binding Posts for L100 & 4311 (7 replies)
Styrofoam attached to the surround after a long period of storage (0 replies)
Finished! 4435s (18 replies)
Need help to understand power requirements for 4355 and use of external crossovers (46 replies)
New Veneer, Almost ready To Rock ! (8 replies)
Help with XPL 140s (4 replies)
Help for JBL k2 (41 replies)
Reconer of choice..? (14 replies)
Availability of JBL diaphragms (2 replies)
Reconing or replacing LE25s? (11 replies)
Altec Woofer Surround Sepair (4 replies)
Restoring JBL 4435s (1 replies)
3105, 3115 crossover questions (19 replies)
Uneven response on 2440 with new diaphragm (30 replies)
Removing LE25 From L100 (4 replies)
Speaker Cable Spade Lug to Pin Adapters. Or? (46 replies)
Horn/Waveguide Questions (37 replies)
Jbl 2214h dimensions (6 replies)
Intriguing relief on 2405 diaphragms (5 replies)
JBL L150-A Help (6 replies)
Adhesive For Aluminum Foical (9 replies)
Jbl 2421a (6 replies)
What does the (SCH) stand for at the end of some of the crossover schematics I see? (0 replies)
Altec 9444B (1 replies)
2405 acceptable dcr readings (6 replies)
Charge Coupled Crossover (31 replies)
JBL 104H midrange driver question. (13 replies)
Urei 815c restoration (4 replies)
JBL 4312A faulty tweeter options (4 replies)
JBL MIDs / 2169 , 2250 (4 replies)
Another Metregon driver question. (4 replies)
How to remove risers on L65 Jubals? (6 replies)
Repair/refoam 14-1 in Atlanta (9 replies)
JBL L150A - Crossover mounting board fastener size? (4 replies)
Does this Voice Coil look like a factory part? (2 replies)
using JBL passive crossovers with JBL 8 ohm horn drivers? (1 replies)
Strange object found inside a Harmon Citation 7.4 sub (10 replies)
Repairshop in NY/NJ area for 4333A (9 replies)
Anyone have a schematic for the OLDER Style N1200, w/o attenuation switch? (0 replies)
Looking for someone that knows the designers of the L1/2/3/5 & 7. (6 replies)
JBL C40 Harknesss N1200 Crossover Recapping (9 replies)
Rehabbing PR300's - Seeking Technical Advice (6 replies)
What model is this Altec Driver? (2 replies)
Harmon Citation 7.4 passive sub (1 replies)
Speaker Cable Terminations JBL 4430 (3 replies)
XPL 140s (2 replies)
What are these called? (7 replies)
Are D-123As effective replacements for D-122A/126A in Jubal L-65s ? (1 replies)
Replacement diaphragm JBL driver 435Be (1 replies)
90's L-Series Black Ash Veener Touch-up (6 replies)
New member hello & first question about L220s (12 replies)
International Projector Corp driver needed (0 replies)
Restoring JBL 4435s (3 replies)
Altec Models 4/6/8 (Model 9813B) "Automatic Power Control" Crossover schematic (10 replies)
Looking for Altec A255 schematic (0 replies)
N-500-D crossover (8 replies)
033 impedance graph (4 replies)
JBL L100T restoration (8 replies)
Which horn on JBL 4560? (27 replies)
Resistors for N120 Network (11 replies)
2461, 2410, 2420 damping material (4 replies)
VOTT A5 - improved crossover design --- help! (12 replies)