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crossover

  1. tgmartin

    Rectilinear III crossover confusion - Should this even work at all?

    I recently acquired a pair of Rectilinear III (111?, 3?) "Highboy" speakers with "MIDRANGE" and "TWEETER" controls on a recessed black plastic back panel. One has serial #44967, the other is missing the tag. I found that one (#1) had no audio from the mid driver and the other (#2) had no audio...
    • tgmartin
    • Thread
    • crossover rectilinear iii repair
    • Replies: 34
    • Forum: Speakers
  2. L

    Infinity Quantum 2 -#1 Best way to access crossover and free frozen Tweeter X-Over switches. # 2 I have a broken binding post., best way to access.

    Hello everyone, I'm new to the forum I recently aquired a pair of original working Infinity Quantum 2 speakers. As far as I know, they have never had any crossover work done. Both of the Tweeter X-Over Frequency swithces are completely frozen in the HIGH position. I do not want to force them...
  3. E

    Build a pr. of Frankenstein ADS

    I first heard ADS L-710's on a showroom floor in about 1976. I realized that I found the clarity and depth of sound that felt right for my ears. Shortly after that I heard them I purchased a used pr. at a much cheaper price than new ones were going for. No regrets, loved them for listening to...
    • EddieE
    • Thread
    • ads ar3a build cabinets crossover
    • Replies: 15
    • Forum: Speakers
  4. a.munk

    How can i turn my 3 way stereo set up to a 4 way

    Hi AK crew, I’m looking for advice on turning my current stereo 3 way system into a stereo 4-way by splitting my subs separately. The idea is to keep highs and mids as they are, then take the LOW output from the AC23S and split it into two bands. i want to crossover the 186 horns at 100 hz...
  5. bennattj

    Installing Crossover for Pioneer S-HF21-LR

    I'll put my question up front and backstory is below the schematic. Do you think I'd get an improvement if I were to install a proper crossover into all eight of these speakers? (not really asking about is it "worth it" since I think I know the answer to that based on the cost and labor) There...
    • bennattj
    • Thread
    • capacitor crossover hf21 inductor pioneer speakers
    • Replies: 6
    • Forum: Speakers
  6. R

    Help with crossover for Proac Super tablette EBT

    Hi everyone. I would like to renew the crossover of my self-built EBT PROAC Tablets (the ones with 2 Seas woofers and Tweeter Scan Speak)), the values detected are those indicated in the diagram, but I'm not sure if after so many years they are the original ones. Does anyone know the original...
  7. W

    Passive or active subwoofer?

    Hi there, I have a JBL control sb5 passive sub 40-120hz. They have a crossover of 120hz and the frequencies below this are taken from from attached Monitor Audio Bronze 2s. They say having a powered sub takes the heavy lifting off the main speakers, but my Audiolab 6000aMk2 only has pre out (no...
    • wazhead
    • Thread
    • active crossover passive sub
    • Replies: 25
    • Forum: Speakers
  8. P

    Marantz 2245 p750 Board Help

    I could use some help with my amp rebuild and troubleshooting. I have a Marantz 2245 Serial Number 31730. recently I've noticed diminished audio quality on the right side. I've been able to determine it is the p750 board. For background I've used the rebuild kits from peace.love.and.music...
  9. S

    SONY SS G5 Crossover

    Hi Everyone! Just bought these speakers in very good condition, never opened. Just thinking about sense to change capacitors in crossover. All sound good but it almost 50 years. Before i had ss 5050 and after recap those sound exactly the same and capacitors was in very good condition. I want to...
    • StickWeapon
    • Thread
    • capacitor crossover sony ss g5 speakers
    • Replies: 5
    • Forum: Speakers
  10. M

    Bozak Symphony B4000 crossover question

    I've been reading tons of information regarding the crossover and mods for the Bozak Symphony. I just acquired a pair that are loaded with N-101A crossover. I don't believe that is the correct recommended crossover for the symphonies (the N-101A shows cross at 800 and 2500 hz 6db per octave 8...
  11. B

    Wharfedale Linton 3XP no highs

    Hi all, this is my first post so ai hope I‘m posting at the right place. I‘m also a Hifi Newbie so please be gentle. I recently bought a pair of Wharfedale Linton 3xp‘s on ebay. I just got to test them with a Sanyo DCX6000k and Pioneer PL12D. I get no highs at all from them. The sound is...
    • BeezyP
    • Thread
    • crossover vintage vintage 70's wharfedale wharfedale linton
    • Replies: 10
    • Forum: Speakers
  12. plavatar

    My major Minimus 7 Zilch mod mod v1

    I took an unfinished, 25-yr-old design from a stalled business and scaled it down for the Minimus 7. It took me 2 weeks, from sitting down to get serious, to completion. I Zilched the crossovers: And came up with my own setup: And it fits well in the enclosures: The right and left...
    • plavatar
    • Thread
    • crossover diy minimus 7 mod zilch
    • Replies: 15
    • Forum: Speakers
  13. ahmad8600

    Soundbar crossover

    Hello everyone, I have a Triad Micro Sat 3.0 soundbar. Last night, after playing music at high volume for about four hours, the sound suddenly cut off. After turning off my receiver and letting it rest for 30 minutes, the sound returned, but it was very faint and distorted. After researching...
    • ahmad8600
    • Thread
    • capacitor crossover soundbars
    • Replies: 8
    • Forum: Speakers
  14. LPCOLLECT

    Would it be okay to re-purpose Altec 15 XO for Altec model 19?

    I have an opportunity to purchase a pair of Altec 15 crossover locally and I own a model 19. I wish to keep everything stock for my 19s. (was planning on recapping but couldn't find time). would it be possible to modify an Altec 15 crossover to use in my 19s? (with original spec). I'm...
    • LPCOLLECT
    • Thread
    • altec alteclasing altecmodel15 altecmodel19 crossover model15 model19
    • Replies: 3
    • Forum: The Lansing Legacy
  15. EddNog

    Somebody Please Make This Already...

    Imagine an interesting new product: Two sets of analog inputs (when I say sets, I mean each set has single-ended and also balanced), one volume attenuator that controls output synchronously BY WAY OF TWO SETS OF SYNCHRONIZED RESISTOR LADDERS (analog-domain attenuation, not digital) between the...
    • EddNog
    • Thread
    • 12v trigger bass management crossover filter slope high-pass filter low-pass filter preamp
    • Replies: 0
    • Forum: General Audio Discussion
  16. Dvanamps

    Altec N809-8A rebuild project

    Hi Audiokarma community, Im about to undertake an experimental speaker build and would like to get the groups perspective and advise moving forward. The plan is to build 2x Altec 816VI cabinets which I read crossover at around 2kHz. For the drivers I currently have a set of altec 414 16ohm 12”...
    • Dvanamps
    • Thread
    • 816vi altec build crossover n809 speaker
    • Replies: 0
    • Forum: Speakers
  17. K

    Optimus LX-4 Black Dahlia mod issue - bypass cap breaks tweeter?

    I have a pair of Optimus LX-4s that I'm modding based on the Black Dahlia mod (see details here). One of the mods is adding a 0.1uf bypass cap in parallel with the existing cap. When I added the bypass cap, the tweeter stopped working. The tweeter started working again after I removed the...
    • kdawg123
    • Thread
    • bypass capacitor crossover
    • Replies: 7
    • Forum: DIY
  18. Stuart Pedaso

    Who puts midrange level control in the woofer circuit? -- Sansui!

    While exploring the Sansui SP-1200/1700/2500 crossover family I somehow got sidetracked into SP-3000 land, who's crossover proved unrelated to the aforementioned group. But before resuming the original mission this oddity caught my eye and piqued my curiosity. SP-3000 is a typical "kabuki"...
  19. J

    JBL L110 Midrange Help

    Hello! This is my first time posting on AudioKarma so forgive me if I make any mistakes. I recently acquired a pair of JBL L110's. They had been sitting in storage for quite a while and the previous owner said they were working before being stored. I got to work replacing the foam surrounds and...
  20. Maydayzero

    HPM-60 Crossover gen1 vs gen2

    is there a difference between the 2 crossovers? I need to replace mine. but the listings I find don't specify what gen they came from, just say hpm-60 crossover. I currently have the gen2.
  21. jupitersspot

    Speakerlab 7 Crossover conundrum

    I have a set of new-to-me Speakerlab 7 speakers. The cabinets are rough and need some work, and I want renew the electronics in the crossovers. I have found online a schematic for the crossover network in the speaker (link to that AK post), but after disassembling my speakers I find that my...
  22. Frequency295

    IMF Studio Rebuild

    Hello fellow AKers, I received a pair of IMF Studio's from a family friend a while back. I replaced the dead b110 woofers and had been using them however the quality seemed to be off and finally got to me. I used a tube to listen to each driver and noticed that the super tweeters didn't seem to...
  23. S

    B&W Preference P6 - question concerning crossover

    Short disclaimer, I’m rather new to (audio) electronics, I hope the approach and my questions are not too basic. I recently acquired said speakers. Initially the sound was truly underwhelming. After some research and maintenance of tweeters with new ferrofluid it improved, but overall, the...
    • sarsagoth
    • Thread
    • b&w p crossover crossover design
    • Replies: 1
    • Forum: DIY
  24. Tonewall

    ESS amt 1am Crossover Help

    I want to recap a pair of ESS AMT 1AM, but here's the catch. A local audio shop in Kansas (Audio Mart) upgraded them back in the late 70's early 80's. I believe these are called Custom Monitor Elites adding a midrange speaker in place of the passive woofer. Anyway, the crossovers are...
  25. belletrist

    Heathkit SS-1B crossover alternative?

    Hi all, been a while since I posted, so greetings and good wishes to everyone out there! I've got a single Heathkit SS-1B "range extender" (add-on to the SS-1, providing extended lows and highs). Had it for years since I acquired it from someone in the area, who was cleaning out his basement...
    • belletrist
    • Thread
    • crossover crossover design heathkit
    • Replies: 2
    • Forum: Speakers
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