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crossover capacitors

  1. J

    Replacing VAC caps in crossover?

    I’ve found a handful of posts about this but there didn’t seem to be a clear cut answer. I’m looking to recap the crossover in my Altec Lansing Model 8s, and 2 of the 3 caps are labeled as VAC (the 2uF and the 8uF). My rough understanding is that I’d have to replace them with significantly...
    • Joolian
    • Thread
    • crossover capacitors
    • Replies: 4
    • Forum: Speakers
  2. Nostoppin1

    L20T3 recap advice and driver resistance

    Hello all, this is my first post here. I love this website and, having found myself here multiple times as a result of internet searches, figured it was time to join in. I'm looking for wisdom on the DCR of my drivers and recommendations for which caps to choose for replacements. I just...
  3. D

    Failed Crossovers?

    I have a pair of B&W Housepods speakers circa 1995. I am getting an extremely faint audio beyond 7KHz from both speakers(I am using a signal generator app using sine wave). Since the woofer/ mid-range are not behind a screen, I unscrewed them and disconnected them from the crossovers and ran the...
    • Dsk19
    • Thread
    • crossover capacitors
    • Replies: 9
    • Forum: Speakers
  4. C

    Kenwood LS-408b crossover and wiring

    Hi all, I've got a pretty strong background in electronics, but working the crossovers is new for me. I've been enjoying digging in and doing research. I just picked up a pair of Kenwood ls-408b's for dirt cheap on marketplace. They sound okay, but unfortunately do not have the original...
    • chigh456
    • Thread
    • crossover capacitors kenwood ls-408b
    • Replies: 0
    • Forum: Speakers
  5. H

    Realistic Minimus-7W Crossover capacitor

    Hi. I have a pair of Realistic Minimus 7’s, walnut veneer, model no:‘40-2039B’ (Currently powered by a Yamaha A-1.) Want to have them working at their best, although they’re very enjoyable in their current state. A simple service/upgrade would be to replace the single capacitor in the...
    • Hifibythekg
    • Thread
    • crossover crossover capacitors loudspeaker realistic minimus 7 realistic minimus 7 walnut tweeter
    • Replies: 35
    • Forum: Speakers
  6. H

    Speaker crossover capacitor advice - Technics SB C-250

    Have just acquired a pair of Technics SB C-250 vintage speakers. Generally they’re positively reviewed and I’d like to get them performing at their optimum. Questions: -What is the key quality one should seek in capacitors being used in a loudspeaker crossover (low leakage? or something...
    • Hifibythekg
    • Thread
    • capacitor crossover crossover capacitors loudspeaker sb-c250 speaker technics
    • Replies: 19
    • Forum: Speakers
  7. NickArchdale

    Celestion Ditton 44 crossover capacitors

    Hi AK folk, I'm restoring a pair of Celestion Ditton 44s and I have some questions: - The Erie 2ufd 250VDC film caps are paralleled up to produce 4ufd and 6ufd values for the tweeter, the old ones were measuring double those values (out of circuit using my Peak ESR capacitor tester), is that...
    • NickArchdale
    • Thread
    • celestion ditton 44 crossover capacitors
    • Replies: 19
    • Forum: Speakers
  8. J

    Question regarding shunt cap in x-over network

    I'm hoping someone can definitively answer this question. Given a low pass filter, with a single shunt capacitor, what effect does lowering the cap's uF rating have on the frequencies passed. Consider the attached schematic. 34uF PP film capacitors are virtually unavailable, yet that is what...
    • Johnny7
    • Thread
    • crossover capacitors
    • Replies: 20
    • Forum: Speakers
  9. Vintageaudio123

    JBL L20T Crossover schematic/cap replacement

    I just purchased a pair of very good and clean looking L20T's and they are on the way. I was wondering what is the consensus about replacing the electrolytic cap(s) in the crossover of this model, and was wondering if someone could provide either a schematic of the crossover or the value of the...
    • Vintageaudio123
    • Thread
    • crossover capacitors jbl l20t bad tweeter repair corrosion
    • Replies: 8
    • Forum: Speakers
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