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help please

  1. roadieINTL

    assistance requested: dahlquist DQ-8 woofer replacement

    Hello all and thanks in advance for your experience. I bought a used pair of DQ-8s that are turning into quite the repair & upgrade saga. I’m powering them bi-amped with a Yamaha RX V1600. Most recently while comparing some test tone and sweeps, I’ve noticed significant distortion in the...
    • roadieINTL
    • Thread
    • dahlquist speakers diy fix help please woofer replacement
    • Replies: 4
    • Forum: Speakers
  2. arumakojr

    My grandpa left me with a pair of AR3a speakers

    Hello people, my grandpa passed away in 2011 and knowing that i loved music, he left me with a set of AR3a speakers. I really didn't know what to do back then, but now i want to start gathering the needed equipment to make use of this fine equipment. However, I currently have zero knowledge (I...
  3. B

    Infinity kappa 9 Help and some questions!

    Hey everyone. Im new in the forum, just registered. I need some help with a pair of infinity kappa 9`s that are currently going through some restoration. A very good friend of mine have been refoaming the bass units on these, and now refurbishing the cabinets as we speak. The tweeters and...
  4. jhs_61

    Soundcraftsmen RA7502 Project

    In starting this thread, I would like to recognize that the amount of Soundcraftsmen information on this site is amazing. Goat67, Avionic, and Geode have provided massive amounts of information/guidance in dozens of threads that I have sincerely enjoyed. I have owned Soundcraftsmen products my...
    • jhs_61
    • Thread
    • 5002 bias adjustment help needed help please ra7502 repair soundcraftsmen
    • Replies: 24
    • Forum: DIY
  5. Andrew Heck

    My First Speaker Resurection, Driver Replacement Question

    Howdy, so I picked up a pair of AR M4.5s today for $30. I Ohmed everything out and I at least have continuity through the voice coils and resisters (don't know if that's necessarily a clean bill of health, but at least it's a thing). Problem is that one of the mids (1210131-2) has a busted...
    • Andrew Heck
    • Thread
    • acoustic research arm4.5 driver replacement help please speaker repair
    • Replies: 5
    • Forum: DIY
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