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  1. System Design: Help Me Choose Equipment For My Car
    I would greatly appreciate some help with speaker advice. I own a 2007 Nissan Xterra. It’s got corners dash tweeters, 6x9 bottom of front door speakers, then 6 1/2 in the rear. I have a JL 12v3w3 sub with Rockford fosgate prime 750x1 amp. I also got a alpine pdx 4.100 4 channel 100 watts rms...
  2. eBay
    Pair of Alpine SPX-137R crossovers. If you're familiar with Alpine car audio, you know the SPX series of mobile audio accessories are part of their award-winning high-end drivers. These crossovers were designed for the user to dial in the perfect imaging for their mobile sound enjoyment. I used...
  3. General Car Audio Discussion
    My R-A90S runs pretty hot. I do not have an ideal mounting location for cooling, but it is ideal for aesthetics and for being out of the way. Before I resort to cooling fans and heat sinks (or relocating), how hot is too hot to run this on a routine basis? I can put my hand on the case, but...
  4. Car Audio Classifieds
    My buddy is looking for Alpine SPX-13PRO Type-X Pro Series 5-1/4" Just needs the 5 1/4"s really
    $69 USD
  5. Car Audio Classifieds
    BRAND & MODEL: Alpine PDX-V9 CONDITION: Used (7-8) PRICE: $500 (OBO) SHIPPING: Negotiated ADDITIONAL INFORMATION: Cleaning out my garage and it's time to let this one go. There are some small blemishes on the top, but it comes with the original parts & accessories. Happy to ship, let me know...
    $500 USD
  6. Car Audio Classifieds
    Alpine CDA 9835 + KCA-121B Mint 100% working condition and hardly used. I’ve kept this in my collection for many years in the original box and now it’s time for someone to actually utilize it. One of the best audiophile head unit ever made Comes with all of the accessories and owners manual I...
    $375 USD
  7. General Car Audio Discussion
    Question on the Alpine i209-gm and kcx-Bose-gm interface. Does anyone know what the cd jumper does that comes with the kcx-Bose-gm and is it required. I bought one from an individual and it didn’t have the jumper, only the interface and main harness. Also on the i209-gm there is a wire that...
  8. General Car Audio Discussion
    There isn't too much said on DIYMA about these subs. They have many great reviews on Crutchfield but I'm looking for the professional opinion of the DIYMA people-- by experience of your own, or just by looking at their specs. freq response: 26 - 400 Hz sensitivity: 86.2 dB F3: 41 Hz Fs: 31 Hz...
  9. Car Audio Classifieds
    Alpine CDE-HD149BT Head Unit CD Player Bluetooth MP3 CD receiver. This is not the one I sold a few weeks ago. more problems with ebay, so its here $300 SHIPPED CLEAN 4v Pre outs (up to 4.3v clean if you +1 the input level) 9 Band PEQ and Time alignment. Fully featured great Unit. Bluetooth...
    $300 USD
  10. Car Audio Classifieds
    BNIB. Only opened for photos. Purchased from Sound Sensations in Marietta, GA (authorized dealer). Been sitting in my clothes closet in a drawer. Never got around to installing. Never will. Price is $150 shipped to any US state. I accept Venmo, Zelle, CashApp, or cash. Or I'll accept 1...
    $150 USD
  11. General Car Audio Discussion
    Hello, I’ve been on this kick of trying to increase the value of my car to myself. One of my big things is wanting a good sound system. I currently got focal isu 690 (6x9 component system) being powered by an alpine pdx 4.100, no rear speakers, and a Rockford fosgate p3 12 inch sub being powered...
  12. Car Audio Classifieds
    Sold a bin of various useless car audio stuff at garage sale. Unfortunately, not all useless as the harness for the H701 was in the box. Not cool. Anyone have one? Even pics of theirs and I could recreate one.
    $1 USD
  13. Car Audio Classifieds
    All are mint condition sealed packaging, I’d prefer to sell as a complete setup but will consider splitting. I’d also consider trades for signal processors capable of 4 way active. Prices are plus shipping and pp fees.
    $450 USD
  14. Technical & Advanced Car Audio Discussion
    I’ve owned head units in the past that suggested farthest speaker being zero. This is the wrong way. Many headaches with this process
  15. Technical & Advanced Car Audio Discussion
    So recently I installed a alpine ilx-407 into my 2012 Silverado 2500HD, along with the maestro rr.. everything is working fine except for the factory SiriusXM. I have no sound but I can see the channels and what’s playing. I double checked that I had the audio cable from the Maestro plugged into...
  16. eBay
    Alpine CDA-9939J CD Player (F#1 Era) On Ebay https://www.ebay.com/itm/133911739086?
  17. Build Logs & Project Install Gallery
    TL;DR: The ported plates had worse performance than "sealed". I haven't been happy with the midbass performance of my front stage: A pair of Alpine SPX-17PRO components in the factory locations. I modelled the speakers in WinISD using a sealed volume matching my best guess for door volume...
  18. Car Audio Classifieds
    I'm looking s head unit for my 2001 crv It's time to install something better than stock, Any member had something can let me know or write ✍️ on the post
  19. eBay
    Alpine ERA-G320 DSP Old School Eq On Ebay https://www.ebay.com/itm/324743182153?
  20. Car Audio Classifieds
    My vehicle recently bit the dust so I'm parting out all of the audio equipment. Alpine iLX-W650 - $400 OBO Alpine PDX-V9 - $400 OBO
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