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  1. 1950s JBL C34 & C40.jpg

    1950s JBL C34 & C40.jpg

    Darker Walnut is a JBL C34 Harkness rear-loaded corner cabinet with 15" D130, 075 hi-end transducer, N2600 crossover recapped with polypropylene caps. Also a 1950s JBL C40 Harkness Lowboy 6 foot folded horn. 15" 130A, 175DLH, N1200 crossover recapped with polypropylene caps.
    • cykotic
    • Media item
    • 075 6 foot c34 d130 folded horn harkness jbk jbl n2600 rear-loaded vintage
    • Comments: 1
    • Category: Speaker Gallery
  2. destroyerzx1

    bought my first JBL Paragon #779

    Recently picked up a paragon it had some issues when I listened to it but I managed to haggle a deal for them. the folks over at Lansing Heritage have been helping me with trouble shooting and repair. the 075 and 375's work, the LE15A's just have the hard as rock foam issue going to try brake...
  3. nickdinatale

    Anyone ever do a JBL N1200 DIY build? (Another 3-way JBL thread)

    I'm working on putting together a 3-way JBL system in a pair of C34 cabinets that I'm close to finishing up. It would look something like: 130A, 175/2410, and 075. At the moment, I only have a single N1200 crossover and the prices for a second are leading me to consider just building my own and...
  4. Drummond

    Finally tuned the JBL 075 tweeters!!

    Finally tuned the JBL 075 tweeters with horn lenses from another set of speakers and a 4.7uf capacitor added to the existing crossover network. The Altec crosses over at 18k and the new capacitor takes the 075 to the comfortable zone with added tweeter lens. The JBL LE 175 smooths everything out...
    • Drummond
    • Thread
    • 075 4.7uf 414 427 altec jbl le 175 stonehenge tweeter vintage
    • Replies: 0
    • Forum: Speakers
  5. planetred

    Polarity on JBL 075 Drivers

    Will positive to the black move the diaphragm toward the listener? I have two JBL 075 (16 ohm) wax plugs intact. Thanks for your help.
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