Jack 1x15 Piezo/Driver Kit
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Jack 1x15 Piezo/Driver Kit

Xover 2k Pz 8ohm 500w
Parts Only 500w version (+ USD $22.95)
Prebuilt on PC Board 500w version (+ USD $48.95)
Price: USD $157.90
  • Description
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Jack 15 is a Jack of All Trades speaker line: small, versatile, light

  • It can be built as an old-school woofer only electric bass cab.
  • It can be built as a modern full range bass or keyboard cab. It cab be built with one or two woofers.
  • It can be used as a PA top along with subs, it can be used as a full range PA without subs.
  • It can be outfitted with a 120 degree dispersion melded tweeter array, or a vertically aligned compression driver loaded high frequency diffraction horn. 
  • It can be used one per side for small room PA needs, it can be vertically stacked in a line array for thousand seat venues.
  • If maximum versatility is what you need from a speaker of minimum size and weight, not to mention cost, Jack 12 is the cab you want.

Complete details and plans are available from


  • Dispersion with Piezo melded arrays:        120 degrees
  • Dispersion with  Diffraction Comp Horn: 100 Degrees
  • Power handling: Driver dependent. See options in drop down box for driver selection
  • Response:  60-18k
  • Dimensions: 20in x 21in x 23in
  • Weight: Approx 55-65lbs, dependent on driver and hardware.
  • Jack15 Lite Weight:  Approx 45-50lbs, dependent on driver and hardware.

Kit Contents

Jack 15 DIY Speaker Deluxe Kit:

  • Choose from 5 Eminence Speakers
  • Goldwood GT1016 piezo tweeters
  • All crossover parts, or prebuilt by SpeakerHardware Technicians

Response Graphs

Jack 15 Compression Driver

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