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| 400 W Powerline Series |
| Piezo Source is the owner and manufacturer of the original Motorola 400 W Powerline Series. Piezo Source manufacturers the Powerline Series to the exacting production, process and material specifications developed by Motorola. |
| The piezo tweeters and drivers in the Piezo Source original line of Motorola line 400W includes: |
|  | | - Screw-on piezo tweeter/driver
- Powerful 400W RMS
- Originally designed by Motorola
- Powerline Series has Built-In Breaker Protection
- Frequency Response of 1.8-30kHz
- Impedance: Appears as a .3 uF capacitor
- Overall Diameter - 2.44"
- Overall Depth - 2.75"
- Sensitivity of 92db SPL
- Standard 1.375" Thread Type
- Does Not Require A Crossover!
| | KSN1142A | |
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|  | - Screw-on piezo tweeter/driver
- Powerful 400W RMS
- Originally designed by Motorola
- Powerline Series has Built-In Breaker Protection
- Frequency Response of 800kHz - 20kHz
- Impedance: Appears as a .3 uF capacitor
- Overall Diameter - 3.75"
- Overall Depth - 3.0"
- Sensitivity of 93db SPL
- Standard 1.375" Thread Type
- Does Not Require A Crossover!
| | KSN1188A | |
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|  | | - 3" x 7" Horn Piezo Tweeter
- Powerful 400W RMS
- Originally designed by Motorola
- Powerline Series has Built-In Breaker Protection
- Frequency Response of 1.8kHz - 30kHz
- Impedance: Appears as a .3 uF capacitor
- O.D - 7.35"W x 3.1"H
- Sensitivity of 92db SPL
- Cutout - 6.25"W x 2.125"H
- Does Not Require A Crossover!
| | KSN1141A | |
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|  | | - 4.25" x 4.25" Horn Tweeter
- Powerful 400W RMS
- Originally designed by Motorola
- Powerline Series has Built-In Breaker Protection
- Frequency Response of 1.8kHz - 30kHz
- Impedance: Appears as a .3 uF capacitor
- Sensitivity of 92db SPL
- O.D - 4.3"W x 4.3"H x 3.5"D
- Cutout - 3.5" Diameter
- Bolt Circles - 5.2" Diameter
- Does Not Require A Crossover!
| | KSN1165A | |
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