JL Audio
1" Tweeters

JL Audio C1-100ct
JL Audio C1-100ct JL Audio C1-100ct JL Audio C1-100ct


C1 component tweeters are engineered to deliver refined performance, with excellent off-axis response and high-frequency extension.

Aluminum Dome

Utilizing true, edge driven 1.0-inch aluminum domes with silk suspensions, the C1-100ct component tweeters provide smooth, detailed reproduction of treble frequencies from 3.6 – 22 kHz.

Flexible Installation

The tweeters can be flush-mounted or surface-mounted with the supplied fixtures to fit a wide variety of installation needs.

High-Pass Filters

Inline, outboard, 12 dB / octave, high-pass filters are included to ensure smooth response and reliability. These filters also are equipped with Advanced Tweeter Protection Circuitry to improve power handling and reliability.


Recommended Amplifier Power
20 - 60W RMS / Channel
91.5 dB @ 1 W / 1 m
Nominal Impedance
Frequency Response
3.6kHz - 22kHz ± 3dB
Flush Mount Fixture Diameter (A1)
1.97” / 50 mm
Surface Mount Fixture Diameter (A2)
2.01” / 51 mm
Flush Mount Mounting Hole Diameter (B)
1.75” / 45 mm
Flush Mount Mounting Depth (C)
0.4” / 10 mm
Flush Mount Tweeter Frontal Protrusion (D1)
0.32” / 8 mm
Surface Mount Tweeter Frontal Protrusion (D2)
0.87” / 22 mm
More Information
Brand JL Audio
RMS Power 60W RMS
Tweeter Size 1"