2
Installation — English
1. Cut the proper size hole for the midrange speaker;
• For the 5-1⁄4” speaker, cut a 117.5mm (4-5/8") diameter hole.
• For the 6-1⁄2” speaker, cut a 143.0mm (5-5/8") diameter hole.
2. Place the speaker frame over the mounting hole and mark the location of the
screw mounting holes.
3. Remove the frame. Drill the holes for the screws using a 1/8" drill bit.
Mounting Tweeter
• Decide which mounting method to use for the tweeter.
Flush Mounting
• Cut a 47mm (1-13/16") diameter hole.
• Route wires and mount tweeter into housing.
• Use clips to mount tweeter and housing into place
Check our website www.LightningAudio.com
for updates on your products.
Tweeter
Mounts
System Model Number S4.525C S4.65C
Nominal Diameter (in.) 5.25 6.5
Nominal Impedance (Ohms) 4 4
Frequency Response 60Hz–20kHz 55Hz–20kHz
Fs (Hz) 60 55
Sensitivity (SPL@1w/1m) 85dB 85dB
RMS Power Handling* (Watts) 50 50
(Continuous)
RMS Power Handling* (Watts) 100 100
(Maximum)
Mounting Diameter (in.) 4-5/8 5-5/8
Mounting Diameter (mm) 117.5 143.0
Mounting Depth (in.) 2-3/8 2-1/2
Mounting Depth (mm) 60.3 63.5
Specifications subject to change without notice
SPECIFICATIONS
Mounting Location
• Place the speakers where they have a direct path to the listening area.
• Whenever possible, place the tweeter directly above or below
the midrange as this maximizes the imaging (point source)
capability of the speakers.
Model Tweeter
Nominal Diameter (in.) 1.0
Nominal Impedance ( ) 4
Frequency Response 2.5kHz–20kHz
Fs (kHz) 2.5
Sensitivity (SPL@1w/1m) 90dB
RMS Power Handling 50 Watts*
Mounting Diameter (in.) See Drawings
Mounting Depth (in.) See Drawings
* Power Rating is established with
recommended filter network
Model Crossover
Crossover Type 2-Way
Crossover Frequency 4kHz @ 4ohms
Crossover Slope 12dB/octave High-Pass
12dB/octave Low-Pass
Filter Q 0.707 (Butterworth)
Tweeter Protection Optical Compression
Dimensions in Inches 4-5/8 x 4-1/8 x 1-1/2
(Width x Depth x Height)
* Rated Power Handling for the overall system
STRIKE COMPONENT SPEAKERS