DS18 PRO-X6.4M 6.5" Midrange Loudspeaker

Owner's Manual & Data Sheet

Product Overview

The DS18 PRO-X6.4M is a high-performance 6.5-inch midrange loudspeaker designed for exceptional audio reproduction. It is part of DS18's PRO series, known for its power and clarity.

Key Features:

6.5-inch size
Midrange driver
High power handling
Wide frequency response
Durable construction

Specifications

General Specifications
Nominal Diameter	6.5" (165.1 mm)
Nominal Impedance	4 OHM
RMS Power Handling	250 Watts
MAX Power Handling	500 Watts
Sensitivity (1W/1M)	92dB
Frequency Response	90Hz - 15KHz
Recommended Hi Pass Crossover	140 Hz

Midrange Component Details
Voice Coil Diameter	1.5" (38.1 mm)
Voice Coil Former Material	Kapton
Winding Material	CCAW
Basket Material	Steel
Magnet Weight	30 oz
Magnet Material	Ferrite

Performance Data

Frequency Response Graph: The SPL (Sound Pressure Level) vs Frequency graph illustrates the speaker's output across its operating range. The y-axis represents SPL in decibels (dB), and the x-axis represents frequency in Hertz (Hz), showing performance from 20 Hz up to 20 KHz, with a primary output range between 90Hz and 15KHz.

Thiele & Small Parameters

Equivalent Volume (Vas)	2.654 LTR
Excursion (Xmax)	8.2 mm
Free Air Resonance (Fs)	115 Hz
Mechanical Factor (Qms)	9.856
Electrical Factor (Qes)	0.781
Total Factor (Qts)	0.678
DC Resistance (Re)	5.2 ohms

Physical Measurements

Overall Diameter	168 mm (6.61")
Front Mount Baffle Cutout	145 mm (5.70")
Mounting Depth	62 mm (2.44")
Overall Depth	69 mm (2.72")

Additional Information

Designed & Engineered in the USA.

Visit DS18 online at DS18.COM.

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