DS18 PRO-GM8 4PK Midrange Loudspeaker
SPECIFICATIONS
- Nominal Diameter…………………………………………………………………. 8” / 203.2mm
- Nominal Impedance …………………………………………………………………. 4 OHMS
- RMS Power Handling ……………………………………………………190 Watts
- MAX Power Handling……………………………………………………..580 Watts
- Sensitivity (1w/1m)………………………………………………………………………..94dB
- Frequency Response…………………………………………………… 80Hz-10KHz
- Recommended Hi Pass Crossover ………………………120 Hz
- Pair or single…………………………………………………………………Single / Unidad
MOTOR
- Voice Coil Diameter ……………………………………………………1.5” / 38.1mm
- Voice Coil Former Material…………………………………………….. Kapton
- Winding Material ……………………………………………………………………… CCAW
- Cone Material …………………………………………………………………. Paper
- Dustcap Material………………………………………………………. Paper
- Surround Material……………………………………………………………….. Cloth
- Basket Material……………………………………………………………………….Steel
- Basket Color – Finish ………………………………. Matte Black
- Magnet Material ……………………………………………………………………… Ferrite
- Magnet Weight ……………………………………………………………………………. 30 oz
THIELE & SMALL PARAMETERS:
- Equivalent Volume ……………………………… Vas ………………………22.53L / 0.79ft3
- Free Air Resonance ………………………… Fs ………………………………………….86Hz
- Mechanical Factor…………………………………. Qms ………………………………….. 10.462
- Electrical Factor……………………………………………………………………………..0.795
- Total Factor ……………………………………… Qts ……………………………………….0.739
- Mechanical Mass ………………………………. Mms……………………………………9.685g
- Mechanical Compliance …………………. Cms……………………………0.351mm/N
- BL Factor / Factor BL ………………………. BL …………………………………………..4.71
- Voice Coil Inductance ………………. Le…………………………………… 0.431mH
- Cone Area……………………………………….. Sd ………………………………..213.82cm2
- DC Resistance…………………………………….. Re……………………………………. 3.3 ohm
MEASUREMENTS:
- Overall Diameter Total…………………………………………………………..8.26″ / 210mm
- Overall Depth Total……………………………………………………………….3.46″ / 88mm
- Front Mount Baffle Cutout ………………………………………… 7.2″ / 183 mm
- Mounting Depth…………………………………………………………………3.22” / 82mm
- Motor Diameter ………………………………………………………………………4.72″ / 120mm
FOR MORE MANUALS BY DS18, VISIT MANUALSLIBRARYY
DS18 PRO-GM8 4PK Midrange Loudspeaker-FAQs
Q1: What is a midrange speaker driver?
A midrange driver is a specialized loudspeaker component designed to accurately reproduce the middle frequencies of audio, which is where most vocals and fundamental instruments reside.
Q2: What frequency range does the DS18 PRO-GM8 cover?
A midrange driver like the PRO-GM8 typically operates within a standard frequency range of 200 Hz to 2,000 Hz (2 kHz). This allows it to clearly reproduce critical sounds like voices, guitars, and snares.
Q3: What is the power handling capability of this driver?
The DS18 PRO-GM8 is part of the “PRO” series, indicating robust power handling. Drivers in this class are built to handle significant power from an external amplifier to produce high-volume, clear sound.
Q4: What does “4PK” mean?
“4PK” signifies that this listing is for a 4-PacK of DS18 PRO-GM8 midrange loudspeakers, offering a convenient bundle for stereo front and rear stage setups in a vehicle.
Q5: How does a speaker driver work?
A driver converts electrical audio signals from your amplifier into physical sound waves. An electrical current creates a magnetic field that causes the driver’s cone to vibrate, pushing air to create the sound you hear.
Q6: What is sensitivity and why is it important?
Sensitivity measures how efficiently a speaker converts power into volume. A high sensitivity rating (often around 90 dB and above, like other DS18 PRO drivers) means the speaker can produce more sound with less power from your amplifier, resulting in louder and cleaner audio.
Q7: Where are midrange drivers typically used?
Midrange drivers are essential components in multi-speaker systems, commonly used in:
Car audio systems to fill the crucial vocal range.
PA (Public Address) systems for clear speech and music reproduction.
Home stereo setups as part of a 3-way or 4-way speaker cabinet.
Q8: Do I need an amplifier for these speakers?
Yes, the DS18 PRO-GM8 is a passive driver and requires a separate external amplifier with adequate power and a crossover to send it the correct midrange frequencies.