Real World Gear: Driving Designs

Peerless by Tymphany DFM-2535R00-08
tymphany.com/peerless

Throat Size: 1 inch
Frequency Response: 1.5 Hz – 20 kHz (at 25 watts RMS), 2.5 Hz – 20 kHz (at 30 watts RMS)
Sensitivity: 108 dB
Impedance: 8 ohms
Voice Coil: 1.4 inches
Magnetic Structure: Ferrite
Power Handling: 70 watts RMS
Weight: 2.2 pounds

B&C Speakers DE1090TN
bcspeakers.com

Throat Size: 1.4 inches
Frequency Response: 500 Hz – 20 kHz
Sensitivity: 108 dB
Impedance: 8 ohms
Voice Coil: 4 inches
Magnetic Structure: Neodymium
Power Handling: 240 watts AES
Weight: 4.2 pounds
Notes: Titanium diaphragm; aluminum wire voice coil; a variety of compressions drivers, with 0.75- to 2-inch exits, and titanium, mylar, or polyimide diaphragms are available.

Beyma CD-14Nd
beyma.com

Throat Size: 1.4 inches
Frequency Response: 600 Hz – 17 kHz
Sensitivity: 108 dB
Impedance: 8 ohms
Voice Coil: 2.5 inches
Magnetic Structure: Neodymium
Power Handling: 160 watts AES (above 1 kHz)
Weight: 4.2 pounds
Notes: Edge-wound aluminum voice coil; PM-4 polymer diaphragm emphasizes natural reproduction; drivers with a variety of throat and voice coil diameters are available.

Radian Audio 950PB
radianaudio.com

Throat Size: 2 inches
Frequency Response: 500 Hz – 20 kHz
Sensitivity: 111 dB
Impedance: 8 or 16 ohms
Voice Coil: 4 inches
Magnetic Structure: Neodymium
Power Handling: 125 watts AES
Weight: 10.4 pounds
Notes: Aluminum diaphragm with Mylar suspension; 5-slit phase plug; a variety of other compression drivers with 1- to 2-inch throats are available.

Fane CD-1544N-P
fane-international.com

Throat Size: 1 inch
Frequency Response: 2 kHz – 18kHz
Sensitivity: 105 dB
Impedance: 8 or 16 ohms
Voice Coil: 1.75 inches
Magnetic Structure: Neodymium
Power Handling: 50 watts AES
Weight: 5.3 pounds
Notes: Proprietary P.A.R diaphragm with flat surround; copper inductance ring for extended response; Ferrofluid cooled; self-aligning diaphragm for easy field replacement.

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Cone Drivers

FaitalPRO 18HW1070
faitalpro.com

Size: 18 inches
Frequency Response: 30 Hz – 1.5 kHz
Sensitivity: 97 dB
Impedance: 8 ohms
Voice Coil: 4 inches
Excursion/Xmax: 13 mm
Magnetic Structure: Ferrite
Power Handling: 1600 watts AES
Weight: 32.4 pounds
Notes: Copper coil on glass fiber former; triple-roll surround; aluminum demodulating ring; 4-ohm impedance version offered; company offers a variety of woofers, mid-bass, coaxial, and compression drivers.

RCF LF21N551
rcf-usa.com

Size: 21 inches
Frequency Response: 30 Hz – 1 kHz
Sensitivity: 97 dB
Impedance: 8 ohms
Voice Coil: 5.3 inches
Excursion/Xmax: 15 mm
Magnetic Structure: Neodymium
Power Handling: 3600 watts AES
Weight: 30.1 pounds
Notes: Optimized T-pole magnetic structure design; triple-roll surround; proprietary fiber-loaded cone; dual forced-air venting to minimize power compression; edge-wound flat wire voice coils; a variety of woofers along with mid-bass, coaxial and compression drivers are available.

Celestion TF1225CX*
celestion.com

Size: 12 inches
Frequency Response: 50 Hz – 20 kHz
Sensitivity: 97 dB
Impedance: 8 ohms
Voice Coil: 2.5 inches (LF)
Excursion/Xmax: 3.25 mm (LF)
Magnetic Structure: Ferrite
Power Handling: 300 watts RMS
Weight: 13 pounds
*Note: The TF1225CX is a coaxial design, incorporating a TF1225 LF driver with modified CDX1-1730 HF driver mounted to the rear

Peerless by Tymphany NCP15
tymphany.com/peerless

NCP-1540R01-08
Size: 15 inches
Frequency Response: 25 Hz – 2 kHz
Sensitivity: 98.4 dB
Impedance: 8 ohms
Voice Coil: 4 inches
Excursion/Xmax: 7 mm
Magnetic Structure: Neodymium
Power Handling: 1100 watts AES
Weight: 15.9 pounds
NOTES: Cast aluminum frame; fiber-reinforced paper diaphragm; aluminum heatsink and unique forced convection cooling system for high power handling and low power compression; 12-inch model also available.