Pair of Black Diamond 8" 140 Watts 4-Ohm Mid-Range Speakers With Bullet

• Mid that handles it all: A midrange driver that can answer the call to handle the most important part of the audible sound spectrum. A speaker that sounds great with just instruments, and even better with vocals.
• Power you can count on: DIA-CM8.4B delivers an impressive 140W peak power with 70W RMS at 4 ohms, enough to handle a full range of audio
• Exclusive Black Diamond design. 21oz magnet with 1.2" inch high strength voice coil for high power applications
• Integrated bullet resonator for higher ranges without losing and midrange frequencies.
• MEASUREMENTS - Overall Diameter : 8.27 | Overall Depth: 3.54 | Mounting Depth: 3.31| Front Mount Baffle Cutout: 7.05 | Motor Diameter: 3.94

Pair of Black Diamond 8" 140 Watts 4-Ohm Mid-Range Speakers With Bullet

This Listing Includes:

• (2) Black Diamond 8" Midrange Loudspeakers DIA-CM8.4B

Black Diamond introduces a mid-range that handles all you can give it. A mid-range driver that can answer the call to handle the most significant part of the audible sound spectrum. A speaker that sounds great with just instrumentals and, even better with vocals. This midrange has power you can count on. The DIA-CM8.4B delivers 140 Watts Max Power with 70 Watts RMS (per speaker)at 4 Ohms, which is enough to tackle a full range of audio. 21oz magnet with 1.2 inch high strength voice coil for high power applications. Integrated bullet resonator for higher ranges without losing midrange frequencies. High efficiency coils for maximum loudness. Sold in pairs.

FEATURES:

• 140 Watts MAX Power


• Integrated Bullet Resonator


• High Efficiency Coils

GENERAL SPECIFICATIONS PER SPEAKER:

• Nominal Diameter: 8"


• Nominal Impedance: 4 Ohm


• RMS Power Handling: 70 Watts


• MAX Power Handling: 140 Watts


• Sensitivity: (1w/1m): 94.6 dB


• Frequency Response: 80Hz-10KHz


• Recommended Hi Pass Crossover: 100 Hz

MOTOR SPECIFICATIONS:

• Voice Coil Diameter: 1.2 / 30 mm


• Voice Coil Former Material: KSV


• Winding Material: CCAW


• Cone Material: Paper


• Surround Material: Cloth


• Basket Material: Steel


• Magnet Material: Ceramic


• Magnet Weight: 21.64 OZ

THIELE & SMALL PARAMETERS:

• Equivalent Volume: Vas 18.514L


• Excursion(one way): Xmax 3mm


• Free Air Resonance: Fs 95Hz


• Mechanical Factor: Qms 19.204


• Electrical Factor: Qes 1.602


• Total Factor: Qts 1.479


• Mechanical Mass: Mms 9.798g


• Mechanical Compliance: Cms 285.179m/N


• BL Factor: BL 3.475


• Voice Coil Inductance: Le 0.21mH


• Cone Area: Sd 167mm2


• DC Resistance: Re 3.3 Ohms

MEASUREMENTS:

• Overall Diameter : 8.27


• Overall Depth: 3.54


• Front Mount Baffle Cutout: 7.05


• Mounting Depth: 3.31


• Motor Diameter: 3.94