Focal K2 Power 165 KRC User Manual

Focal® is a trademark of Focal-JMlab® - BP 374 - 108, rue de l’Avenir - 42353 La Talaudière cedex
France - Tél. (33) 04 77 43 57 00 - Fax (33) 04 77 37 65 87 - www.focal-fr.com - SCAS080418/1
165 KRC
6" K2 Power Coaxial Kit
• Adjustable tweeter
• High power handling
• Butyl surround
141,2
76,5
4
85
X
4
5
1
6
6
1
55
Nominal power 80W
Maximum power 160W
Sensitivity 93dB
Cone CKMV
Surround Butyl
Nom. impedance 4 ohms
DC resistance 3,2 ohms
VC diameter 25mm
VC height 15mm
Former Kapton
®
Layers 2
Wire Copper
Inductance 0,23mh
Xmax 5mm 3/16 in
Magnet d x h 85 x 17mm 3-1/3x2/3 in
Magnet weight 0.4kg 0,88 lb
Flux density 1T
Gap height 5mm 3/16 in
Net weight 1.2 kg 2,65 lb
Fs 86.26Hz
Vas 6.46l
Qts 0.753
Qes 0.82
Qms 9.17
Re 3.2 ohms
Sd 132.73cm
2
Cas 4.6E-08 m5/N
Mas 73.96kg/m4
Ras 4371.31 ohms.ac
Cms 2.61E-04 m/N
Mms 13.03g
Rms 0.770kg/s
Ces 475.77mF
Les 7.16mH
Res 35.56 ohms
BI 5.23 N/A
SPL 88.88dB/W/m
Load V (l) Fb (Hz) F-3 (Hz) Ql
Sealed 30 - 82 7
©Focal-JMlab - DB080418/1
30°
0°
Mechanical Drawing
Unit : mm
100
95
90
85
80
75
70
65
60
55
50
dB SPL
110
100
90
80
70
60
50
40
30
20
10
Ohms
Log Frequency - Hz
20
100 1000 10 000
Frequency Response / Impedance
Specications
Parameters
Suggested application

Focal K2 Power 165 KRC Specifications

General

Speaker Type	Component
Size	6.5 inches
Impedance	4 Ohms
Woofer Composition	Polyglass
Tweeter Composition	Aluminum
Tweeter	1-inch inverted dome
Mounting Diameter	5.91 inches

Summary

Speaker Specifications

General Specifications

Details nominal power, maximum power, sensitivity, cone type, surround material, and impedance.

Electrical and Physical Parameters

Lists DC resistance, VC diameter, former type, wire material, inductance, and magnet dimensions.

Thiele-Small Parameters

Provides Fs, Vas, Qts, Qes, Qms, Re, Sd, Cas, Mas, Ras, Cms, Mms, Rms, Ces, Les, Res, and BI values.

Frequency and Impedance Response

Frequency Response Curve

Shows sound pressure level (dB SPL) versus logarithmic frequency in Hz for different angles.

Impedance Curve

Illustrates impedance in Ohms across the logarithmic frequency range in Hz.

Mechanical Drawing and Dimensions

Top View Diagram

Presents the coaxial speaker's top view with mounting hole diameters and overall cutout dimensions.

Side View Diagram

Shows the speaker's side profile, indicating mounting depth and basket diameter.

Suggested Application

Sealed Enclosure Parameters

Recommends enclosure volume, resonant frequency (Fb), -3dB frequency (F-3), and Quality factor (Ql).