Spec Sheet

RELAX
www.blam-audio.fr
Woofer
690 RC
[e-mail]
www.facebook.com/blamaudio
• Sensitivity 93dB
• Max power 150 W / Nom. power 75 W
• Frequency response 55 Hz - 20 KHz
•
• 25 mm soft dome tweeter
Integrated 6dB/ oct cross-over
TECHNICAL SPECIFICATIONS
Component
Speakers
Max power
150 W
Nominal power
75 W
Impedance
2 Ω
Freq. Response
60 Hz - 20 KHz
Sensitivity (2,83V/1m)
93 dB
Magnet
Ferrite
Magnet size Ø x h
85 x 17 mm 3,35“x 0,67“
Total driver displacement
0,3 l 0,011 cf
Weight of one component
1.05 kg 2,315 lb
Voice coil Ø
25 mm 0,984“
Voice coil height
11 mm 0,433“
Cone
Coated cellulose pulp
THIELE-SMALL PARAMETERS
effective Ø (d)
164,6 mm
Sd
212,79 cm²
Xmax
3 mm
Re
2,4 Ω
Fs
54,10 Hz
Le
101,12 µH @ 1 kHz
Le
216,5 µH @10 kHz
Vas
26,45 L
Mms
20,81 g
Cms
0,000416 m/N
BL
4,23 Tm
Qts
0,82
Qes
0,95
Qms
6,12
Sensitivity (dB/W/m)
88,4 dB
FREQUENCY RESPONSE / IMPEDANCE
Frequency Response Impendance Z
0
5
10
15
20
25
30
35
40
45
50
0
10
20
30
40
50
60
70
80
90
100
10 100 1000 10000
40000
220
236
168
121
8
165
98
89
30
87
95
dB/SPL
Ohms