Dayton Audio RS180P-8 7" Reference Paper Woofer 8 Ohm User Manual
Impedance, 1 khz fs, Qms qes qts mms
Last Revised: 12/31/2013
50
45
40
35
30
25
20
15
10
5
0
Ohms
180°
90°
0
deg
-90°
-180°
1
2
5
10
20
50
100
200
500
1kHz
2k
5k
10k
20k
DATS
1.0.2
RS180P-8
7" Reference Paper Midwoofer 8 Ohm
Impedance (
Ω
)
Re (
Ω
)
Le (
mH
) @ 1 kHz
Fs (
Hz
)
Qms
Qes
Qts
Mms (
g
)
Cms (
mm/N
)
Sd (
cm
2
)
Vd (
cm
3
)
BL (
Tm
)
V
as
(
liters
)
X
max
(
mm
)
VC Diameter (
mm
)
SPL (
dB 1W/1m
)
RMS Power Handling (
W
)
Usable Frequency Range (
Hz
)
• Lightweight paper composite cone with Kevlar
and glass fibers
• Solid aluminum phase plug
• Smooth, extended frequency response
• Advanced low-distortion motor design
• Rubber surround
• Attractive 6-hole cast frame
8
6.3
0.84
45.5
1.49
0.43
0.34
12.4
0.98
126.7
76.0
7.16
21.9
6.0
38.5
89.0
60
45-8,000
OmniMic
20
0
0
2
0
0
1
0
5
k
2
k
1
0
0
5
k
0
2
k
0
1
k
5
Frequency Response -- frequency [Hz]
[d
BS
P
L]
105
100
95
90
85
80
75
70
65
60
55
Note: Nearfield response included in graph below 450 Hz.