Jensen P12Q 8 Ohm User manual
Loudspeakers
12"- 40W Vintage Alnico Guitar Loudspeaker
P12Q - 8Ω / 16Ω / 32Ω
G ENE RAL C HARACTE RIST ICS
Nominal Ov erall Dia met er 306 mm. 12 in.
Nominal Voice Coil Diamete r 32 mm. 1.25 in .
Mag net Wei ght 300 g 10.50 oz
Ove rall Weig ht 4.10 lbs
Flux Dens ity 0.9 8 T
THIEL E-S MALL PAR AMETERS 8Ω 16 Ω 32 Ω
Voice Coil DC Re sis tance
R
E
5.72 12.45 25.20 Ω
Res onance Frequ ency
ƒ
S
90 .4 90 .0 85.6 Hz
Me chanical Q Facto r
Q
M S
10.6 2 12.68 10.9 4
Electrical Q Factor
Q
ES
2.38 2.81 3.33
To tal Q Facto r
Q
TS
1.94 2.30 2.55
Me chanical Movin g Mas s
M
M S
22.1 25.9 25.3 g
Me chanical Complian ce
C
M S
140 122 138 µm/N
Force Factor B xL 5.50 8 .05 10.15 Wb/m
Equi valent Acous tic Volu me
V
AS
47.5 41.2 46 .6 lt .
Maximum Lin ear Disp lacemen t
X
M AX
± 1.00 ± 1.00 ± 1.00 mm
Refe rence Efficie ncy
n
O
1.42 1.0 2 0 .84 %
Diap hragm Area
S
D
490 .8 490 .9 490 .0
cm
2
Los se s Ele ctrical Resistan ce
R
ES
25.5 56 .3 82.7 Ω
Voice Coil In ducta nce @ 1kHz
L
E
0.6 7 0.6 0 1.59 mH
CO NST RUC TIVE CHARAC TER IST ICS
Mag net Alnico
Voice Coil Win ding Cop per
Voice Coil Fo rmer Nomex
Con e Mate rial Paper
Surrou nd Mate rial Int egrated Pape r
Dus t Do me Material Solid Pap er
Bask et M aterial Pres se d S hee t Ste el
ELECTR ICAL CHARACT ERI ST ICS 8Ω 1 6Ω 32 Ω
Nominal Impe dance 8 16 32 Ω
Rate d Po wer 40 40 50 W
Musical Po wer 80 8 0 100 W
Sen sitivity@1W,1m 95.0 9 6.1 9 2.3 dB
305.5
277.04.0
82.6
2.5
n° 9 holes 9×6.5
at 45° on Ø293.5
55.0
6.0
137.6
70.0
80.0
12/21/2015
Due to continuing product improvement, the features and the design are subject to change without notice.
Je nse n Lo udspe akers · we bsit e: www.j ens en ton e.c om · e mail: inf o@ jen se nto ne .com
2 5
100
2 5
1000
2 5
10k
2
+60
+65
+70
+75
+80
+85
+90
+95
+100
+105
+110
5
10
2
5
100
2
5
Frequency Response on IEC Baffle (DIN 45575) @ 1W, 1m - Free Air Impedance
Hz
dB SPL
Ω
P12Q 8Ω
P12Q 16Ω
P12Q 32Ω
1
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