Jensen P8R Data sheet

8"- 50W AlNiCo Guitar Loudspeaker

P 8 R - 8 Ω

GENERAL CHARACTERISTICS ELECTRICAL CHARACTERISTICS

Nominal Overall Diameter ................. 207 mm Nominal Impedance........................... 8

Nominal Voice Coil Diameter .............. 25 mm Musical Power ................................. 50 W

Magnet Weight ............................... 200 g Rated Power* .................................. 25 W

Flux Density................................... 0.96 T Sensitivity @ 1 W, 1 m ....................... 92.5 dB

Weight ......................................... 1.20 Kg

THIELE-SMALL PARAMETERS

Voice Coil DC Resistance ........... RE 6.70

Resonance Frequency ............... fs 130.0 Hz

Mechanical Q Factor................. QMS 9.18

Electrical Q Factor................... QES 2.30

Total Q Factor........................ QTS 1.84

Mechanical Moving Mass ............ MMS 9.3 g

Mechanical Compliance............. CMS 161

Force Factor .......................... B×l 4.72 Wb/m

Equivalent Acoustic Volume........ VAS 10.3 lt.

Maximum Linear Displacement .... X

Reference Efficiency ................

Diaphragm Area ...................... SD 213.8 cm2

Losses Electrical Resistance........ RES 27.0

Voice Coil Inductance @ 1kHz ..... LE 0.36 mH

CONSTRUCTIVE CHARACTERISTICS

Magnet................................. AlNiCo

Voice Coil Winding................... Copper

Voice Coil Former.................... Epotex

Cone ................................... Paper

Surround............................... Paper - Integrated

Dust Dome ............................ Treated Cloth

Basket ................................. Pressed Sheet Steel

*rated power measured with 2 hours test with pink noise signal, 6 dB crest factor, loudspeaker mounted on enclosure

Frequency Response on IEC Baffle (DIN 45575) @ 1 W, 1 m – Free Air Impedance

+110

Ω

n°4 holes Ø 8 × 5

Ω

at 90° on Ø 197.0

207.0

µm/N

+/-1.0 m m

MAX

0

0.95 %

η

178.55.049.0

Ω

1.0

6.0

98.5

49.5

Code ZJ04040

500

+105

+100

+95

d

+90

B

+85

S

P

+80

L

+75

+70

+65

+60

20 20k 50 100 200 500 1k 2k 5k 10k

Hz

200

100

50

20

10

5

3

Due to continuing product improvement, the features and the design are subject to change without notice. 25/03/11

SICA Altoparlanti s.r.l. - ITALY – website: www.sica.it - E-mail: [e-mail] - Tel. [phone] - Fax [phone]

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