JJC54MB-6A
Key Features:
  • 5.2" (134mm), Cast aluminum basket, 8 ohm
  • Mid Bass, 25 watts
  • Ferrite magnet, carbon grey cone with natural rubber surround;

Primary Specifications

Speakers Environment Indoor
ROHS Compliant No

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 5.2 / 134.0 inch / mm
Rated Impedance 8 ohms
Rated Power 25.0 Watts
Program Power 50 Watts
Frequency Range 50 - 8000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
90 dB SPL
Voice Coil Diameter 1.0 / 25.4 inch / mm
Magnet Weight 20.0 / 568 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 48 Hz
D.C. Resistance (Re) 5.4 ohms
Mechanical Q (Qms) 10.1
Electrical Q (Qes) 0.27
Total Q (Qts) 0.26
Compliance Equivalent Volume (Vas) 27.7 ltr
BL Product (BL) 5.9 T-M
Maximum Linear Excursion (Xmax) 2.7 mm
Surface Area of Cone (Sd) 99.0 cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Cast Aluminum
Terminal Size 0.25 X 0.03/ 0.19 X 0.02
Magnet Ferrite
Voice Coil Wire Copper
Voice Coil Form Kapton
Cone Grey Carbon
Cone Edge Natural Rubber
Dust Cap Rubber
http://s3.amazonaws.com/misco/curves/JJC54MB-6A.JPG?1345610380
ID Description Measurements Tolerance
OD Outside Diameter 5.4 in. +/- 0.040”
CD Cutout Diameter 4.7 in. +/- 0.030”
MG Magnet Diameter 3.8 in. +/- 0.050”
HD Hole Diameter 0.16 in. +/- 0.020”
MD Mounting Diameter 5.7 in. +/- 0.020”
ID Internal Depth 2.9 in. Maximum
FT Flange Thickness 0.24 in. +/- 0.050”
NW Net Weight 1354.0 g
ceramic