EC5FR
Key Features:
  • 4.5" (115mm), 8 ohm
  • Voice Range, 6 watts
  • Ferrite magnet, flame retardant paper cone;

Primary Specifications

Speakers Environment Indoor
ROHS Compliant No

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 4.5 / 115.0 inch / mm
Rated Impedance 8 ohms
Rated Power 6.0 Watts
Program Power 12 Watts
Frequency Range 170 - 10000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
92 dB SPL
Voice Coil Diameter 0.8 / 20.3 inch / mm
Magnet Weight 3.0 / 85 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 200 Hz
D.C. Resistance (Re) 6.0 ohms
Mechanical Q (Qms)
Electrical Q (Qes)
Total Q (Qts)
Compliance Equivalent Volume (Vas) ltr
BL Product (BL) T-M
Maximum Linear Excursion (Xmax) 0.4 mm
Surface Area of Cone (Sd) cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Stamped Steel
Terminal Size 0.19 x 0.02
Magnet Ferrite
Voice Coil Wire Copper
Voice Coil Form Aluminum
Cone Flame Retardant Paper
Cone Edge Flame Retardant Paper
Dust Cap Flame Retardant Paper
ID Description Measurements Tolerance
OD Outside Diameter 4.7 in. +/- 0.040”
CD Cutout Diameter 4.4 in. +/- 0.030”
MG Magnet Diameter 2.4 in. +/- 0.050”
HD Hole Diameter 0.4 in. +/- 0.020”
MD Mounting Diameter 4.7 in. +/- 0.020”
ID Internal Depth 1.6 in. Maximum
FT Flange Thickness 0.1 in. +/- 0.050”
NW Net Weight 333.0 g
ceramic