JC5RTF-B
Key Features:
  • 5" (115 mm), 8 ohm
  • Mid Range, 15 watt
  • Ferrite magnet, paper cone with cloth surround;

Primary Specifications

Speakers Environment Indoor
ROHS Compliant No

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 5.0 / 115.0 inch / mm
Rated Impedance 8 ohms
Rated Power 15.0 Watts
Program Power 30 Watts
Frequency Range 400 - 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 10.0 / 284 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 491 Hz
D.C. Resistance (Re) 6.7 ohms
Mechanical Q (Qms) 7.6
Electrical Q (Qes) 2.41
Total Q (Qts) 1.83
Compliance Equivalent Volume (Vas) 0.2 ltr
BL Product (BL) 5.4 T-M
Maximum Linear Excursion (Xmax) 0.9 mm
Surface Area of Cone (Sd) 64.0 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 Paper
Cone Edge Pre-treated Black Cloth
Dust Cap Paper
http://s3.amazonaws.com/misco/curves/JC5RTF-B.JPG?1345610305
ID Description Measurements Tolerance
OD Outside Diameter 5.1 in. +/- 0.040”
CD Cutout Diameter 4.1 in. +/- 0.030”
MG Magnet Diameter 3.4 in. +/- 0.050”
HD Hole Diameter 0.2 in. +/- 0.020”
MD Mounting Diameter 4.7 in. +/- 0.020”
ID Internal Depth 1.8 in. Maximum
FT Flange Thickness 0.13 in. +/- 0.050”
NW Net Weight 809.0 g
ceramic