C5-15-4873
Key Features:
  • 3.5" (87 mm), 3.2 ohm
  • Alarm Speaker, 3 watt
  • Alnico magnet, phenolic treated cloth cone
  • NSN 5965001330694
  • Used in poisonous gas detector

Primary Specifications

Speakers Environment Outdoor
ROHS Compliant No

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 3.44 / 87.0 inch / mm
Rated Impedance 3 ohms
Rated Power 3.0 Watts
Program Power Watts
Frequency Range 300 to 12,000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
91 dB SPL
Voice Coil Diameter 0.75 / 19.0 inch / mm
Magnet Weight 4.6 / 131 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 450 Hz
D.C. Resistance (Re) 3.0 ohms
Mechanical Q (Qms)
Electrical Q (Qes)
Total Q (Qts)
Compliance Equivalent Volume (Vas) ltr
BL Product (BL) T-M
Maximum Linear Excursion (Xmax) mm
Surface Area of Cone (Sd) cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Steel
Terminal Size 0.205 by 0.020
Magnet Alnico
Voice Coil Wire copper
Voice Coil Form aluminum
Cone cloth impregnated with phenolic resin
Cone Edge cloth impregnated with phenolic resin
Dust Cap cloth impregnated with phenolic resin
http://s3.amazonaws.com/misco/curves/C5-15-4873.JPG?1492700037
ID Description Measurements Tolerance
OD Outside Diameter 3.44 in. +/- 0.040”
CD Cutout Diameter 3.09 in. +/- 0.030”
MG Magnet Diameter 2.15 in. +/- 0.050”
HD Hole Diameter 0.2 in. +/- 0.020”
MD Mounting Diameter 3.94 in. +/- 0.020”
ID Internal Depth 1.75 in. Maximum
FT Flange Thickness 0.04 in. +/- 0.050”
NW Net Weight 381.0 g