40RA100M
Key Features:
  • 1.6" (40 mm), 100 ohm
  • Voice Range, 100 milliwatts
  • Alnico magnet, Mylar cone;

Primary Specifications

Speakers Environment Outdoor
ROHS Compliant No

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 1.6 / 40.0 inch / mm
Rated Impedance 100 ohms
Rated Power 0.0 Watts
Program Power 0 Watts
Frequency Range 600 - 8500 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
82 dB SPL
Voice Coil Diameter 0.6 / 15.2 inch / mm
Magnet Weight 0.4 / 10 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 600 Hz
D.C. Resistance (Re) 85.0 ohms
Mechanical Q (Qms) 2.6
Electrical Q (Qes) 15.99
Total Q (Qts) 2.26
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 Stamped Steel
Terminal Size 0.12 X 0.02
Magnet Alnico
Voice Coil Wire Copper
Voice Coil Form Paper
Cone Mylar
Cone Edge Mylar
Dust Cap Mylar
http://s3.amazonaws.com/misco/curves/40RA100M.JPG?1345609632
ID Description Measurements Tolerance
OD Outside Diameter 1.6 in. +/- 0.040”
CD Cutout Diameter 1.4 in. +/- 0.030”
MG Magnet Diameter 0.71 in. +/- 0.050”
HD Hole Diameter +/- 0.020”
MD Mounting Diameter +/- 0.020”
ID Internal Depth 0.6 in. Maximum
FT Flange Thickness 0.1 in. +/- 0.050”
NW Net Weight 22.0 g
neodymium