40RN08M-1
Key Features:
  • 1.6" (40mm), 8 ohm
  • Voice Range, 1 watt
  • Neodymium magnet, Mylar cone
  • RoHS Compliant;

Primary Specifications

Speakers Environment Outdoor
ROHS Compliant Yes

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 1.6 / 40.0 inch / mm
Rated Impedance 8 ohms
Rated Power 1.0 Watts
Program Power 2 Watts
Frequency Range 350 - 6000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
81 dB SPL
Voice Coil Diameter 0.6 / 15.2 inch / mm
Magnet Weight 0.1 / 3 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 660 Hz
D.C. Resistance (Re) 7.6 ohms
Mechanical Q (Qms) 3.7
Electrical Q (Qes) 9.66
Total Q (Qts) 2.68
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 SOLDER PADS
Magnet Neodymium
Voice Coil Wire Copper
Voice Coil Form Paper
Cone Mylar
Cone Edge Mylar
Dust Cap Mylar
http://s3.amazonaws.com/misco/curves/40RN08M-1.JPG?1345609635
ID Description Measurements Tolerance
OD Outside Diameter 1.6 in. +/- 0.040”
CD Cutout Diameter 1.4 in. +/- 0.030”
MG Magnet Diameter 0.67 in. +/- 0.050”
HD Hole Diameter +/- 0.020”
MD Mounting Diameter +/- 0.020”
ID Internal Depth 0.13 in. Maximum
FT Flange Thickness 0.1 in. +/- 0.050”
NW Net Weight 9.0 g
neodymium