50RN04-1
Key Features:
  • 2" (50mm), 4 ohm
  • Full Range, 5 watts
  • Neodymium magnet, paper cone with pre-treated black cloth surround
  • RoHS compliant;

Primary Specifications

Speakers Environment Indoor
ROHS Compliant Yes

Technical Specifications

UNIT of MEASURE
Nominal Basket Diameter 2.0 / 50.0 inch / mm
Rated Impedance 4 ohms
Rated Power 5.0 Watts
Program Power 10 Watts
Frequency Range 220 - 20000 Hz
Sensitivity
(2.83 V input measured at 1 Meter)
86 dB SPL
Voice Coil Diameter 0.6 / 15.2 inch / mm
Magnet Weight 1.8 / 50 oz / gr
Transformer

Small Signal Parameters

UNIT of MEASURE
Resonant Frequency (fo) 220 Hz
D.C. Resistance (Re) 3.6 ohms
Mechanical Q (Qms) 3.5
Electrical Q (Qes) 2.1
Total Q (Qts) 1.3
Compliance Equivalent Volume (Vas) 0.1 ltr
BL Product (BL) 1.7 T-M
Maximum Linear Excursion (Xmax) mm
Surface Area of Cone (Sd) 13.0 cm2
Moving Mass (Mmd) g

Material Descriptions

 
Basket Stamped Steel
Terminal Size 0.110 X .02
Magnet Neodymium
Voice Coil Wire Copper
Voice Coil Form Paper
Cone Paper
Cone Edge Pre-treated Black Cloth
Dust Cap Paper
http://s3.amazonaws.com/misco/curves/50RN04-1.JPG
ID Description Measurements Tolerance
OD Outside Diameter 2.1 in. +/- 0.040”
CD Cutout Diameter 1.8 in. +/- 0.030”
MG Magnet Diameter 0.9 in. +/- 0.050”
HD Hole Diameter +/- 0.020”
MD Mounting Diameter +/- 0.020”
ID Internal Depth 0.9 in. Maximum
FT Flange Thickness 0.2 in. +/- 0.050”
NW Net Weight 37.0 g
neodymium