AS9100 Rev D/ISO 9001:2015 Certified
Serving the Aviation Industry since 1973
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MISCO Speakers
  • Commercial and general aviation replacements
  • Built to the demanding specifications of aircraft manufacturer
  • Excellent voice clarity
  • Featuring flame retardants
  • Space-saving design
  • Top performance under tough altitude and temperature conditions

From cockpit to hangar, MISCO's engineering and production capabilities are able to fulfill the wide array of speaker requirements in the aerospace industry. MISCO makes lightweight designs, a specific necessity for cockpit and passenger cabin speakers, and MISCO speaker components all exhibit high intelligibility. MISCO employs titanium and neodymium materials for light, tough, and reliable speakers used in planes. Special care is used to employ flame-retardant materials, such as kevlar fabric to heighten the safety quotient for aerospace products. Within hangars, assembly areas, design and engineering offices, MISCO makes speaker assemblies that provide clear, powerful, and distinct sound.


P/N Size
Inches
Shape Frequency
Hz-KHz
Depth
Inches
Power
Watts
Impedance
Ohms
Magnet
Size OZ
Magnet
Material
A3S-8FR-I 3 Square 200-10 1.25 4 8 .53 Alnico
DC3S-8FR-I 3 Square 300-10 1.25 6 8 2.35 Ceramic
A35S-8FR-I 3X5 Oval 150-8 1.51 4 8 .53 Ceramic
DC4S-FR 4 Square 140-9 1.4 6 8 -- --
FC4S-FR-I 4 Square 200-10 1.56 12 8 4.8 Ceramic
EC4S-FR-I 4 Square 100-10 1.50 10 8 3.0 Ceramic
FC46S-4FR-I 4X6 Oval 200-8 1.80 12 3.2 4.8 Ceramic
FC48S-FR-I 4X8 Oval 120-10 -- 12 8 4.8 Ferrite
EC5S-4FR-I 5 Pin Cushion 150-10 1.67 10 3.2 3.0 Ceramic
A52FC-I 5.25 Pin Cushion 100-10 2.00 12 3.2 4.8 Ceramic
FC6S-4FR-I 6 Pin Cushion 100-8 2.20 12 3.2 4.9 Ceramic
FC69S-4FR-I 6X9 Oval 75-8 3.00 12 3.2 4.8 Ceramic
Additional speakers are available – Call for Specific Requirements.


OVAL DIMENSIONS
PIN CUSHION DIMENSIONS
SQUARE DIMENSIONS


Oval 3x5
ID Description Measurements Tolerance
OD Outside Diameter 3.0 in. +/- 0.040"
CD Cutout Diameter 2.8 in. +/- 0.030"
MG Magnet Diameter 0.9 in. +/- 0.050"
HD Hole Diameter 0.2 in. +/- 0.020"
MD Mounting Diameter 2.6 in. +/- 0.020"
ID Internal Depth 1.4 in. Maximum
FT Flange Thickness 0.1 in. +/- 0.050"

Oval 4x6
ID Description Measurements Tolerance
OD Outside Diameter 6.1 in. +/- 0.040"
CD Cutout Diameter 5.8 in. +/- 0.030"
MG Magnet Diameter 2.8 in. +/- 0.050"
HD Hole Diameter 0.2 in. +/- 0.020"
MD Mounting Diameter 5.2 in. +/- 0.020"
ID Internal Depth 1.5 in. Maximum
FT Flange Thickness 0.2 in. +/- 0.050"


Square 3"
ID Description Measurements Tolerance
OD Outside Diameter 3.0 in. +/- 0.040"
CD Cutout Diameter 2.8 in. +/- 0.030"
MG Magnet Diameter 0.9 in. +/- 0.050"
HD Hole Diameter 0.2 in. +/- 0.020"
MD Mounting Diameter 3.4 in. +/- 0.020"
ID Internal Depth 1.1 in. Maximum
FT Flange Thickness 0.1 in. +/- 0.050"
Square 4"
ID Description Measurements Tolerance
Od Outside Diameter 4.1 in. +/- 0.020"
CD Cutout Diameter 3.8 in. +/- 0.020"
MG Magnet Diameter 2.8 in. +/- 0.050"
HD Hole Diameter 0.2 in. +/- 0.010"
MD Mounting Diameter 4.7 in. +/- 0.010"
ID Internal Depth 1.4 in. +/- 0.025"
FT Flange Thickness 0.14 in. +/- 0.050"