Creating Professional Audio Solutions Since 1949 4" (100 mm) Flame Retardant, Voice Range Speaker
Brand Name
MISCO OEM
Part #
DC4S-FR
Built to Order
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THIS IS A "BUILT TO ORDER" PRODUCT
Fire Retardant, High Output Voice / Communications speaker
This is an impressive high-level output voice range speaker. It has a small size but big power handling capability. Its flame retardant construction makes this speaker ideal for aircraft applications.
- Steel basket
- 12 watts of program power
- High sensitivity
- Flame Retardant (FR) cone
- High Energy (HE) ferrite magnet
- Aluminum high-temperature voice coil
This is a universal fit 4-inch speaker; it is ideal for small enclosures and tight spaces.
Download Product Specifications (PDF) »
| Brand Name | MISCO OEM |
|---|---|
| Speaker Type | Voice |
| Shape of Speaker | Square |
| Size, Nominal (inch & mm) | 4" (100 mm) |
| Environment | Indoor |
| Application | Aerospace, Kiosk, Voice Communications |
| RoHS Compliant | No |
| Rated Impedance (Ω) | 8 |
| Rated Power IEC268-5 (W) | 6 Watts |
| Program Power (W) | 12 |
| Sensitivity (dB SPL) ¹ | 88 |
| Frequency Range (Hz) | 140 - 9,000 |
| DC Resistance (Re) (Ω) | 6.3 |
| Resonant Frequency (Fs) (Hz) | 267 |
| Nominal Impedance (Z) (Ω) | 8 |
| Voice Coil Inductance (Le) (mH) | 0 |
| Mechanical Q Factor (Qms) | 5.9 |
| Electrical Q Factor (Qes) | 3.72 |
| Total Q Factor (Qts) | 2.29 |
| Basket Type | Stamped Steel with zinc plating |
| Terminal Size (mm) | 5.2 mm x 0.5 mm |
| Voice Coil Diameter (mm) | 14.5 |
| Voice Coil Wire Material | Copper |
| Voice Coil Former Material | Aluminum |
| Magnet Material | Ferrite |
| Magnet Weight (gm) | 68 |
| Cone Body Material | Flame Retardant Paper |
| Cone Surround Material | Flame Retardant Paper |
| Spider Material | Flame Retardant Cloth |
| Dust Cap Material | Flame Retardant Paper |
| Net Weight (kg) | 0.245 |
| Technical Notes | ¹ Sensitivity is measured with 2.83 volt input, measured on-axis at 1 meter distance |