Speaker Unit Details
FOSTEX FE103Σ
10cm Full Range Unit¥3,300(tax included)/1pc
Steel frame
This speaker unit, the "FE103Σ", is an 10cm Full Range Unit under the FOSTEX brand as a regular model, priced at ¥3,300(tax included)/1pc. Its main specifications include an Impedance of 8ohm, a Sound Pressure Level (sensitivity) of 90dB/W (1m), and a rated power handling of 5W, with a maximum power capacity of up to 15W.
To provide reference values for enclosure design, the Lowest Resonance Frequency (fs, f0) is 70Hz, and the Reproduction Frequency Response range is ensured from 70Hz to 18kHz. Designed as a component for back-loaded horn enclosures, an Mms (m0) of 2.9g
The frame is made of Steel frame, the required baffle hole diameter is Φ92mm, it requires 4 mounting holes, the magnet weight is 386g, the total net weight is 0.96kg,
| Thiele&Small Parameters | Voice Coil Parameters | Mechanical Parameters |
|---|---|---|
fs (f0): 70 Hz Qes: 0.32 Qts (Q0): 0.32 | Z: 8 ohm | Mms (m0): 2.9 g Diaphragm R (a): 4.2 cm |
| Enclosure Parameters | Other Parameters |
|---|---|
SPL: 90 dB/W (1m) Baffle Hole Diameter: Φ92 mm Frequency Response: 70Hz to 18kHz | Nom.: 5 W Mus.: 15 W Magnet Weight: 386 g Net Weight: 0.96 kg |
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