Speaker Unit Details
FOSTEX MG100HR-S
10cm Pure Magnesium Fullrange Limited Unit¥29,925 (tax included)/1pc
Aluminum Die-cast Frame
This speaker unit, the "MG100HR-S", is an 10cm Pure Magnesium Fullrange Limited Unit Released in April 2009 under the FOSTEX brand as a Limited-edition model, priced at ¥29,925 (tax included)/1pc. Its main specifications include an Impedance of 8ohm, a Sound Pressure Level (sensitivity) of 86.5dB/W (1m), and a rated power handling of 20W, with a maximum power capacity of up to 60W.
To provide reference values for enclosure design, the Lowest Resonance Frequency (fs, f0) is 55Hz, and the Reproduction Frequency Response range is ensured from f0 to 55k Hz. Designed as a component for back-loaded horn enclosures, an Mms (m0) of 5.4g. The manufacturer-recommended enclosure type is a Back-loaded Horn.
The frame is made of Aluminum Die-cast Frame, the required baffle hole diameter is Φ102mm, it requires 4 mounting holes, the magnet weight is 443g, the total net weight is 1490g, the overall diameter of the unit is 128mm, and the depth is 63.3mm.
| Thiele&Small Parameters | Voice Coil Parameters | Mechanical Parameters |
|---|---|---|
fs (f0): 55 Hz Qts (Q0): 0.27 | Z: 8 ohm | Mms (m0): 5.4 g Diaphragm R (a): 42 mm Bl: 1.23 Tesla/m |
| Enclosure Parameters | Other Parameters |
|---|---|
SPL: 86.5 dB/W (1m) Baffle Hole Diameter: Φ102 mm Depth: 63.3 mm Frequency Response: f0 to 55k Hz Recommended Enclosure: Back-loaded Horn | Nom.: 20 W Mus.: 60 W Overall Diameter: 128 mm Magnet Weight: 443 g Net Weight: 1490 g Limited Edition: Yes |
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