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Speaker Unit Details
FOSTEX FP203

FOSTEX FP203

20cm Fullrange Unit
Steel Frame

This speaker unit, the "FP203", is an 20cm Fullrange Unit under the FOSTEX brand as a regular model, Its main specifications include an Impedance of 8ohm, a Sound Pressure Level (sensitivity) of 95dB/W (1m), with a maximum power capacity of up to 100W.

To provide reference values for enclosure design, the Lowest Resonance Frequency (fs, f0) is 40Hz, and the Reproduction Frequency Response range is ensured from fs to 20k Hz. , an Mms (m0) of 12g. The manufacturer-recommended enclosure type is a Back-loaded Horn.

The frame is made of Steel Frame, the required baffle hole diameter is Φ185mm, it requires 4 mounting holes, the magnet weight is 1100g, the total net weight is 3600g, the overall diameter of the unit is 210mm, and the depth is 94mm.

Thiele&Small ParametersVoice Coil ParametersMechanical Parameters

fs (f0): 40 Hz

Qts (Q0): 0.33

Z: 8 ohm

Mms (m0): 12 g

Diaphragm R (a): 81 mm

Enclosure ParametersOther Parameters

SPL: 95 dB/W (1m)

Baffle Hole Diameter: Φ185 mm

Depth: 94 mm

Frequency Response: fs to 20k Hz

Recommended Enclosure: Back-loaded Horn

Mus.: 100 W

Overall Diameter: 210 mm

Magnet Weight: 1100 g

Net Weight: 3600 g

Limited Edition: No

Images

frequency

FOSTEX FP203 - frequency

outline

FOSTEX FP203 - outline

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